---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11323 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 7.9G 0 7.9G 0% /dev tmpfs 1.6G 680K 1.6G 1% /run /dev/vda1 78G 8.5G 69G 11% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 562 13147 0 2329 15147 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:c5:4b:fc brd ff:ff:ff:ff:ff:ff inet 10.30.107.217/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85602sec preferred_lft 85602sec inet6 fe80::f816:3eff:fec5:4bfc/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11323) 11/08/25 _x86_64_ (4 CPU) 18:04:10 LINUX RESTART (4 CPU) 18:05:02 tps rtps wtps bread/s bwrtn/s 18:06:01 28.39 0.03 28.35 2.44 36445.35 18:07:01 1.45 0.00 1.45 0.00 16.93 18:08:01 0.73 0.00 0.73 0.00 9.60 18:09:02 2.73 1.53 1.20 43.19 15.73 18:10:01 1.00 0.00 1.00 0.00 12.61 18:11:01 1.27 0.02 1.25 0.13 16.40 18:12:01 0.85 0.02 0.83 2.80 10.40 18:13:01 2.10 0.57 1.53 13.33 19.06 18:14:01 0.80 0.00 0.80 0.00 9.60 18:15:01 1.45 0.00 1.45 0.00 37.33 18:16:01 426.51 31.83 394.68 1003.57 10570.50 18:17:01 143.71 19.33 124.38 1275.52 16437.53 Average: 51.02 4.46 46.56 195.62 5263.93 18:05:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:06:01 14483476 15709208 1941492 11.82 32076 1413096 718052 4.11 474356 1296548 16 18:07:01 14483592 15709412 1941376 11.82 32108 1413100 718052 4.11 474628 1296520 8 18:08:01 14479448 15705308 1945520 11.84 32132 1413104 718052 4.11 479208 1296524 8 18:09:02 14476080 15703284 1948888 11.87 32172 1414396 718052 4.11 481872 1297432 40 18:10:01 14475436 15702700 1949532 11.87 32220 1414388 718052 4.11 481920 1297416 12 18:11:01 14474544 15701880 1950424 11.87 32260 1414412 718052 4.11 482676 1297420 24 18:12:01 14473996 15701456 1950972 11.88 32284 1414500 718052 4.11 483264 1297512 128 18:13:01 14458716 15687028 1966252 11.97 32332 1414908 718052 4.11 497832 1297276 152 18:14:01 14458864 15687220 1966104 11.97 32364 1414908 718052 4.11 497860 1297224 168 18:15:01 14457188 15686096 1967780 11.98 32416 1415336 718052 4.11 498196 1297656 120 18:16:01 13749360 15412500 2675608 16.29 69700 1788028 1083424 6.20 819816 1630372 237600 18:17:01 13476716 15520984 2948252 17.95 101844 2113408 798156 4.57 781892 1894224 177224 Average: 14328951 15660590 2096017 12.76 41159 1503632 755175 4.32 537793 1374677 34625 18:05:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:06:01 ens3 0.47 0.32 0.19 0.46 0.00 0.00 0.00 0.00 18:07:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 18:07:01 ens3 0.28 0.20 0.07 0.22 0.00 0.00 0.00 0.00 18:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:08:01 ens3 1.58 0.62 2.16 0.35 0.00 0.00 0.00 0.00 18:09:02 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 18:09:02 ens3 1.20 0.82 0.93 0.37 0.00 0.00 0.00 0.00 18:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:01 ens3 0.44 0.32 0.20 0.45 0.00 0.00 0.00 0.00 18:11:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 18:11:01 ens3 0.65 0.22 0.12 0.01 0.00 0.00 0.00 0.00 18:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:12:01 ens3 0.73 0.60 0.37 0.61 0.00 0.00 0.00 0.00 18:13:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 18:13:01 ens3 8.43 7.18 4.87 8.65 0.00 0.00 0.00 0.00 18:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:14:01 ens3 3.08 2.03 1.48 1.68 0.00 0.00 0.00 0.00 18:15:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 18:15:01 ens3 12.78 7.40 13.71 1.94 0.00 0.00 0.00 0.00 18:16:01 lo 1.40 1.40 0.17 0.17 0.00 0.00 0.00 0.00 18:16:01 ens3 244.54 171.44 1614.54 61.51 0.00 0.00 0.00 0.00 18:17:01 lo 3.07 3.07 0.32 0.32 0.00 0.00 0.00 0.00 18:17:01 ens3 186.99 126.98 1282.99 32.97 0.00 0.00 0.00 0.00 Average: lo 0.46 0.46 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 38.54 26.58 244.14 9.