---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-503 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 8.9G 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 547 12686 0 2805 15162 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:ac:17:fd brd ff:ff:ff:ff:ff:ff inet 10.30.107.218/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86078sec preferred_lft 86078sec inet6 fe80::f816:3eff:feac:17fd/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-503) 11/29/23 _x86_64_ (4 CPU) 13:09:10 LINUX RESTART (4 CPU) 13:10:02 tps rtps wtps bread/s bwrtn/s 13:11:01 119.44 24.45 94.98 1261.89 24407.52 13:12:01 263.74 15.05 248.69 856.12 29360.04 13:13:01 94.70 0.58 94.12 24.40 25957.14 13:14:01 49.43 1.73 47.70 107.30 17299.17 Average: 131.88 10.40 121.48 559.48 24255.04 13:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:11:01 13629532 15363452 2795436 17.02 75732 1850524 1178812 6.75 897756 1668364 145824 13:12:01 12091840 14268656 4333128 26.38 93084 2258060 1876196 10.74 2066156 1999108 134600 13:13:01 10808428 13254472 5616540 34.20 98520 2511396 2815620 16.11 3179644 2150948 31784 13:14:01 13017936 15545996 3407032 20.74 103904 2585428 767692 4.39 929416 2194804 39240 Average: 12386934 14608144 4038034 24.58 92810 2301352 1659580 9.50 1768243 2003306 87862 13:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:11:01 ens3 155.79 135.16 1406.07 48.85 0.00 0.00 0.00 0.00 13:11:01 lo 0.88 0.88 0.09 0.09 0.00 0.00 0.00 0.00 13:12:01 ens3 444.01 387.02 3918.55 62.44 0.00 0.00 0.00 0.00 13:12:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 13:13:01 ens3 600.30 497.88 3443.08 219.95 0.00 0.00 0.00 0.00 13:13:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 13:14:01 ens3 305.33 307.28 317.58 671.44 0.00 0.00 0.00 0.00 13:14:01 lo 35.12 35.12 3.16 3.16 0.00 0.00 0.00 0.00 Average: ens3 377.28 332.66 2274.86 251.53 0.00 0.00 0.00 0.00 Average: lo 9.20 9.20 0.83 0.83 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-503) 11/29/23 _x86_64_ (4 CPU) 13:09:10 LINUX RESTART (4 CPU) 13:10:02 CPU %user %nice %system %iowait %steal %idle 13:11:01 all 22.35 0.00 1.64 3.42 0.06 72.53 13:11:01 0 19.23 0.00 1.30 3.52 0.03 75.92 13:11:01 1 17.22 0.00 1.61 0.42 0.07 80.67 13:11:01 2 20.55 0.00 1.57 8.44 0.05 69.39 13:11:01 3 32.43 0.00 2.04 1.32 0.05 64.16 13:12:01 all 59.37 0.00 2.30 3.14 0.10 35.09 13:12:01 0 54.03 0.00 1.85 7.82 0.10 36.20 13:12:01 1 62.74 0.00 3.14 1.75 0.12 32.25 13:12:01 2 67.85 0.00 2.38 2.58 0.10 27.09 13:12:01 3 52.86 0.00 1.84 0.40 0.10 44.80 13:13:01 all 62.04 0.00 2.11 1.38 0.12 34.36 13:13:01 0 56.68 0.00 1.67 3.93 0.12 37.60 13:13:01 1 69.08 0.00 2.98 1.41 0.13 26.40 13:13:01 2 65.31 0.00 2.43 0.18 0.12 31.96 13:13:01 3 57.10 0.00 1.34 0.00 0.12 41.44 13:14:01 all 34.36 0.00 1.90 2.43 0.10 61.22 13:14:01 0 33.63 0.00 1.96 6.13 0.08 58.20 13:14:01 1 22.05 0.00 1.77 2.15 0.10 73.94 13:14:01 2 44.68 0.00 2.16 0.62 0.10 52.43 13:14:01 3 37.16 0.00 1.70 0.82 0.10 60.22 Average: all 44.58 0.00 1.99 2.59 0.09 50.75 Average: 0 40.94 0.00 1.70 5.35 0.08 51.93 Average: 1 42.79 0.00 2.38 1.44 0.11 53.30 Average: 2 49.70 0.00 2.14 2.94 0.09 45.13 Average: 3 44.92 0.00 1.73 0.63 0.09 52.62