---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-17130 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 9.6G 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 556 11889 0 3593 15153 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:a7:30:14 brd ff:ff:ff:ff:ff:ff inet 10.30.106.93/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86109sec preferred_lft 86109sec inet6 fe80::f816:3eff:fea7:3014/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-17130) 09/01/26 _x86_64_ (4 CPU) 11:48:29 LINUX RESTART (4 CPU) 11:49:01 tps rtps wtps bread/s bwrtn/s 11:50:01 173.14 32.26 140.88 1716.25 42411.73 11:51:02 101.03 16.78 84.25 945.98 13528.55 11:52:01 197.17 2.30 194.87 66.56 20901.68 11:53:01 35.92 4.37 31.55 188.00 10859.33 Average: 126.52 13.98 112.55 731.99 21930.07 11:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:01 13519756 15427484 2905212 17.69 72760 2024244 917608 5.25 798520 1869948 232272 11:51:02 9791848 12023312 6633120 40.38 80608 2325272 4334376 24.81 4276732 2082748 136352 11:52:01 9948936 12862284 6476032 39.43 92352 2932280 3559644 20.37 3696476 2435836 174320 11:53:01 12147880 15488048 4277088 26.04 94548 3344956 820340 4.69 1335304 2593264 286588 Average: 11352105 13950282 5072863 30.89 85067 2656688 2407992 13.78 2526758 2245449 207383 11:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:01 ens3 161.17 124.83 2009.76 24.24 0.00 0.00 0.00 0.00 11:50:01 lo 1.40 1.40 0.17 0.17 0.00 0.00 0.00 0.00 11:51:02 ens3 282.94 218.71 2163.83 59.81 0.00 0.00 0.00 0.00 11:51:02 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:52:01 ens3 247.94 178.63 1083.86 797.89 0.00 0.00 0.00 0.00 11:52:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 11:53:01 ens3 109.28 120.50 324.81 1968.92 0.00 0.00 0.00 0.00 11:53:01 lo 1.67 1.67 13.56 13.56 0.00 0.00 0.00 0.00 Average: ens3 200.14 160.59 1396.91 712.31 0.00 0.00 0.00 0.00 Average: lo 0.85 0.85 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-17130) 09/01/26 _x86_64_ (4 CPU) 11:48:29 LINUX RESTART (4 CPU) 11:49:01 CPU %user %nice %system %iowait %steal %idle 11:50:01 all 23.00 0.00 1.56 3.47 0.01 71.96 11:50:01 0 10.00 0.00 0.98 5.24 0.02 83.76 11:50:01 1 37.67 0.00 2.15 1.43 0.02 58.73 11:50:01 2 14.34 0.00 1.22 2.97 0.00 81.47 11:50:01 3 29.96 0.00 1.91 4.24 0.00 63.88 11:51:02 all 63.30 0.00 1.76 0.29 0.03 34.63 11:51:02 0 67.10 0.00 1.99 0.15 0.02 30.74 11:51:02 1 61.66 0.00 1.29 0.18 0.02 36.85 11:51:02 2 67.82 0.00 1.57 0.15 0.03 30.43 11:51:02 3 56.63 0.00 2.22 0.63 0.03 40.48 11:52:01 all 52.91 0.00 2.28 0.54 0.03 44.25 11:52:01 0 53.67 0.00 1.51 0.02 0.03 44.77 11:52:01 1 49.47 0.00 0.87 0.07 0.02 49.58 11:52:01 2 68.20 0.00 4.23 0.22 0.03 27.32 11:52:01 3 40.24 0.00 2.49 1.89 0.02 55.36 11:53:01 all 50.24 0.00 2.07 0.19 0.03 47.49 11:53:01 0 41.11 0.00 1.94 0.02 0.02 56.92 11:53:01 1 52.47 0.00 1.72 0.12 0.02 45.68 11:53:01 2 49.54 0.00 1.94 0.13 0.03 48.35 11:53:01 3 57.86 0.00 2.66 0.49 0.05 38.94 Average: all 47.33 0.00 1.92 1.12 0.02 49.61 Average: 0 42.91 0.00 1.61 1.36 0.02 54.10 Average: 1 50.32 0.00 1.51 0.45 0.02 47.70 Average: 2 49.90 0.00 2.23 0.87 0.03 46.97 Average: 3 46.18 0.00 2.32 1.82 0.03 49.66