---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-255 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 470 5181 0 2324 7223 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:d1:89:32 brd ff:ff:ff:ff:ff:ff inet 10.32.6.76/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86089sec preferred_lft 86089sec inet6 fe80::f816:3eff:fed1:8932/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-255) 04/11/26 _x86_64_ (4 CPU) 05:56:59 LINUX RESTART (4 CPU) 05:57:01 tps rtps wtps bread/s bwrtn/s 05:58:01 194.93 109.07 85.87 5404.03 40938.26 05:59:01 82.55 30.18 52.37 1665.59 8802.13 06:00:01 38.14 10.10 28.05 710.55 8584.57 06:01:01 16.41 3.88 12.53 114.11 1595.73 06:02:01 27.57 0.69 26.88 79.04 7203.52 Average: 72.07 30.88 41.19 1599.73 13445.65 05:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:58:01 5973132 7396384 2194288 26.87 36992 1566352 711468 7.72 605600 1428244 84528 05:59:01 5654296 7355416 2513124 30.77 57324 1808388 757396 8.22 685932 1634104 101472 06:00:01 4633084 6527972 3534336 43.27 62232 1990684 1524392 16.54 1546688 1776628 18136 06:01:01 5294752 7376596 2872668 35.17 66912 2168372 699704 7.59 759144 1897460 182228 06:02:01 5256956 7345040 2910464 35.64 69392 2171780 733668 7.96 797620 1895728 11676 Average: 5362444 7200282 2804976 34.34 58570 1941115 885326 9.61 878997 1726433 79608 05:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:58:01 ens3 448.06 259.16 1493.74 67.03 0.00 0.00 0.00 0.00 05:58:01 lo 2.13 2.13 0.19 0.19 0.00 0.00 0.00 0.00 05:59:01 ens3 64.16 53.32 487.27 13.30 0.00 0.00 0.00 0.00 05:59:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 06:00:01 ens3 194.88 180.85 2554.69 23.66 0.00 0.00 0.00 0.00 06:00:01 lo 6.88 6.88 2.38 2.38 0.00 0.00 0.00 0.00 06:01:01 ens3 120.48 108.75 1058.28 19.52 0.00 0.00 0.00 0.00 06:01:01 lo 114.90 114.90 34.15 34.15 0.00 0.00 0.00 0.00 06:02:01 ens3 12.27 13.54 9.60 6.36 0.00 0.00 0.00 0.00 06:02:01 lo 0.95 0.95 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 168.49 123.49 1124.43 26.04 0.00 0.00 0.00 0.00 Average: lo 25.31 25.31 7.41 7.41 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-255) 04/11/26 _x86_64_ (4 CPU) 05:56:59 LINUX RESTART (4 CPU) 05:57:01 CPU %user %nice %system %iowait %steal %idle 05:58:01 all 22.79 0.00 3.28 6.07 1.15 66.70 05:58:01 0 30.31 0.00 2.67 11.31 1.30 54.40 05:58:01 1 30.69 0.00 2.32 2.59 1.27 63.13 05:58:01 2 17.02 0.00 6.01 2.40 1.17 73.40 05:58:01 3 13.14 0.00 2.11 8.00 0.85 75.90 05:59:01 all 22.88 0.00 1.42 1.89 0.95 72.85 05:59:01 0 36.30 0.00 1.70 1.27 1.19 59.54 05:59:01 1 21.89 0.00 1.02 0.75 0.90 75.44 05:59:01 2 26.21 0.00 2.07 1.72 1.32 68.68 05:59:01 3 7.14 0.00 0.90 3.81 0.38 87.77 06:00:01 all 41.79 0.00 1.39 0.95 2.43 53.44 06:00:01 0 41.14 0.00 1.38 0.40 2.86 54.21 06:00:01 1 50.10 0.00 1.43 0.55 2.26 45.66 06:00:01 2 29.92 0.00 0.99 2.24 2.15 64.70 06:00:01 3 46.07 0.00 1.73 0.62 2.45 49.13 06:01:01 all 32.45 0.00 1.50 0.43 1.90 63.72 06:01:01 0 24.50 0.00 1.66 0.56 1.79 71.48 06:01:01 1 33.26 0.00 1.41 0.02 1.98 63.33 06:01:01 2 31.61 0.00 1.11 0.55 1.94 64.79 06:01:01 3 40.43 0.00 1.83 0.60 1.90 55.24 06:02:01 all 21.20 0.00 0.90 0.66 0.67 76.56 06:02:01 0 19.40 0.00 0.95 0.08 0.56 79.01 06:02:01 1 11.78 0.00 0.86 1.68 0.51 85.17 06:02:01 2 2.26 0.00 0.39 0.66 0.20 96.48 06:02:01 3 51.30 0.00 1.39 0.25 1.41 45.65 Average: all 28.26 0.00 1.70 2.00 1.42 66.61 Average: 0 30.36 0.00 1.68 2.73 1.54 63.69 Average: 1 29.61 0.00 1.41 1.11 1.39 66.48 Average: 2 21.51 0.00 2.12 1.51 1.36 73.50 Average: 3 31.57 0.00 1.59 2.66 1.40 62.77