---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1013 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 8.5G 69G 11% / 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 565 13122 0 2351 15160 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:a0:25:f8 brd ff:ff:ff:ff:ff:ff inet 10.30.107.237/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86083sec preferred_lft 86083sec inet6 fe80::f816:3eff:fea0:25f8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1013) 11/18/23 _x86_64_ (4 CPU) 04:48:29 LINUX RESTART (4 CPU) 04:49:02 tps rtps wtps bread/s bwrtn/s 04:50:01 92.32 17.35 74.97 1033.45 27057.11 04:51:01 128.05 17.05 111.00 666.82 35455.29 04:52:01 12.68 0.00 12.68 0.00 13429.23 04:53:01 36.51 28.78 7.73 1937.28 5575.07 Average: 67.29 15.79 51.50 908.87 20351.24 04:49:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:50:01 13984308 15588692 2440660 14.86 62588 1742424 795128 4.55 655796 1574876 189980 04:51:01 12802196 14619728 3622772 22.06 73372 1934364 1752244 10.03 1658076 1729920 11588 04:52:01 12197348 14017584 4227620 25.74 73628 1936552 2232740 12.78 2263328 1728332 2700 04:53:01 13540208 15597236 2884760 17.56 74492 2168684 711612 4.07 762180 1882160 15900 Average: 13131015 14955810 3293953 20.05 71020 1945506 1372931 7.86 1334845 1728822 55042 04:49:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:50:01 ens3 62.46 43.30 882.07 7.53 0.00 0.00 0.00 0.00 04:50:01 lo 1.36 1.36 0.15 0.15 0.00 0.00 0.00 0.00 04:51:01 ens3 303.57 207.23 1625.23 71.94 0.00 0.00 0.00 0.00 04:51:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 04:52:01 ens3 1.77 1.17 0.25 0.37 0.00 0.00 0.00 0.00 04:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:53:01 ens3 525.61 416.55 2749.08 127.33 0.00 0.00 0.00 0.00 04:53:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 224.03 167.58 1315.96 51.98 0.00 0.00 0.00 0.00 Average: lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1013) 11/18/23 _x86_64_ (4 CPU) 04:48:29 LINUX RESTART (4 CPU) 04:49:02 CPU %user %nice %system %iowait %steal %idle 04:50:01 all 19.19 0.00 1.21 6.51 0.06 73.04 04:50:01 0 13.25 0.00 1.46 13.12 0.05 72.12 04:50:01 1 9.26 0.00 0.85 9.35 0.05 80.49 04:50:01 2 26.56 0.00 1.30 1.62 0.07 70.45 04:50:01 3 27.66 0.00 1.23 1.98 0.05 69.07 04:51:01 all 45.21 0.00 1.63 3.63 0.11 49.41 04:51:01 0 39.34 0.00 1.12 4.97 0.08 54.48 04:51:01 1 61.97 0.00 1.98 2.91 0.12 33.03 04:51:01 2 36.29 0.00 1.27 1.24 0.10 61.09 04:51:01 3 43.26 0.00 2.15 5.40 0.13 49.06 04:52:01 all 32.50 0.00 0.35 1.48 0.07 65.60 04:52:01 0 8.70 0.00 0.23 5.77 0.05 85.25 04:52:01 1 49.25 0.00 0.52 0.13 0.08 50.02 04:52:01 2 11.82 0.00 0.28 0.00 0.07 87.82 04:52:01 3 60.26 0.00 0.37 0.02 0.08 39.27 04:53:01 all 43.78 0.00 1.24 0.33 0.08 54.56 04:53:01 0 44.81 0.00 1.12 0.33 0.07 53.67 04:53:01 1 44.60 0.00 1.92 0.35 0.10 53.02 04:53:01 2 33.39 0.00 0.89 0.28 0.07 65.37 04:53:01 3 52.34 0.00 1.00 0.33 0.08 46.24 Average: all 35.23 0.00 1.11 2.98 0.08 60.61 Average: 0 26.56 0.00 0.98 6.02 0.06 66.38 Average: 1 41.39 0.00 1.32 3.16 0.09 54.04 Average: 2 27.01 0.00 0.94 0.78 0.08 71.19 Average: 3 45.98 0.00 1.19 1.94 0.09 50.81