---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1507 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 672K 1.6G 1% /run /dev/vda1 78G 11G 67G 14% / 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 1299 10374 0 4366 14410 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:b0:03 brd ff:ff:ff:ff:ff:ff inet 10.30.106.51/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85610sec preferred_lft 85610sec inet6 fe80::f816:3eff:fec5:b003/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1507) 11/07/26 _x86_64_ (4 CPU) 01:11:33 LINUX RESTART (4 CPU) 01:12:01 tps rtps wtps bread/s bwrtn/s 01:13:01 160.07 28.95 131.13 1697.98 41881.29 01:14:01 136.36 11.56 124.80 796.53 42229.50 01:15:01 16.35 2.83 13.51 110.38 8747.48 01:16:01 5.75 0.00 5.75 0.00 5828.36 01:17:01 5.57 0.03 5.53 0.27 6032.59 01:18:01 5.43 0.02 5.42 0.40 5966.21 01:19:01 6.70 0.00 6.70 0.00 5910.88 01:20:01 6.38 0.00 6.38 0.00 5966.74 01:21:01 5.38 0.00 5.38 0.00 5830.89 01:22:01 5.80 0.00 5.80 0.00 5930.21 01:23:01 11.90 0.13 11.76 5.73 4609.50 01:24:01 28.37 4.50 23.88 118.09 24139.95 Average: 32.84 4.00 28.84 227.45 13589.61 01:12:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:13:01 12718916 15355372 3706052 22.56 71228 2744644 956464 5.47 879668 2568132 309112 01:14:01 10278436 13805780 6146532 37.42 82384 3596120 2436952 13.95 2532236 3313436 81060 01:15:01 7972224 11505776 8452744 51.46 82556 3601836 4635400 26.53 4854184 3292920 584 01:16:01 7924328 11460888 8500640 51.75 82640 3604676 4635400 26.53 4898256 3295752 3132 01:17:01 7917212 11454640 8507756 51.80 82740 3605480 4635400 26.53 4903892 3296556 1108 01:18:01 7894300 11433956 8530668 51.94 82812 3607568 4635400 26.53 4924904 3298568 2352 01:19:01 7882092 11422720 8542876 52.01 82892 3608360 4651784 26.62 4937020 3299264 216 01:20:01 7876312 11417336 8548656 52.05 82964 3608652 4651784 26.62 4941864 3299560 40 01:21:01 7874364 11416268 8550604 52.06 83044 3609380 4651784 26.62 4943176 3300232 96 01:22:01 7864940 11407276 8560028 52.12 83112 3609700 4651784 26.62 4952324 3300536 368 01:23:01 10890136 14634068 5534832 33.70 83792 3804916 1582448 9.06 1855328 3374528 166276 01:24:01 10644224 14771640 5780744 35.19 85116 4176668 1457608 8.34 2068872 3399636 10448 Average: 8978124 12507143 7446844 45.34 82107 3598167 3631851 20.78 3890977 3253260 47899 01:12:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:13:01 lo 1.00 1.00 0.12 0.12 0.00 0.00 0.00 0.00 01:13:01 ens3 615.70 290.38 14988.47 31.48 0.00 0.00 0.00 0.00 01:14:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 01:14:01 ens3 790.67 497.85 12319.98 65.06 0.00 0.00 0.00 0.00 01:15:01 lo 0.57 0.57 0.50 0.50 0.00 0.00 0.00 0.00 01:15:01 ens3 250.07 106.00 85.97 74.52 0.00 0.00 0.00 0.00 01:16:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 01:16:01 ens3 370.10 171.37 111.19 92.56 0.00 0.00 0.00 0.00 01:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:17:01 ens3 213.71 64.34 70.25 49.45 0.00 0.00 0.00 0.00 01:18:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 01:18:01 ens3 64.52 34.49 16.02 15.39 0.00 0.00 0.00 0.00 01:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:19:01 ens3 87.20 39.51 26.40 20.67 0.00 0.00 0.00 0.00 01:20:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 01:20:01 ens3 11.16 8.08 2.76 3.51 0.00 0.00 0.00 0.00 01:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:21:01 ens3 66.02 31.39 17.70 15.47 0.00 0.00 0.00 0.00 