---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1026 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 8.7G 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 1163 12379 0 2496 14558 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:3e:dd:85 brd ff:ff:ff:ff:ff:ff inet 10.30.107.242/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86111sec preferred_lft 86111sec inet6 fe80::f816:3eff:fe3e:dd85/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1026) 11/18/23 _x86_64_ (4 CPU) 05:17:32 LINUX RESTART (4 CPU) 05:18:01 tps rtps wtps bread/s bwrtn/s 05:19:01 108.38 32.34 76.04 1657.46 31218.40 05:20:01 147.17 16.92 130.25 788.01 40827.18 05:21:01 46.83 3.92 42.91 131.04 14194.03 05:22:01 28.81 2.35 26.46 134.38 7245.19 Average: 82.81 13.88 68.92 677.74 23373.38 05:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 14058076 15599348 2366892 14.41 58640 1686760 749052 4.29 641816 1523344 143184 05:20:01 12727184 14639692 3697784 22.51 75264 2025276 1969068 11.27 1641784 1815828 37896 05:21:01 13403544 15596980 3021424 18.40 79192 2297380 721632 4.13 803832 1972980 113184 05:22:01 12686484 14911740 3738484 22.76 83400 2324720 1357552 7.77 1554516 1937132 38704 Average: 13218822 15186940 3206146 19.52 74124 2083534 1199326 6.86 1160487 1812321 83242 05:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:19:01 lo 1.17 1.17 0.13 0.13 0.00 0.00 0.00 0.00 05:19:01 ens3 84.70 58.87 869.23 10.66 0.00 0.00 0.00 0.00 05:20:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 05:20:01 ens3 626.77 423.05 3341.88 152.15 0.00 0.00 0.00 0.00 05:21:01 lo 122.03 122.03 44.36 44.36 0.00 0.00 0.00 0.00 05:21:01 ens3 609.68 367.82 1843.07 136.24 0.00 0.00 0.00 0.00 05:22:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 05:22:01 ens3 242.63 162.81 356.85 155.63 0.00 0.00 0.00 0.00 Average: lo 31.13 31.13 11.15 11.15 0.00 0.00 0.00 0.00 Average: ens3 390.97 253.16 1602.97 113.68 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1026) 11/18/23 _x86_64_ (4 CPU) 05:17:32 LINUX RESTART (4 CPU) 05:18:01 CPU %user %nice %system %iowait %steal %idle 05:19:01 all 16.18 0.00 1.29 8.36 0.05 74.12 05:19:01 0 3.32 0.00 0.50 7.47 0.03 88.68 05:19:01 1 37.58 0.00 2.42 13.56 0.08 46.35 05:19:01 2 12.23 0.00 1.22 11.90 0.05 74.59 05:19:01 3 11.66 0.00 0.98 0.53 0.02 86.81 05:20:01 all 37.08 0.00 3.05 5.56 0.11 54.19 05:20:01 0 33.42 0.00 3.56 5.96 0.10 56.95 05:20:01 1 36.25 0.00 2.67 2.74 0.12 58.23 05:20:01 2 26.35 0.00 2.59 10.48 0.10 60.48 05:20:01 3 52.29 0.00 3.35 3.10 0.12 41.14 05:21:01 all 51.61 0.00 2.70 1.85 0.13 43.71 05:21:01 0 53.33 0.00 2.37 0.99 0.13 43.17 05:21:01 1 42.81 0.00 4.08 2.13 0.13 50.84 05:21:01 2 57.27 0.00 2.08 3.37 0.13 37.14 05:21:01 3 53.02 0.00 2.28 0.87 0.13 43.69 05:22:01 all 27.57 0.00 1.00 1.23 0.07 70.13 05:22:01 0 28.40 0.00 0.87 0.37 0.07 70.30 05:22:01 1 38.94 0.00 1.78 3.44 0.08 55.77 05:22:01 2 14.66 0.00 0.53 0.87 0.05 83.88 05:22:01 3 28.32 0.00 0.82 0.27 0.07 70.53 Average: all 33.07 0.00 2.01 4.25 0.09 60.57 Average: 0 29.54 0.00 1.82 3.70 0.08 64.86 Average: 1 38.89 0.00 2.74 5.48 0.10 52.79 Average: 2 27.61 0.00 1.60 6.65 0.08 64.06 Average: 3 36.28 0.00 1.86 1.19 0.08 60.59