---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7304 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: 2799.998 BogoMIPS: 5599.99 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 563 12693 0 2782 15148 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:9f:14:cf brd ff:ff:ff:ff:ff:ff inet 10.30.106.176/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86094sec preferred_lft 86094sec inet6 fe80::f816:3eff:fe9f:14cf/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-7304) 10/05/26 _x86_64_ (4 CPU) 18:48:38 LINUX RESTART (4 CPU) 18:49:01 tps rtps wtps bread/s bwrtn/s 18:50:01 321.04 24.49 296.55 876.37 47667.71 18:51:01 169.54 23.70 145.84 1535.21 38410.13 18:52:01 38.69 12.98 25.71 863.32 4340.34 18:53:01 12.85 2.00 10.85 51.72 1082.22 Average: 135.54 15.79 119.75 831.66 22876.13 18:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:01 13829756 15609540 2595212 15.80 69020 1902944 731272 4.19 605168 1759932 344200 18:51:01 13270916 15327184 3154052 19.20 86924 2149920 983044 5.63 941216 1957372 19428 18:52:01 11776616 13960940 4648352 28.30 89788 2270764 2286868 13.09 2383384 1998432 1736 18:53:01 12994980 15498156 3429988 20.88 91392 2584444 816232 4.67 983592 2175556 304732 Average: 12968067 15098955 3456901 21.05 84281 2227018 1204354 6.89 1228340 1972823 167524 18:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:01 lo 1.40 1.40 0.17 0.17 0.00 0.00 0.00 0.00 18:50:01 ens3 145.13 98.05 1868.29 29.60 0.00 0.00 0.00 0.00 18:51:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 18:51:01 ens3 366.27 340.51 3079.65 70.96 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 258.32 164.59 753.70 69.02 0.00 0.00 0.00 0.00 18:53:01 lo 0.65 0.65 0.91 0.91 0.00 0.00 0.00 0.00 18:53:01 ens3 285.27 181.62 399.85 79.08 0.00 0.00 0.00 0.00 Average: lo 0.61 0.61 0.28 0.28 0.00 0.00 0.00 0.00 Average: ens3 263.75 196.19 1525.39 62.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7304) 10/05/26 _x86_64_ (4 CPU) 18:48:38 LINUX RESTART (4 CPU) 18:49:01 CPU %user %nice %system %iowait %steal %idle 18:50:01 all 20.01 0.00 1.62 3.56 0.02 74.79 18:50:01 0 35.32 0.00 2.32 0.92 0.03 61.41 18:50:01 1 37.06 0.00 2.45 1.69 0.02 58.79 18:50:01 2 1.61 0.00 1.06 10.65 0.00 86.68 18:50:01 3 6.06 0.00 0.66 1.01 0.02 92.24 18:51:01 all 19.29 0.00 2.04 1.00 0.01 77.66 18:51:01 0 20.14 0.00 2.19 1.06 0.00 76.61 18:51:01 1 19.48 0.00 1.39 0.27 0.02 78.85 18:51:01 2 17.21 0.00 1.74 2.14 0.02 78.90 18:51:01 3 20.30 0.00 2.83 0.55 0.02 76.31 18:52:01 all 72.28 0.00 2.11 0.17 0.02 25.43 18:52:01 0 81.22 0.00 1.87 0.30 0.02 16.59 18:52:01 1 71.76 0.00 1.84 0.10 0.02 26.28 18:52:01 2 68.45 0.00 2.74 0.15 0.02 28.64 18:52:01 3 67.65 0.00 2.01 0.12 0.00 30.23 18:53:01 all 65.13 0.00 2.44 0.03 0.03 32.37 18:53:01 0 63.91 0.00 3.24 0.08 0.03 32.73 18:53:01 1 66.09 0.00 2.14 0.02 0.03 31.72 18:53:01 2 65.58 0.00 2.48 0.02 0.02 31.91 18:53:01 3 64.95 0.00 1.89 0.02 0.03 33.12 Average: all 44.14 0.00 2.05 1.19 0.02 52.60 Average: 0 50.09 0.00 2.41 0.59 0.02 46.89 Average: 1 48.59 0.00 1.96 0.52 0.02 48.92 Average: 2 38.22 0.00 2.00 3.23 0.01 56.53 Average: 3 39.66 0.00 1.85 0.43 0.02 58.05