---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14734 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: 2800.000 BogoMIPS: 5600.00 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 526 12853 0 2660 15183 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:11:28:4b brd ff:ff:ff:ff:ff:ff inet 10.30.106.237/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86088sec preferred_lft 86088sec inet6 fe80::f816:3eff:fe11:284b/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-14734) 01/24/24 _x86_64_ (4 CPU) 10:20:26 LINUX RESTART (4 CPU) 10:21:01 tps rtps wtps bread/s bwrtn/s 10:22:01 113.20 13.66 99.53 980.24 28171.17 10:23:01 142.21 20.16 122.05 833.19 29806.50 10:24:01 84.95 2.58 82.37 80.52 24867.46 10:25:01 90.37 4.37 86.00 220.59 10228.32 Average: 107.68 10.19 97.49 528.62 23267.82 10:21:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:22:01 13946868 15615440 2478092 15.09 69668 1794440 746704 4.27 628188 1627908 136980 10:23:01 13548600 15509660 2876360 17.51 86040 2051204 880800 5.04 779836 1834356 99108 10:24:01 13329632 15496840 3095328 18.85 96792 2226452 896844 5.13 834264 1971204 103236 10:25:01 13135744 15510232 3289216 20.03 108572 2399612 806376 4.61 857280 2118960 56952 Average: 13490211 15533043 2934749 17.87 90268 2117927 832681 4.77 774892 1888107 99069 10:21:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:22:01 lo 0.93 0.93 0.10 0.10 0.00 0.00 0.00 0.00 10:22:01 ens3 56.59 37.79 927.08 7.76 0.00 0.00 0.00 0.00 10:23:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 10:23:01 ens3 74.19 64.86 228.40 23.73 0.00 0.00 0.00 0.00 10:24:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 10:24:01 ens3 18.00 17.31 13.05 14.81 0.00 0.00 0.00 0.00 10:25:01 lo 1.47 1.47 0.15 0.15 0.00 0.00 0.00 0.00 10:25:01 ens3 70.14 57.43 279.87 20.31 0.00 0.00 0.00 0.00 Average: lo 0.98 0.98 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 54.73 44.35 362.10 16.65 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-14734) 01/24/24 _x86_64_ (4 CPU) 10:20:26 LINUX RESTART (4 CPU) 10:21:01 CPU %user %nice %system %iowait %steal %idle 10:22:01 all 20.61 0.00 1.43 5.17 0.07 72.73 10:22:01 0 36.97 0.00 2.76 5.08 0.07 55.13 10:22:01 1 15.45 0.00 0.90 6.48 0.10 77.06 10:22:01 2 5.21 0.00 0.87 8.16 0.05 85.72 10:22:01 3 24.79 0.00 1.21 0.94 0.05 73.02 10:23:01 all 20.97 0.00 1.72 6.04 0.09 71.17 10:23:01 0 20.87 0.00 1.91 1.54 0.08 75.60 10:23:01 1 36.10 0.00 2.01 0.77 0.10 61.02 10:23:01 2 9.69 0.00 1.16 15.26 0.10 73.79 10:23:01 3 17.24 0.00 1.81 6.63 0.08 74.23 10:24:01 all 23.02 0.00 0.99 3.97 0.10 71.91 10:24:01 0 31.52 0.00 1.31 0.69 0.12 66.37 10:24:01 1 7.83 0.00 0.63 0.40 0.07 91.06 10:24:01 2 38.92 0.00 0.80 4.88 0.07 55.34 10:24:01 3 13.86 0.00 1.21 9.95 0.17 74.82 10:25:01 all 20.46 0.00 3.20 1.84 0.06 74.44 10:25:01 0 15.68 0.00 3.01 2.88 0.07 78.36 10:25:01 1 18.06 0.00 2.73 3.62 0.08 75.50 10:25:01 2 25.75 0.00 3.45 0.42 0.07 70.32 10:25:01 3 22.32 0.00 3.58 0.45 0.07 73.59 Average: all 21.27 0.00 1.84 4.26 0.08 72.56 Average: 0 26.27 0.00 2.25 2.55 0.08 68.86 Average: 1 19.35 0.00 1.57 2.82 0.09 76.18 Average: 2 19.89 0.00 1.57 7.16 0.07 71.30 Average: 3 19.55 0.00 1.95 4.49 0.09 73.91