---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7197 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 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 8.9G 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 552 12676 0 2811 15157 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:1b:bc:e9 brd ff:ff:ff:ff:ff:ff inet 10.30.107.129/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86076sec preferred_lft 86076sec inet6 fe80::f816:3eff:fe1b:bce9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7197) 12/23/23 _x86_64_ (4 CPU) 13:06:51 LINUX RESTART (4 CPU) 13:07:01 tps rtps wtps bread/s bwrtn/s 13:08:01 144.27 66.98 77.29 4575.94 26759.88 13:09:01 260.62 11.33 249.29 280.35 34446.26 13:10:01 100.17 14.90 85.27 862.39 26085.65 13:11:01 87.22 1.05 86.17 56.12 20626.43 13:12:01 45.18 0.98 44.19 60.92 5623.86 Average: 127.49 19.05 108.44 1167.26 22708.55 13:07:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:08:01 14037048 15609068 2387920 14.54 60064 1714396 753120 4.31 626112 1551832 157336 13:09:01 13174648 15029660 3250320 19.79 79020 1963656 1260428 7.21 1240872 1767308 14440 13:10:01 12131820 14337400 4293148 26.14 93988 2285196 1816368 10.39 2026628 1993720 133416 13:11:01 10597552 13064940 5827416 35.48 99276 2530672 3042888 17.41 3370548 2167716 32188 13:12:01 13004612 15545296 3420356 20.82 105384 2595224 774504 4.43 929820 2204084 33276 Average: 12589136 14717273 3835832 23.35 87546 2217829 1529462 8.75 1638796 1936932 74131 13:07:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:08:01 ens3 426.39 266.26 1567.40 60.72 0.00 0.00 0.00 0.00 13:08:01 lo 1.53 1.53 0.16 0.16 0.00 0.00 0.00 0.00 13:09:01 ens3 298.78 265.41 2452.60 68.88 0.00 0.00 0.00 0.00 13:09:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 13:10:01 ens3 331.16 279.09 2440.78 49.54 0.00 0.00 0.00 0.00 13:10:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 13:11:01 ens3 731.98 595.05 3286.81 246.07 0.00 0.00 0.00 0.00 13:11:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 13:12:01 ens3 233.76 226.55 339.73 648.01 0.00 0.00 0.00 0.00 13:12:01 lo 35.19 35.19 3.17 3.17 0.00 0.00 0.00 0.00 Average: ens3 404.42 326.47 2017.45 214.64 0.00 0.00 0.00 0.00 Average: lo 7.60 7.60 0.69 0.69 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7197) 12/23/23 _x86_64_ (4 CPU) 13:06:51 LINUX RESTART (4 CPU) 13:07:01 CPU %user %nice %system %iowait %steal %idle 13:08:01 all 22.71 0.00 2.13 4.27 0.06 70.84 13:08:01 0 19.09 0.00 1.92 1.60 0.05 77.34 13:08:01 1 13.50 0.00 1.38 9.93 0.07 75.11 13:08:01 2 24.94 0.00 2.72 3.96 0.07 68.31 13:08:01 3 33.27 0.00 2.46 1.60 0.05 62.62 13:09:01 all 23.90 0.00 1.74 4.38 0.06 69.93 13:09:01 0 41.80 0.00 1.77 2.04 0.08 54.30 13:09:01 1 13.30 0.00 2.04 11.24 0.07 73.36 13:09:01 2 23.47 0.00 1.25 0.45 0.05 74.77 13:09:01 3 16.94 0.00 1.92 3.83 0.05 77.25 13:10:01 all 66.95 0.00 1.91 1.09 0.10 29.95 13:10:01 0 67.45 0.00 1.15 0.55 0.10 30.74 13:10:01 1 62.78 0.00 1.79 3.15 0.10 32.18 13:10:01 2 64.20 0.00 3.14 0.52 0.10 32.03 13:10:01 3 73.40 0.00 1.54 0.13 0.10 24.82 13:11:01 all 58.85 0.00 2.21 1.37 0.10 37.47 13:11:01 0 68.27 0.00 2.49 0.07 0.10 29.08 13:11:01 1 52.35 0.00 2.61 2.81 0.10 42.12 13:11:01 2 60.76 0.00 1.49 0.60 0.08 37.07 13:11:01 3 54.00 0.00 2.28 1.99 0.08 41.65 13:12:01 all 23.17 0.00 1.68 0.79 0.05 74.30 13:12:01 0 34.14 0.00 1.60 1.32 0.05 62.89 13:12:01 1 22.28 0.00 2.15 1.80 0.05 73.72 13:12:01 2 23.37 0.00 1.55 0.08 0.07 74.93 13:12:01 3 12.98 0.00 1.42 0.00 0.05 85.55 Average: all 39.10 0.00 1.93 2.38 0.07 56.51 Average: 0 46.14 0.00 1.79 1.12 0.08 50.88 Average: 1 32.85 0.00 2.00 5.78 0.08 59.29 Average: 2 39.32 0.00 2.03 1.12 0.07 57.45 Average: 3 38.07 0.00 1.92 1.51 0.07 58.43