---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7497 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 9.6G 68G 13% / 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 610 11831 0 3598 15099 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:eb:31:33 brd ff:ff:ff:ff:ff:ff inet 10.30.107.54/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86116sec preferred_lft 86116sec inet6 fe80::f816:3eff:feeb:3133/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7497) 10/06/26 _x86_64_ (4 CPU) 17:30:45 LINUX RESTART (4 CPU) 17:31:01 tps rtps wtps bread/s bwrtn/s 17:32:02 218.68 18.91 199.77 697.35 54783.14 17:33:01 172.23 42.57 129.66 2516.86 18647.55 17:34:01 84.74 5.33 79.41 180.47 9310.23 17:35:01 144.79 4.00 140.79 129.45 22170.44 Average: 155.03 17.60 137.44 874.16 26258.84 17:31:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:32:02 13763252 15527136 2661708 16.21 67104 1892208 815728 4.67 698800 1738348 277416 17:33:01 11531252 13655788 4893708 29.79 78476 2226888 2605272 14.91 2650832 1985544 40360 17:34:01 8360932 11156316 8064028 49.10 89612 2824092 5000492 28.62 5323296 2401796 393812 17:35:01 12070836 15423800 4354124 26.51 94460 3357928 888616 5.09 1355564 2648820 293988 Average: 11431568 13940760 4993392 30.40 82413 2575279 2327527 13.32 2507123 2193627 251394 17:31:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:32:02 ens3 125.71 76.34 1394.73 28.38 0.00 0.00 0.00 0.00 17:32:02 lo 1.13 1.13 0.14 0.14 0.00 0.00 0.00 0.00 17:33:01 ens3 406.42 296.56 2880.63 80.23 0.00 0.00 0.00 0.00 17:33:01 lo 0.54 0.54 0.05 0.05 0.00 0.00 0.00 0.00 17:34:01 ens3 121.43 70.09 543.82 35.53 0.00 0.00 0.00 0.00 17:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:35:01 ens3 314.20 183.39 835.16 71.50 0.00 0.00 0.00 0.00 17:35:01 lo 1.62 1.62 13.55 13.55 0.00 0.00 0.00 0.00 Average: ens3 241.25 156.01 1407.41 53.80 0.00 0.00 0.00 0.00 Average: lo 0.82 0.82 3.45 3.45 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7497) 10/06/26 _x86_64_ (4 CPU) 17:30:45 LINUX RESTART (4 CPU) 17:31:01 CPU %user %nice %system %iowait %steal %idle 17:32:02 all 17.46 0.00 1.41 6.58 0.01 74.53 17:32:02 0 10.68 0.00 0.90 3.25 0.02 85.15 17:32:02 1 16.64 0.00 0.98 0.88 0.00 81.49 17:32:02 2 10.76 0.00 1.72 19.56 0.00 67.96 17:32:02 3 31.75 0.00 2.00 2.66 0.00 63.59 17:33:01 all 54.85 0.00 2.03 0.72 0.01 42.39 17:33:01 0 50.04 0.00 1.45 0.61 0.00 47.90 17:33:01 1 57.38 0.00 2.26 0.19 0.02 40.16 17:33:01 2 53.34 0.00 2.71 0.90 0.02 43.03 17:33:01 3 58.63 0.00 1.70 1.14 0.02 38.52 17:34:01 all 54.47 0.00 2.16 0.34 0.02 43.00 17:34:01 0 49.13 0.00 1.55 0.10 0.03 49.18 17:34:01 1 54.60 0.00 1.16 0.02 0.02 44.21 17:34:01 2 54.16 0.00 2.24 0.15 0.02 43.43 17:34:01 3 59.97 0.00 3.71 1.14 0.02 35.17 17:35:01 all 55.29 0.00 2.56 0.79 0.02 41.34 17:35:01 0 61.45 0.00 2.32 0.10 0.02 36.11 17:35:01 1 53.44 0.00 2.51 0.40 0.03 43.61 17:35:01 2 45.75 0.00 2.48 0.22 0.02 51.53 17:35:01 3 60.58 0.00 2.89 2.42 0.02 34.10 Average: all 45.48 0.00 2.04 2.11 0.01 50.35 Average: 0 42.82 0.00 1.56 1.02 0.02 54.59 Average: 1 45.45 0.00 1.73 0.37 0.02 52.43 Average: 2 40.96 0.00 2.29 5.22 0.01 51.52 Average: 3 52.71 0.00 2.58 1.84 0.01 42.86