---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1007 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 8.9G 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 546 12718 0 2775 15166 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:33:c8:17 brd ff:ff:ff:ff:ff:ff inet 10.30.107.56/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86093sec preferred_lft 86093sec inet6 fe80::f816:3eff:fe33:c817/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1007) 10/12/26 _x86_64_ (4 CPU) 18:48:32 LINUX RESTART (4 CPU) 18:49:01 tps rtps wtps bread/s bwrtn/s 18:50:01 142.86 16.38 126.48 1260.99 40116.65 18:51:01 122.93 13.90 109.03 502.18 15338.51 18:52:01 39.76 12.30 27.46 845.33 4062.92 18:53:01 14.81 3.22 11.60 125.58 1162.21 Average: 80.09 11.45 68.64 683.52 15170.07 18:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:01 13812936 15621052 2612032 15.90 71072 1928504 723560 4.14 602208 1779964 225696 18:51:01 13303768 15374484 3121200 19.00 86892 2163892 934072 5.35 910688 1954908 33436 18:52:01 11582400 13759504 4842568 29.48 89744 2263384 2486008 14.23 2584888 1991548 1544 18:53:01 13022672 15527376 3402296 20.71 91732 2585132 819876 4.69 956224 2176040 321384 Average: 12930444 15070604 3494524 21.28 84860 2235228 1240879 7.10 1263502 1975615 145515 18:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:01 lo 1.07 1.07 0.13 0.13 0.00 0.00 0.00 0.00 18:50:01 ens3 141.01 94.97 1663.05 22.67 0.00 0.00 0.00 0.00 18:51:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 18:51:01 ens3 329.25 302.27 3088.08 58.03 0.00 0.00 0.00 0.00 18:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:52:01 ens3 274.04 163.42 708.81 67.57 0.00 0.00 0.00 0.00 18:53:01 lo 1.65 1.65 1.00 1.00 0.00 0.00 0.00 0.00 18:53:01 ens3 285.85 195.57 391.97 1257.57 0.00 0.00 0.00 0.00 Average: lo 0.76 0.76 0.29 0.29 0.00 0.00 0.00 0.00 Average: ens3 257.54 189.06 1462.98 351.46 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1007) 10/12/26 _x86_64_ (4 CPU) 18:48:32 LINUX RESTART (4 CPU) 18:49:01 CPU %user %nice %system %iowait %steal %idle 18:50:01 all 16.15 0.00 1.28 2.40 0.01 80.16 18:50:01 0 18.49 0.00 1.74 7.02 0.02 72.73 18:50:01 1 12.58 0.00 0.97 0.58 0.00 85.87 18:50:01 2 16.02 0.00 1.27 0.84 0.02 81.86 18:50:01 3 17.53 0.00 1.12 1.17 0.02 80.17 18:51:01 all 20.54 0.00 1.71 0.47 0.02 77.26 18:51:01 0 16.04 0.00 1.31 1.14 0.00 81.52 18:51:01 1 29.95 0.00 1.49 0.03 0.03 68.49 18:51:01 2 17.21 0.00 2.32 0.02 0.00 80.46 18:51:01 3 18.93 0.00 1.74 0.72 0.00 78.61 18:52:01 all 74.51 0.00 2.41 0.18 0.02 22.89 18:52:01 0 77.64 0.00 2.29 0.10 0.03 19.94 18:52:01 1 61.79 0.00 3.01 0.18 0.03 34.99 18:52:01 2 79.57 0.00 2.04 0.07 0.03 18.29 18:52:01 3 79.04 0.00 2.31 0.35 0.02 18.29 18:53:01 all 60.92 0.00 2.44 0.06 0.03 36.56 18:53:01 0 56.19 0.00 2.64 0.07 0.00 41.10 18:53:01 1 57.91 0.00 2.28 0.00 0.02 39.80 18:53:01 2 56.46 0.00 2.27 0.02 0.02 41.23 18:53:01 3 73.16 0.00 2.56 0.15 0.05 24.08 Average: all 43.03 0.00 1.96 0.78 0.02 54.21 Average: 0 42.10 0.00 1.99 2.08 0.01 53.81 Average: 1 40.55 0.00 1.93 0.20 0.02 57.29 Average: 2 42.34 0.00 1.98 0.23 0.02 55.44 Average: 3 47.13 0.00 1.93 0.60 0.02 50.32