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11323) 11/08/25 _x86_64_ (4 CPU) 18:04:10 LINUX RESTART (4 CPU) 18:05:02 CPU %user %nice %system %iowait %steal %idle 18:06:01 all 0.08 0.00 0.03 2.02 0.01 97.85 18:06:01 0 0.05 0.00 0.02 0.08 0.00 99.85 18:06:01 1 0.05 0.00 0.02 0.00 0.00 99.93 18:06:01 2 0.17 0.00 0.02 0.00 0.03 99.78 18:06:01 3 0.07 0.00 0.07 8.02 0.02 91.83 18:07:01 all 0.03 0.00 0.02 0.01 0.01 99.93 18:07:01 0 0.02 0.00 0.03 0.03 0.00 99.92 18:07:01 1 0.02 0.00 0.02 0.00 0.00 99.97 18:07:01 2 0.03 0.00 0.03 0.02 0.02 99.90 18:07:01 3 0.02 0.00 0.00 0.02 0.02 99.95 18:08:01 all 0.08 0.00 0.02 0.00 0.01 99.90 18:08:01 0 0.03 0.00 0.00 0.00 0.00 99.97 18:08:01 1 0.02 0.00 0.03 0.00 0.02 99.93 18:08:01 2 0.17 0.00 0.02 0.00 0.03 99.78 18:08:01 3 0.10 0.00 0.02 0.00 0.00 99.88 18:09:02 all 0.17 0.00 0.02 0.02 0.01 99.78 18:09:02 0 0.08 0.00 0.00 0.03 0.00 99.88 18:09:02 1 0.17 0.00 0.02 0.03 0.00 99.78 18:09:02 2 0.23 0.00 0.02 0.00 0.02 99.73 18:09:02 3 0.18 0.00 0.02 0.00 0.00 99.80 18:10:01 all 0.03 0.00 0.01 0.01 0.01 99.94 18:10:01 0 0.00 0.00 0.00 0.00 0.00 100.00 18:10:01 1 0.05 0.00 0.02 0.00 0.00 99.93 18:10:01 2 0.05 0.00 0.02 0.03 0.03 99.86 18:10:01 3 0.02 0.00 0.00 0.00 0.02 99.97 18:11:01 all 0.02 0.00 0.02 0.01 0.01 99.95 18:11:01 0 0.02 0.00 0.00 0.00 0.00 99.98 18:11:01 1 0.00 0.00 0.02 0.00 0.02 99.97 18:11:01 2 0.05 0.00 0.05 0.03 0.03 99.83 18:11:01 3 0.02 0.00 0.00 0.00 0.00 99.98 18:12:01 all 0.07 0.00 0.02 0.00 0.01 99.90 18:12:01 0 0.00 0.00 0.05 0.00 0.00 99.95 18:12:01 1 0.08 0.00 0.02 0.00 0.02 99.88 18:12:01 2 0.18 0.00 0.02 0.02 0.02 99.77 18:12:01 3 0.02 0.00 0.00 0.00 0.02 99.97 18:13:01 all 0.50 0.00 0.04 0.02 0.02 99.42 18:13:01 0 0.47 0.00 0.02 0.00 0.00 99.52 18:13:01 1 0.67 0.00 0.02 0.02 0.03 99.27 18:13:01 2 0.48 0.00 0.03 0.05 0.02 99.42 18:13:01 3 0.40 0.00 0.05 0.03 0.00 99.51 18:14:01 all 0.04 0.00 0.01 0.01 0.01 99.93 18:14:01 0 0.03 0.00 0.00 0.00 0.02 99.95 18:14:01 1 0.05 0.00 0.02 0.00 0.03 99.90 18:14:01 2 0.03 0.00 0.02 0.02 0.00 99.93 18:14:01 3 0.02 0.00 0.02 0.00 0.02 99.95 18:15:01 all 0.08 0.00 0.02 0.01 0.01 99.88 18:15:01 0 0.17 0.00 0.00 0.00 0.00 99.83 18:15:01 1 0.02 0.00 0.03 0.00 0.03 99.92 18:15:01 2 0.07 0.00 0.03 0.03 0.02 99.85 18:15:01 3 0.08 0.00 0.00 0.00 0.00 99.92 18:16:01 all 24.31 0.00 1.74 2.56 0.06 71.34 18:16:01 0 24.26 0.00 2.10 2.92 0.05 70.67 18:16:01 1 27.68 0.00 1.72 0.62 0.05 69.93 18:16:01 2 10.27 0.00 0.89 4.21 0.05 84.57 18:16:01 3 35.16 0.00 2.23 2.50 0.07 60.04 18:16:01 CPU %user %nice %system %iowait %steal %idle 18:17:01 all 25.97 0.00 1.84 1.46 0.06 70.67 18:17:01 0 12.77 0.00 1.67 2.94 0.05 82.57 18:17:01 1 13.46 0.00 1.40 1.17 0.07 83.91 18:17:01 2 49.57 0.00 2.71 0.62 0.08 47.02 18:17:01 3 28.12 0.00 1.57 1.10 0.05 69.16 Average: all 4.29 0.00 0.31 0.51 0.02 94.86 Average: 0 3.16 0.00 0.32 0.50 0.01 96.00 Average: 1 3.53 0.00 0.28 0.15 0.02 96.02 Average: 2 5.12 0.00 0.32 0.42 0.03 94.11 Average: 3 5.37 0.00 0.33 0.96 0.02 93.31