---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8766 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 8.9G 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 549 12628 0 2861 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 mq state UP group default qlen 1000 link/ether fa:16:3e:70:6b:25 brd ff:ff:ff:ff:ff:ff inet 10.30.106.126/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86054sec preferred_lft 86054sec inet6 fe80::f816:3eff:fe70:6b25/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8766) 12/31/23 _x86_64_ (4 CPU) 06:37:24 LINUX RESTART (4 CPU) 06:38:01 tps rtps wtps bread/s bwrtn/s 06:39:01 127.36 28.40 98.97 2156.57 26552.91 06:40:01 233.69 17.71 215.98 945.98 27151.47 06:41:01 111.58 13.88 97.70 598.97 29949.68 06:42:01 73.92 1.02 72.90 63.99 14911.11 06:43:01 47.83 1.32 46.51 65.19 5772.37 Average: 118.88 12.46 106.41 766.14 20867.51 06:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:39:01 13884712 15633456 2540256 15.47 71016 1872140 730360 4.18 616576 1699744 162744 06:40:01 12488660 14451976 3936308 23.97 85196 2061824 1854560 10.61 1827648 1858356 24164 06:41:01 11795284 14199628 4629684 28.19 96112 2477540 1949176 11.16 2198228 2152020 30976 06:42:01 12998492 15560408 3426476 20.86 102860 2616812 754824 4.32 940152 2199872 69008 06:43:01 12906224 15499236 3518744 21.42 108756 2641536 840964 4.81 1013132 2217516 28240 Average: 12814674 15068941 3610294 21.98 92788 2333970 1225977 7.02 1319147 2025502 63026 06:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:39:01 ens3 84.17 56.47 1247.43 12.12 0.00 0.00 0.00 0.00 06:39:01 lo 1.07 1.07 0.11 0.11 0.00 0.00 0.00 0.00 06:40:01 ens3 274.15 254.76 2277.92 65.08 0.00 0.00 0.00 0.00 06:40:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 06:41:01 ens3 390.12 332.74 4594.06 57.74 0.00 0.00 0.00 0.00 06:41:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 06:42:01 ens3 648.91 555.87 910.59 244.63 0.00 0.00 0.00 0.00 06:42:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 06:43:01 ens3 256.04 235.31 333.48 623.96 0.00 0.00 0.00 0.00 06:43:01 lo 35.19 35.19 3.17 3.17 0.00 0.00 0.00 0.00 Average: ens3 330.68 287.03 1872.70 200.71 0.00 0.00 0.00 0.00 Average: lo 7.47 7.47 0.68 0.68 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8766) 12/31/23 _x86_64_ (4 CPU) 06:37:24 LINUX RESTART (4 CPU) 06:38:01 CPU %user %nice %system %iowait %steal %idle 06:39:01 all 20.51 0.00 1.54 4.70 0.05 73.21 06:39:01 0 12.00 0.00 1.07 0.47 0.05 86.42 06:39:01 1 28.67 0.00 2.09 3.69 0.05 65.50 06:39:01 2 5.83 0.00 0.86 12.67 0.05 80.60 06:39:01 3 35.48 0.00 2.13 2.01 0.07 60.32 06:40:01 all 28.88 0.00 1.81 3.28 0.08 65.96 06:40:01 0 23.01 0.00 1.95 2.05 0.07 72.93 06:40:01 1 28.15 0.00 1.39 0.17 0.08 70.21 06:40:01 2 33.11 0.00 2.51 10.06 0.10 54.22 06:40:01 3 31.27 0.00 1.36 0.88 0.07 66.42 06:41:01 all 59.62 0.00 2.47 2.49 0.16 35.27 06:41:01 0 57.37 0.00 2.96 3.40 0.17 36.10 06:41:01 1 54.81 0.00 2.49 4.97 0.17 37.56 06:41:01 2 60.94 0.00 2.44 0.91 0.12 35.59 06:41:01 3 65.36 0.00 1.98 0.68 0.19 31.79 06:42:01 all 58.04 0.00 2.54 1.30 0.11 38.00 06:42:01 0 51.95 0.00 2.33 4.06 0.12 41.54 06:42:01 1 55.40 0.00 2.35 0.07 0.09 42.10 06:42:01 2 71.92 0.00 2.53 0.49 0.12 24.95 06:42:01 3 52.87 0.00 2.97 0.59 0.13 43.44 06:43:01 all 21.97 0.00 1.22 1.50 0.06 75.25 06:43:01 0 17.03 0.00 0.97 2.12 0.03 79.84 06:43:01 1 21.72 0.00 0.98 0.13 0.07 77.10 06:43:01 2 13.18 0.00 1.04 2.89 0.05 82.84 06:43:01 3 35.95 0.00 1.89 0.82 0.08 61.25 Average: all 37.72 0.00 1.91 2.65 0.09 57.62 Average: 0 32.16 0.00 1.85 2.41 0.09 63.49 Average: 1 37.64 0.00 1.86 1.80 0.09 58.62 Average: 2 36.95 0.00 1.87 5.40 0.09 55.69 Average: 3 44.15 0.00 2.07 0.99 0.11 52.68