---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2579 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 nrip_save 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 8.7G 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 524 12987 0 2527 15195 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:87:ad:d6 brd ff:ff:ff:ff:ff:ff inet 10.30.107.180/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86121sec preferred_lft 86121sec inet6 fe80::f816:3eff:fe87:add6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2579) 11/21/23 _x86_64_ (4 CPU) 17:19:35 LINUX RESTART (4 CPU) 17:20:01 tps rtps wtps bread/s bwrtn/s 17:21:02 93.65 29.68 63.97 1621.33 20950.53 17:22:01 124.08 14.49 109.59 334.72 29200.34 17:23:01 52.14 5.07 47.08 397.80 20158.24 17:24:01 57.66 5.97 51.69 1029.56 25843.69 Average: 81.71 13.80 67.91 847.96 24016.73 17:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:21:02 14091104 15631776 2333864 14.21 58596 1684848 751100 4.30 606828 1522724 141388 17:22:01 13348336 15203988 3076632 18.73 75136 1969456 1123116 6.43 1064280 1778848 143448 17:23:01 12791632 14676360 3633336 22.12 76380 1996324 1669560 9.55 1612168 1782536 7628 17:24:01 13354948 15615512 3070020 18.69 83276 2358280 717908 4.11 839272 1981620 57040 Average: 13396505 15281909 3028463 18.44 73347 2002227 1065421 6.10 1030637 1766432 87376 17:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:21:02 ens3 41.82 28.48 731.22 4.70 0.00 0.00 0.00 0.00 17:21:02 lo 0.93 0.93 0.10 0.10 0.00 0.00 0.00 0.00 17:22:01 ens3 251.50 202.61 2593.95 58.25 0.00 0.00 0.00 0.00 17:22:01 lo 0.95 0.95 0.09 0.09 0.00 0.00 0.00 0.00 17:23:01 ens3 559.31 410.93 187.96 233.71 0.00 0.00 0.00 0.00 17:23:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 17:24:01 ens3 198.18 162.34 710.59 54.45 0.00 0.00 0.00 0.00 17:24:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 262.76 201.09 1049.51 87.90 0.00 0.00 0.00 0.00 Average: lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2579) 11/21/23 _x86_64_ (4 CPU) 17:19:35 LINUX RESTART (4 CPU) 17:20:01 CPU %user %nice %system %iowait %steal %idle 17:21:02 all 14.07 0.00 1.06 11.65 0.05 73.17 17:21:02 0 28.02 0.00 1.54 5.45 0.07 64.93 17:21:02 1 8.26 0.00 1.05 33.51 0.05 57.13 17:21:02 2 10.59 0.00 0.89 6.96 0.03 81.52 17:21:02 3 9.36 0.00 0.80 0.62 0.05 89.17 17:22:01 all 28.57 0.00 1.64 4.68 0.08 65.03 17:22:01 0 28.14 0.00 1.71 0.73 0.07 69.34 17:22:01 1 18.34 0.00 1.31 4.13 0.07 76.14 17:22:01 2 25.86 0.00 1.30 10.12 0.09 62.64 17:22:01 3 41.95 0.00 2.21 3.74 0.10 52.00 17:23:01 all 32.75 0.00 4.97 4.00 0.13 58.14 17:23:01 0 30.58 0.00 8.20 0.23 0.12 60.87 17:23:01 1 24.63 0.00 8.46 0.07 0.17 66.67 17:23:01 2 33.75 0.00 1.90 11.37 0.12 52.87 17:23:01 3 42.05 0.00 1.34 4.40 0.13 52.08 17:24:01 all 23.91 0.00 1.54 3.89 0.07 70.60 17:24:01 0 38.89 0.00 1.82 6.06 0.07 53.16 17:24:01 1 14.55 0.00 1.03 0.28 0.07 84.07 17:24:01 2 28.35 0.00 2.03 7.72 0.08 61.82 17:24:01 3 13.90 0.00 1.25 1.54 0.05 83.26 Average: all 24.81 0.00 2.31 6.06 0.08 66.74 Average: 0 31.42 0.00 3.32 3.13 0.08 62.05 Average: 1 16.44 0.00 2.97 9.51 0.09 70.99 Average: 2 24.64 0.00 1.53 9.04 0.08 64.71 Average: 3 26.74 0.00 1.40 2.57 0.08 69.21