---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-18227 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: 2799.998 BogoMIPS: 5599.99 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 68G 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 1326 10618 0 4094 14382 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:06:e5:62 brd ff:ff:ff:ff:ff:ff inet 10.30.107.167/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85799sec preferred_lft 85799sec inet6 fe80::f816:3eff:fe06:e562/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18227) 09/05/26 _x86_64_ (4 CPU) 23:42:34 LINUX RESTART (4 CPU) 23:43:01 tps rtps wtps bread/s bwrtn/s 23:44:02 65.04 3.77 61.27 42.26 32725.08 23:45:01 3.61 0.00 3.61 0.00 1010.27 23:46:01 6.17 0.00 6.17 0.00 1767.04 23:47:01 93.35 29.54 63.81 1695.83 7696.50 23:48:01 126.33 4.77 121.56 153.17 49891.15 23:49:01 30.09 12.11 17.98 844.93 4897.98 23:50:01 3.77 0.27 3.50 9.87 241.96 23:51:01 7.47 0.12 7.35 2.13 600.03 23:52:01 30.00 2.70 27.30 75.45 23994.00 Average: 40.72 5.93 34.79 314.35 13670.44 23:43:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:44:02 14167356 15529840 2257612 13.75 45720 1528840 852244 4.88 680460 1388680 9900 23:45:01 14141480 15533388 2283488 13.90 46128 1557432 852244 4.88 676648 1417236 10908 23:46:01 14113148 15531944 2311820 14.08 47264 1582580 852244 4.88 678888 1442396 2484 23:47:01 13588112 15416440 2836856 17.27 70416 1948540 1144692 6.55 829944 1771692 240052 23:48:01 12116012 15215460 4308956 26.23 79360 3187284 1034588 5.92 1032744 2994508 10612 23:49:01 9586060 12846556 6838908 41.64 81432 3338256 3733196 21.36 3509080 3031940 1468 23:50:01 8137808 11403492 8287160 50.45 81784 3342612 4860072 27.81 4951832 3026988 148 23:51:01 11161316 14453128 5263652 32.05 82660 3366160 1734580 9.93 1927836 3042648 10840 23:52:01 10950268 14792620 5474700 33.33 83728 3898992 1443404 8.26 2032140 3134820 620 Average: 11995729 14524763 4429239 26.97 68721 2638966 1834140 10.50 1813286 2361212 31892 23:43:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:44:02 ens3 121.43 81.30 285.34 7.78 0.00 0.00 0.00 0.00 23:44:02 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 23:45:01 ens3 158.45 101.46 254.07 7.22 0.00 0.00 0.00 0.00 23:45:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 23:46:01 ens3 136.98 90.80 216.11 6.53 0.00 0.00 0.00 0.00 23:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:47:01 ens3 164.40 113.60 953.45 17.04 0.00 0.00 0.00 0.00 23:47:01 lo 0.93 0.93 0.10 0.10 0.00 0.00 0.00 0.00 23:48:01 ens3 1017.16 689.79 20479.38 64.17 0.00 0.00 0.00 0.00 23:48:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 23:49:01 ens3 156.42 99.78 833.71 30.08 0.00 0.00 0.00 0.00 23:49:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 