---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2009 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 41% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 830 787 0 2325 2846 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:de:b0:00 brd ff:ff:ff:ff:ff:ff inet 10.32.7.113/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86051sec preferred_lft 86051sec inet6 fe80::f816:3eff:fede:b000/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2009) 02/17/24 _x86_64_ (4 CPU) 03:47:51 LINUX RESTART (4 CPU) 03:48:01 tps rtps wtps bread/s bwrtn/s 03:49:02 109.72 66.72 43.00 4504.00 6553.73 03:50:01 70.01 12.05 57.96 241.72 11181.70 03:51:01 10.10 0.00 10.10 0.00 472.91 03:52:01 42.14 0.28 41.86 6.00 7879.49 03:53:01 21.55 2.65 18.90 78.92 8644.83 Average: 50.63 16.35 34.28 968.40 6932.17 03:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:49:02 1797880 3367704 2240764 55.48 48508 1677424 597516 11.75 551652 1516812 155644 03:50:01 1503036 3216356 2535608 62.78 58560 1802524 745956 14.66 721308 1625380 4884 03:51:01 1485512 3204756 2553132 63.22 59548 1806716 751348 14.77 733420 1628736 1756 03:52:01 1073344 3122404 2965300 73.42 63868 2124600 795992 15.65 821076 1937556 97952 03:53:01 765208 2864464 3273436 81.05 67052 2170628 1021612 20.08 1330808 1733572 42780 Average: 1324996 3155137 2713648 67.19 59507 1916378 782485 15.38 831653 1688411 60603 03:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:49:02 ens3 371.08 245.28 1403.88 63.02 0.00 0.00 0.00 0.00 03:49:02 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 03:50:01 ens3 107.93 103.73 871.60 24.11 0.00 0.00 0.00 0.00 03:50:01 lo 1.63 1.63 0.15 0.15 0.00 0.00 0.00 0.00 03:51:01 ens3 54.30 78.77 64.56 12.50 0.00 0.00 0.00 0.00 03:51:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 03:52:01 ens3 596.93 560.41 3742.89 66.07 0.00 0.00 0.00 0.00 03:52:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:53:01 ens3 441.08 250.52 728.46 307.85 0.00 0.00 0.00 0.00 03:53:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 314.94 248.22 1363.87 94.95 0.00 0.00 0.00 0.00 Average: lo 0.72 0.72 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2009) 02/17/24 _x86_64_ (4 CPU) 03:47:51 LINUX RESTART (4 CPU) 03:48:01 CPU %user %nice %system %iowait %steal %idle 03:49:02 all 22.11 0.00 1.82 2.97 0.06 73.04 03:49:02 0 38.63 0.00 2.39 2.71 0.05 56.23 03:49:02 1 12.76 0.00 1.32 1.88 0.07 83.98 03:49:02 2 8.29 0.00 1.60 6.32 0.03 83.75 03:49:02 3 28.72 0.00 1.92 1.00 0.05 68.31 03:50:01 all 17.03 0.00 0.93 1.44 0.05 80.56 03:50:01 0 18.26 0.00 1.00 0.41 0.05 80.28 03:50:01 1 6.83 0.00 0.49 2.36 0.05 90.26 03:50:01 2 28.46 0.00 1.27 2.60 0.07 67.60 03:50:01 3 14.55 0.00 0.94 0.39 0.05 84.08 03:51:01 all 4.41 0.00 0.19 0.05 0.03 95.32 03:51:01 0 4.15 0.00 0.13 0.00 0.02 95.70 03:51:01 1 4.72 0.00 0.27 0.12 0.02 94.88 03:51:01 2 1.83 0.00 0.03 0.08 0.00 98.05 03:51:01 3 6.97 0.00 0.33 0.00 0.05 92.65 03:52:01 all 10.65 0.00 0.90 0.48 0.05 87.92 03:52:01 0 13.98 0.00 0.92 0.18 0.05 84.87 03:52:01 1 6.80 0.00 0.67 0.72 0.03 91.78 03:52:01 2 11.97 0.00 1.07 1.02 0.05 85.89 03:52:01 3 9.82 0.00 0.97 0.00 0.07 89.14 03:53:01 all 30.41 0.00 1.02 0.35 0.05 68.17 03:53:01 0 22.43 0.00 0.83 0.00 0.05 76.69 03:53:01 1 23.50 0.00 0.55 0.92 0.05 74.99 03:53:01 2 22.66 0.00 0.41 0.41 0.05 76.46 03:53:01 3 53.15 0.00 2.30 0.05 0.07 44.43 Average: all 16.93 0.00 0.97 1.06 0.05 81.00 Average: 0 19.48 0.00 1.05 0.66 0.04 78.76 Average: 1 10.94 0.00 0.66 1.19 0.04 87.16 Average: 2 14.61 0.00 0.88 2.08 0.04 82.39 Average: 3 22.68 0.00 1.29 0.29 0.06 75.68