---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-16 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 670 12585 0 2783 15040 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:94:ec:fc brd ff:ff:ff:ff:ff:ff inet 10.30.106.182/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86060sec preferred_lft 86060sec inet6 fe80::f816:3eff:fe94:ecfc/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-16) 11/03/26 _x86_64_ (4 CPU) 09:39:31 LINUX RESTART (4 CPU) 09:40:01 tps rtps wtps bread/s bwrtn/s 09:41:01 142.75 19.59 123.16 1278.24 37048.45 09:42:01 100.20 12.95 87.25 485.92 10430.39 09:43:01 59.27 11.10 48.18 803.60 9048.63 09:44:01 10.66 2.47 8.19 71.31 682.19 09:45:01 31.09 3.23 27.86 144.91 11947.88 Average: 68.99 9.89 59.10 558.44 13876.25 09:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:41:01 13709468 15524020 2715500 16.53 71424 1933416 841616 4.82 697632 1783520 236576 09:42:01 13412584 15307960 3012384 18.34 85136 1993464 1018104 5.83 956824 1805056 12412 09:43:01 11952004 14131556 4472964 27.23 90456 2264384 2412272 13.81 2198956 2004360 12816 09:44:01 11829224 14017464 4595744 27.98 90748 2272664 2252284 12.89 2337672 1988156 3584 09:45:01 12912544 15427452 3512424 21.38 92932 2593068 896432 5.13 1070672 2167376 8936 Average: 12763165 14881690 3661803 22.29 86139 2211399 1484142 8.49 1452351 1949694 54865 09:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:41:01 lo 1.13 1.13 0.14 0.14 0.00 0.00 0.00 0.00 09:41:01 ens3 147.13 100.87 1682.98 45.85 0.00 0.00 0.00 0.00 09:42:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 09:42:01 ens3 134.79 138.61 547.22 41.45 0.00 0.00 0.00 0.00 09:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:43:01 ens3 291.12 236.48 3226.03 56.18 0.00 0.00 0.00 0.00 09:44:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 09:44:01 ens3 178.75 149.57 90.79 92.55 0.00 0.00 0.00 0.00 09:45:01 lo 1.65 1.65 1.01 1.01 0.00 0.00 0.00 0.00 09:45:01 ens3 151.71 130.48 365.95 1233.06 0.00 0.00 0.00 0.00 Average: lo 0.67 0.67 0.24 0.24 0.00 0.00 0.00 0.00 Average: ens3 180.71 151.20 1186.26 294.48 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-16) 11/03/26 _x86_64_ (4 CPU) 09:39:31 LINUX RESTART (4 CPU) 09:40:01 CPU %user %nice %system %iowait %steal %idle 09:41:01 all 17.42 0.00 1.61 2.45 0.02 78.49 09:41:01 0 11.68 0.00 1.54 1.32 0.03 85.43 09:41:01 1 24.39 0.00 1.93 2.73 0.02 70.94 09:41:01 2 4.92 0.00 0.65 0.80 0.00 93.62 09:41:01 3 28.65 0.00 2.33 4.97 0.02 64.04 09:42:01 all 15.53 0.00 1.49 0.43 0.01 82.54 09:42:01 0 16.55 0.00 1.91 0.10 0.00 81.44 09:42:01 1 18.44 0.00 2.55 0.45 0.03 78.53 09:42:01 2 16.88 0.00 0.82 0.77 0.00 81.54 09:42:01 3 10.36 0.00 0.69 0.38 0.02 88.56 09:43:01 all 44.19 0.00 1.77 0.20 0.03 53.81 09:43:01 0 46.29 0.00 1.59 0.20 0.03 51.88 09:43:01 1 46.87 0.00 1.98 0.27 0.02 50.86 09:43:01 2 43.58 0.00 1.69 0.17 0.03 54.54 09:43:01 3 40.03 0.00 1.82 0.18 0.02 57.95 09:44:01 all 74.26 0.00 1.99 0.03 0.03 23.70 09:44:01 0 79.93 0.00 2.01 0.05 0.02 18.00 09:44:01 1 77.30 0.00 2.06 0.02 0.03 20.59 09:44:01 2 62.37 0.00 2.12 0.02 0.02 35.48 09:44:01 3 77.53 0.00 1.79 0.02 0.02 20.65 09:45:01 all 38.28 0.00 2.30 0.28 0.02 59.13 09:45:01 0 28.85 0.00 1.79 0.94 0.03 68.39 09:45:01 1 38.19 0.00 1.86 0.02 0.02 59.92 09:45:01 2 30.69 0.00 2.73 0.08 0.02 66.47 09:45:01 3 55.37 0.00 2.76 0.07 0.03 41.78 Average: all 37.80 0.00 1.83 0.68 0.02 59.67 Average: 0 36.51 0.00 1.77 0.52 0.02 61.18 Average: 1 40.92 0.00 2.07 0.70 0.02 56.29 Average: 2 31.62 0.00 1.60 0.37 0.01 66.40 Average: 3 42.16 0.00 1.87 1.13 0.02 54.82