23:50:01 ens3 189.15 115.06 76.05 76.59 0.00 0.00 0.00 0.00 23:50:01 lo 5.55 5.55 2.01 2.01 0.00 0.00 0.00 0.00 23:51:01 ens3 394.48 254.16 207.10 100.13 0.00 0.00 0.00 0.00 23:51:01 lo 3.83 3.83 0.53 0.53 0.00 0.00 0.00 0.00 23:52:01 ens3 281.70 184.67 594.51 298.18 0.00 0.00 0.00 0.00 23:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: ens3 291.37 192.46 2659.95 67.64 0.00 0.00 0.00 0.00 Average: lo 1.28 1.28 0.31 0.31 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18227) 09/05/26 _x86_64_ (4 CPU) 23:42:34 LINUX RESTART (4 CPU) 23:43:01 CPU %user %nice %system %iowait %steal %idle 23:44:02 all 5.63 0.00 0.46 1.70 0.01 92.21 23:44:02 0 15.43 0.00 0.73 0.35 0.02 83.47 23:44:02 1 1.79 0.00 0.25 0.93 0.02 97.01 23:44:02 2 1.32 0.00 0.38 5.38 0.02 92.90 23:44:02 3 3.96 0.00 0.45 0.10 0.00 95.49 23:45:01 all 0.11 0.00 0.09 0.06 0.00 99.72 23:45:01 0 0.02 0.00 0.02 0.00 0.00 99.97 23:45:01 1 0.07 0.00 0.03 0.02 0.00 99.88 23:45:01 2 0.00 0.00 0.03 0.20 0.00 99.76 23:45:01 3 0.39 0.00 0.29 0.05 0.02 99.25 23:46:01 all 0.35 0.00 0.11 0.16 0.00 99.37 23:46:01 0 0.03 0.00 0.00 0.00 0.00 99.97 23:46:01 1 0.07 0.00 0.02 0.00 0.00 99.92 23:46:01 2 0.02 0.00 0.03 0.35 0.00 99.60 23:46:01 3 1.32 0.00 0.40 0.28 0.00 98.00 23:47:01 all 15.56 0.00 1.28 1.02 0.02 82.11 23:47:01 0 15.41 0.00 1.45 0.47 0.03 82.64 23:47:01 1 15.73 0.00 1.35 0.80 0.02 82.10 23:47:01 2 15.02 0.00 1.20 1.27 0.02 82.49 23:47:01 3 16.09 0.00 1.11 1.56 0.02 81.22 23:48:01 all 14.62 0.00 1.60 0.46 0.03 83.29 23:48:01 0 15.30 0.00 1.41 0.45 0.03 82.81 23:48:01 1 15.93 0.00 2.59 1.07 0.02 80.40 23:48:01 2 14.18 0.00 0.87 0.13 0.03 84.79 23:48:01 3 13.10 0.00 1.55 0.22 0.02 85.12 23:49:01 all 61.00 0.00 1.23 0.26 0.05 37.46 23:49:01 0 66.05 0.00 1.40 0.20 0.07 32.28 23:49:01 1 64.92 0.00 1.54 0.42 0.05 33.08 23:49:01 2 67.67 0.00 0.83 0.12 0.05 31.33 23:49:01 3 45.50 0.00 1.14 0.31 0.03 53.01 23:50:01 all 46.39 0.00 1.01 0.03 0.04 52.53 23:50:01 0 41.62 0.00 1.69 0.00 0.05 56.64 23:50:01 1 50.88 0.00 0.90 0.00 0.03 48.19 23:50:01 2 52.14 0.00 0.67 0.00 0.05 47.14 23:50:01 3 40.93 0.00 0.79 0.08 0.03 58.17 23:51:01 all 51.38 0.00 1.41 0.02 0.04 47.15 23:51:01 0 48.66 0.00 1.18 0.00 0.07 50.10 23:51:01 1 48.48 0.00 0.87 0.00 0.02 50.64 23:51:01 2 50.88 0.00 1.82 0.00 0.03 47.27 23:51:01 3 57.54 0.00 1.75 0.07 0.05 40.59 23:52:01 all 29.89 0.00 2.33 0.23 0.03 67.53 23:52:01 0 31.18 0.00 1.64 0.00 0.02 67.17 23:52:01 1 36.47 0.00 2.22 0.22 0.03 61.06 23:52:01 2 21.75 0.00 2.31 0.00 0.00 75.94 23:52:01 3 30.15 0.00 3.14 0.72 0.05 65.94 Average: all 25.06 0.00 1.06 0.44 0.02 73.42 Average: 0 26.03 0.00 1.06 0.16 0.03 72.71 Average: 1 26.08 0.00 1.09 0.38 0.02 72.43 Average: 2 24.82 0.00 0.91 0.83 0.02 73.42 Average: 3 23.31 0.00 1.18 0.38 0.02 75.11