diff --git a/man/systemd-cgtop.xml b/man/systemd-cgtop.xml index b0c88001d4..b3298b64f3 100644 --- a/man/systemd-cgtop.xml +++ b/man/systemd-cgtop.xml @@ -142,6 +142,15 @@ file. + + + + + Format byte counts (as in memory usage and IO metrics) + with raw numeric values rather than human-readable + numbers. + + diff --git a/src/cgtop/cgtop.c b/src/cgtop/cgtop.c index a390cf3256..8c58cd2c04 100644 --- a/src/cgtop/cgtop.c +++ b/src/cgtop/cgtop.c @@ -62,6 +62,7 @@ typedef struct Group { static unsigned arg_depth = 3; static unsigned arg_iterations = 0; static bool arg_batch = false; +static bool arg_raw = false; static usec_t arg_delay = 1*USEC_PER_SEC; static enum { @@ -96,6 +97,16 @@ static void group_hashmap_free(Hashmap *h) { hashmap_free(h); } +static const char *maybe_format_bytes(char *buf, size_t l, bool is_valid, off_t t) { + if (!is_valid) + return "-"; + if (arg_raw) { + snprintf(buf, l, "%jd", t); + return buf; + } + return format_bytes(buf, l, t); +} + static int process(const char *controller, const char *path, Hashmap *a, Hashmap *b, unsigned iteration) { Group *g; int r; @@ -532,18 +543,9 @@ static int display(Hashmap *a) { } else printf(" %*s", maxtcpu, format_timespan(buffer, sizeof(buffer), (nsec_t) (g->cpu_usage / NSEC_PER_USEC), 0)); - if (g->memory_valid) - printf(" %8s", format_bytes(buffer, sizeof(buffer), g->memory)); - else - fputs(" -", stdout); - - if (g->io_valid) { - printf(" %8s", - format_bytes(buffer, sizeof(buffer), g->io_input_bps)); - printf(" %8s", - format_bytes(buffer, sizeof(buffer), g->io_output_bps)); - } else - fputs(" - -", stdout); + printf(" %8s", maybe_format_bytes(buffer, sizeof(buffer), g->memory_valid, g->memory)); + printf(" %8s", maybe_format_bytes(buffer, sizeof(buffer), g->io_valid, g->io_input_bps)); + printf(" %8s", maybe_format_bytes(buffer, sizeof(buffer), g->io_valid, g->io_output_bps)); putchar('\n'); } @@ -561,6 +563,7 @@ static void help(void) { " -c Order by CPU load\n" " -m Order by memory load\n" " -i Order by IO load\n" + " -r --raw Provide raw (not human-readable) numbers\n" " --cpu[=TYPE] Show CPU usage as time or percentage (default)\n" " -d --delay=DELAY Delay between updates\n" " -n --iterations=N Run for N iterations before exiting\n" @@ -583,6 +586,7 @@ static int parse_argv(int argc, char *argv[]) { { "delay", required_argument, NULL, 'd' }, { "iterations", required_argument, NULL, 'n' }, { "batch", no_argument, NULL, 'b' }, + { "raw", no_argument, NULL, 'r' }, { "depth", required_argument, NULL, ARG_DEPTH }, { "cpu", optional_argument, NULL, ARG_CPU_TYPE}, {} @@ -594,7 +598,7 @@ static int parse_argv(int argc, char *argv[]) { assert(argc >= 1); assert(argv); - while ((c = getopt_long(argc, argv, "hptcmin:bd:", options, NULL)) >= 0) + while ((c = getopt_long(argc, argv, "hptcmin:brd:", options, NULL)) >= 0) switch (c) { @@ -649,6 +653,10 @@ static int parse_argv(int argc, char *argv[]) { arg_batch = true; break; + case 'r': + arg_raw = true; + break; + case 'p': arg_order = ORDER_PATH; break;