---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7208 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 9.2G 69G 12% / 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 558 12379 0 3102 15151 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:06:51:7c brd ff:ff:ff:ff:ff:ff inet 10.30.107.189/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86122sec preferred_lft 86122sec inet6 fe80::f816:3eff:fe06:517c/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-7208) 10/05/26 _x86_64_ (4 CPU) 09:46:43 LINUX RESTART (4 CPU) 09:47:01 tps rtps wtps bread/s bwrtn/s 09:48:02 204.63 19.41 185.22 728.41 54958.97 09:49:01 162.19 19.44 142.76 1252.26 22715.61 09:50:01 89.54 5.20 84.34 242.49 9665.86 09:51:01 65.17 1.25 63.92 94.92 10561.44 Average: 130.25 11.29 118.96 576.71 24482.83 09:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:48:02 13765420 15549656 2659540 16.19 69008 1906936 754280 4.32 665880 1760120 346172 09:49:01 13392016 15549272 3032944 18.47 88196 2241448 813196 4.65 732632 2028888 56544 09:50:01 12879296 15395920 3545664 21.59 104044 2549208 946808 5.42 931848 2302484 133872 09:51:01 12662636 15499196 3762324 22.91 115896 2824992 810592 4.64 882940 2535880 159932 Average: 13174842 15498511 3250118 19.79 94286 2380646 831219 4.76 803325 2156843 174130 09:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:48:02 ens3 134.16 80.39 1715.80 18.27 0.00 0.00 0.00 0.00 09:48:02 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 09:49:01 ens3 70.02 56.50 505.47 14.61 0.00 0.00 0.00 0.00 09:49:01 lo 1.02 1.02 0.11 0.11 0.00 0.00 0.00 0.00 09:50:01 ens3 68.91 52.17 673.00 11.24 0.00 0.00 0.00 0.00 09:50:01 lo 0.47 0.47 0.06 0.06 0.00 0.00 0.00 0.00 09:51:01 ens3 9.12 6.93 6.85 3.38 0.00 0.00 0.00 0.00 09:51:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 70.55 48.97 726.20 11.86 0.00 0.00 0.00 0.00 Average: lo 0.75 0.75 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7208) 10/05/26 _x86_64_ (4 CPU) 09:46:43 LINUX RESTART (4 CPU) 09:47:01 CPU %user %nice %system %iowait %steal %idle 09:48:02 all 19.57 0.00 1.57 3.30 0.01 75.55 09:48:02 0 16.37 0.00 1.12 6.36 0.00 76.14 09:48:02 1 36.31 0.00 2.57 1.12 0.00 60.00 09:48:02 2 7.73 0.00 0.99 5.29 0.00 85.99 09:48:02 3 17.82 0.00 1.64 0.47 0.02 80.06 09:49:01 all 22.30 0.00 1.76 1.38 0.02 74.54 09:49:01 0 30.64 0.00 1.80 0.61 0.03 66.92 09:49:01 1 29.30 0.00 1.46 1.92 0.03 67.28 09:49:01 2 9.14 0.00 1.74 2.49 0.02 86.62 09:49:01 3 20.06 0.00 2.03 0.53 0.00 77.38 09:50:01 all 23.17 0.00 1.21 0.79 0.02 74.80 09:50:01 0 18.94 0.00 1.12 0.65 0.02 79.27 09:50:01 1 1.84 0.00 0.60 1.66 0.00 95.90 09:50:01 2 60.31 0.00 2.25 0.75 0.05 36.64 09:50:01 3 11.49 0.00 0.85 0.12 0.02 87.52 09:51:01 all 23.67 0.00 1.25 0.53 0.03 74.53 09:51:01 0 24.16 0.00 1.23 0.50 0.03 74.07 09:51:01 1 6.90 0.00 0.70 0.85 0.02 91.53 09:51:01 2 48.94 0.00 1.87 0.72 0.05 48.42 09:51:01 3 14.67 0.00 1.19 0.03 0.02 84.09 Average: all 22.18 0.00 1.45 1.50 0.02 74.86 Average: 0 22.50 0.00 1.32 2.03 0.02 74.13 Average: 1 18.55 0.00 1.33 1.38 0.01 78.72 Average: 2 31.67 0.00 1.71 2.31 0.03 64.28 Average: 3 16.00 0.00 1.42 0.29 0.01 82.28