---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-838 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 595 12672 0 2771 15117 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:86:a0:21 brd ff:ff:ff:ff:ff:ff inet 10.30.107.70/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fe86:a021/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-838) 09/12/26 _x86_64_ (4 CPU) 18:48:24 LINUX RESTART (4 CPU) 18:49:01 tps rtps wtps bread/s bwrtn/s 18:50:01 135.33 16.06 119.26 1243.39 35566.21 18:51:01 134.97 21.35 113.62 1174.27 15664.53 18:52:01 19.70 5.12 14.58 172.64 2677.82 18:53:01 28.83 3.22 25.61 146.11 11765.37 Average: 79.70 11.44 68.27 684.08 16418.51 18:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:01 13761012 15571532 2663956 16.22 71664 1930288 771704 4.42 649744 1780928 195704 18:51:01 12544448 14705984 3880520 23.63 88856 2249900 1509592 8.64 1608260 2008380 62556 18:52:01 12313420 14493108 4111548 25.03 89644 2266412 1899540 10.87 1862556 1982728 2188 18:53:01 12984660 15488000 3440308 20.95 91792 2583796 829800 4.75 1036308 2133016 8424 Average: 12900885 15064656 3524083 21.46 85489 2257599 1252659 7.17 1289217 1976263 67218 18:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:01 ens3 145.29 101.40 1631.10 22.41 0.00 0.00 0.00 0.00 18:50:01 lo 0.73 0.73 0.09 0.09 0.00 0.00 0.00 0.00 18:51:01 ens3 474.87 389.37 3681.81 72.10 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 18:52:01 ens3 219.20 122.21 163.12 72.83 0.00 0.00 0.00 0.00 18:52:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 18:53:01 ens3 184.50 147.73 376.72 1239.76 0.00 0.00 0.00 0.00 18:53:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 255.96 190.17 1463.09 351.78 0.00 0.00 0.00 0.00 Average: lo 0.68 0.68 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-838) 09/12/26 _x86_64_ (4 CPU) 18:48:24 LINUX RESTART (4 CPU) 18:49:01 CPU %user %nice %system %iowait %steal %idle 18:50:01 all 13.59 0.00 1.20 1.90 0.02 83.30 18:50:01 0 2.65 0.00 0.32 0.07 0.02 96.95 18:50:01 1 8.69 0.00 0.50 0.50 0.02 90.29 18:50:01 2 25.41 0.00 1.97 5.58 0.02 67.02 18:50:01 3 17.64 0.00 2.03 1.46 0.02 78.85 18:51:01 all 35.96 0.00 2.11 0.47 0.03 61.44 18:51:01 0 30.80 0.00 2.02 0.28 0.02 66.88 18:51:01 1 38.41 0.00 1.76 0.45 0.02 59.36 18:51:01 2 41.56 0.00 1.59 1.00 0.03 55.81 18:51:01 3 33.10 0.00 3.03 0.13 0.03 63.70 18:52:01 all 73.25 0.00 2.21 0.06 0.03 24.45 18:52:01 0 75.84 0.00 2.01 0.02 0.05 22.09 18:52:01 1 69.48 0.00 2.50 0.08 0.03 27.90 18:52:01 2 73.58 0.00 2.01 0.05 0.03 24.33 18:52:01 3 74.07 0.00 2.31 0.08 0.03 23.51 18:53:01 all 33.61 0.00 2.10 0.22 0.02 64.05 18:53:01 0 35.63 0.00 2.32 0.05 0.02 61.99 18:53:01 1 29.72 0.00 2.83 0.03 0.02 67.40 18:53:01 2 24.96 0.00 1.61 0.25 0.02 73.16 18:53:01 3 44.13 0.00 1.64 0.57 0.02 53.64 Average: all 39.09 0.00 1.90 0.66 0.02 58.32 Average: 0 36.21 0.00 1.67 0.10 0.03 61.99 Average: 1 36.53 0.00 1.89 0.27 0.02 61.29 Average: 2 41.38 0.00 1.79 1.72 0.03 55.08 Average: 3 42.25 0.00 2.26 0.56 0.03 54.91