01:22:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 01:22:01 ens3 10.05 7.22 2.92 3.06 0.00 0.00 0.00 0.00 01:23:01 lo 1.13 1.13 0.09 0.09 0.00 0.00 0.00 0.00 01:23:01 ens3 1888.97 1066.19 712.25 484.63 0.00 0.00 0.00 0.00 01:24:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 01:24:01 ens3 333.91 204.38 430.13 304.45 0.00 0.00 0.00 0.00 Average: lo 0.34 0.34 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 391.84 210.10 2398.64 96.69 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1507) 11/07/26 _x86_64_ (4 CPU) 01:11:33 LINUX RESTART (4 CPU) 01:12:01 CPU %user %nice %system %iowait %steal %idle 01:13:01 all 21.41 0.00 1.84 2.30 0.01 74.45 01:13:01 0 31.58 0.00 1.41 1.44 0.02 65.56 01:13:01 1 12.96 0.00 1.19 0.17 0.00 85.69 01:13:01 2 24.03 0.00 2.71 3.02 0.00 70.24 01:13:01 3 17.06 0.00 2.06 4.57 0.00 76.32 01:14:01 all 43.50 0.00 2.04 0.80 0.02 53.65 01:14:01 0 47.84 0.00 2.63 1.02 0.02 48.49 01:14:01 1 44.67 0.00 2.39 0.97 0.03 51.93 01:14:01 2 38.06 0.00 1.45 0.53 0.02 59.94 01:14:01 3 43.47 0.00 1.64 0.64 0.02 54.24 01:15:01 all 48.56 0.00 1.06 0.15 0.02 50.22 01:15:01 0 47.47 0.00 1.13 0.27 0.02 51.11 01:15:01 1 47.74 0.00 1.26 0.25 0.02 50.74 01:15:01 2 52.04 0.00 0.95 0.02 0.02 46.98 01:15:01 3 46.95 0.00 0.94 0.08 0.00 52.03 01:16:01 all 2.81 0.00 0.44 0.14 0.00 96.61 01:16:01 0 2.77 0.00 0.43 0.48 0.00 96.31 01:16:01 1 2.82 0.00 0.49 0.07 0.00 96.63 01:16:01 2 2.75 0.00 0.25 0.00 0.00 97.00 01:16:01 3 2.94 0.00 0.58 0.00 0.00 96.48 01:17:01 all 0.88 0.00 0.14 0.17 0.00 98.81 01:17:01 0 1.05 0.00 0.10 0.57 0.00 98.28 01:17:01 1 0.64 0.00 0.15 0.08 0.02 99.11 01:17:01 2 0.80 0.00 0.18 0.00 0.00 99.02 01:17:01 3 1.00 0.00 0.12 0.00 0.00 98.88 01:18:01 all 1.31 0.00 0.15 0.15 0.00 98.39 01:18:01 0 1.05 0.00 0.13 0.53 0.00 98.28 01:18:01 1 1.21 0.00 0.25 0.08 0.00 98.46 01:18:01 2 1.03 0.00 0.12 0.00 0.00 98.85 01:18:01 3 1.97 0.00 0.08 0.00 0.00 97.95 01:19:01 all 2.31 0.00 0.20 0.15 0.01 97.33 01:19:01 0 2.05 0.00 0.30 0.50 0.02 97.13 01:19:01 1 1.63 0.00 0.17 0.08 0.00 98.12 01:19:01 2 2.90 0.00 0.18 0.00 0.00 96.92 01:19:01 3 2.65 0.00 0.13 0.00 0.02 97.20 01:20:01 all 0.70 0.00 0.08 0.16 0.00 99.06 01:20:01 0 1.36 0.00 0.07 0.54 0.00 98.04 01:20:01 1 0.47 0.00 0.08 0.02 0.00 99.43 01:20:01 2 0.65 0.00 0.03 0.00 0.00 99.32 01:20:01 3 0.33 0.00 0.13 0.07 0.00 99.47 01:21:01 all 0.81 0.00 0.12 0.15 0.00 98.91 01:21:01 0 0.94 0.00 0.10 0.55 0.00 98.41 01:21:01 1 1.32 0.00 0.05 0.00 0.00 98.63 01:21:01 2 0.43 0.00 0.23 0.00 0.00 99.33 01:21:01 3 0.58 0.00 0.12 0.07 0.00 99.23 01:22:01 all 0.93 0.00 0.04 0.17 0.00 98.86 01:22:01 0 0.60 0.00 0.08 0.57 0.00 98.74 01:22:01 1 0.47 0.00 0.02 0.00 0.00 99.52 01:22:01 2 1.05 0.00 0.02 0.00 0.02 98.92 01:22:01 3 1.57 0.00 0.05 0.10 0.00 98.28 01:23:01 all 44.54 0.00 4.14 0.07 0.03 51.22 01:23:01 0 33.93 0.00 4.81 0.17 0.03 61.07 01:23:01 1 42.04 0.00 4.87 0.02 0.03 53.04 01:23:01 2 51.87 0.00 2.24 0.00 0.02 45.87 01:23:01 3 50.31 0.00 4.62 0.12 0.03 44.92 01:23:01 CPU %user %nice %system %iowait %steal %idle 01:24:01 all 30.52 0.00 1.70 0.34 0.01 67.43 01:24:01 0 30.17 0.00 1.50 0.05 0.00 68.28 01:24:01 1 38.58 0.00 1.59 0.03 0.02 59.79 01:24:01 2 23.00 0.00 1.81 0.02 0.00 75.18 01:24:01 3 30.33 0.00 1.94 1.24 0.02 66.48 Average: all 16.51 0.00 0.99 0.39 0.01 82.10 Average: 0 16.73 0.00 1.06 0.56 0.01 81.64 Average: 1 16.20 0.00 1.04 0.15 0.01 82.61 Average: 2 16.53 0.00 0.85 0.30 0.01 82.32 Average: 3 16.57 0.00 1.03 0.57 0.01 81.82