---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8868 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 676K 1.6G 1% /run /dev/vda1 78G 9.1G 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 543 12475 0 3020 15166 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:31:71:ee brd ff:ff:ff:ff:ff:ff inet 10.30.106.115/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86112sec preferred_lft 86112sec inet6 fe80::f816:3eff:fe31:71ee/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-8868) 06/06/26 _x86_64_ (4 CPU) 17:19:25 LINUX RESTART (4 CPU) 17:20:01 tps rtps wtps bread/s bwrtn/s 17:21:01 184.39 15.24 169.14 389.47 42491.70 17:22:01 53.43 5.15 48.28 401.07 7856.80 17:23:01 58.91 29.08 29.83 2027.93 10067.26 17:24:01 273.60 3.45 270.15 179.84 16511.65 Average: 142.59 13.23 129.36 749.58 19233.29 17:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:21:01 13234140 15202576 3190820 19.43 77644 2075720 1105472 6.33 1037708 1906344 215928 17:22:01 12570124 14568388 3854836 23.47 78908 2103124 1780452 10.19 1698576 1905624 9752 17:23:01 11921268 14643956 4503692 27.42 82376 2812164 1557292 8.91 1875880 2354924 370636 17:24:01 12819752 15571380 3605208 21.95 86180 2835756 771840 4.42 1010740 2320860 26952 Average: 12636321 14996575 3788639 23.07 81277 2456691 1303764 7.46 1405726 2121938 155817 17:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:21:01 lo 0.93 0.93 0.11 0.11 0.00 0.00 0.00 0.00 17:21:01 ens3 361.08 272.34 3958.74 46.32 0.00 0.00 0.00 0.00 17:22:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 17:22:01 ens3 1816.50 1064.58 422.94 412.17 0.00 0.00 0.00 0.00 17:23:01 lo 0.82 0.82 0.09 0.09 0.00 0.00 0.00 0.00 17:23:01 ens3 787.25 468.96 3904.25 118.05 0.00 0.00 0.00 0.00 17:24:01 lo 1.00 1.00 0.11 0.11 0.00 0.00 0.00 0.00 17:24:01 ens3 270.87 144.11 75.23 171.39 0.00 0.00 0.00 0.00 Average: lo 0.79 0.79 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 808.87 487.46 2090.44 186.97 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8868) 06/06/26 _x86_64_ (4 CPU) 17:19:25 LINUX RESTART (4 CPU) 17:20:01 CPU %user %nice %system %iowait %steal %idle 17:21:01 all 26.86 0.00 1.86 2.37 0.07 68.83 17:21:01 0 29.53 0.00 1.32 2.74 0.07 66.35 17:21:01 1 15.94 0.00 1.43 4.91 0.07 77.66 17:21:01 2 44.07 0.00 3.14 1.54 0.08 51.17 17:21:01 3 17.86 0.00 1.57 0.33 0.07 80.17 17:22:01 all 38.67 0.00 5.18 0.27 0.06 55.83 17:22:01 0 32.81 0.00 3.86 0.02 0.05 63.26 17:22:01 1 29.70 0.00 2.67 0.94 0.07 66.62 17:22:01 2 51.58 0.00 5.87 0.02 0.07 42.47 17:22:01 3 40.55 0.00 8.29 0.13 0.05 50.97 17:23:01 all 53.01 0.00 2.07 0.36 0.08 44.48 17:23:01 0 52.49 0.00 2.75 0.50 0.08 44.17 17:23:01 1 49.33 0.00 1.93 0.25 0.08 48.40 17:23:01 2 52.00 0.00 1.81 0.25 0.07 45.88 17:23:01 3 58.21 0.00 1.77 0.43 0.08 39.50 17:24:01 all 40.14 0.00 1.81 0.90 0.07 57.08 17:24:01 0 41.88 0.00 2.27 0.12 0.07 55.66 17:24:01 1 26.91 0.00 1.08 0.94 0.08 70.99 17:24:01 2 48.32 0.00 1.92 0.60 0.08 49.07 17:24:01 3 43.54 0.00 2.00 1.94 0.05 52.46 Average: all 39.67 0.00 2.73 0.98 0.07 56.55 Average: 0 39.16 0.00 2.55 0.84 0.07 57.38 Average: 1 30.49 0.00 1.78 1.75 0.08 65.90 Average: 2 48.99 0.00 3.18 0.60 0.08 47.15 Average: 3 40.04 0.00 3.41 0.71 0.06 55.77