---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3840 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: 2799.996 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 8.6G 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 543 12931 0 2565 15172 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:23:b3:7b brd ff:ff:ff:ff:ff:ff inet 10.30.107.234/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86114sec preferred_lft 86114sec inet6 fe80::f816:3eff:fe23:b37b/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-3840) 11/24/23 _x86_64_ (4 CPU) 12:05:33 LINUX RESTART (4 CPU) 12:06:02 tps rtps wtps bread/s bwrtn/s 12:07:01 95.12 30.15 64.97 1639.86 18374.51 12:08:01 127.13 15.41 111.71 403.67 26307.22 12:09:01 97.97 23.98 73.99 3797.37 22195.77 12:10:01 34.64 0.57 34.07 66.51 16328.29 Average: 88.68 17.47 71.21 1476.11 20811.41 12:06:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:07:01 14084560 15615960 2340408 14.25 58876 1676220 751740 4.30 620916 1514124 141520 12:08:01 13367424 15226208 3057544 18.62 78500 1965920 1204904 6.90 1053224 1759108 124276 12:09:01 13261600 15538088 3163368 19.26 84160 2369056 781196 4.47 817740 2084936 112916 12:10:01 13243344 15537936 3181624 19.37 88716 2382232 794640 4.55 826236 2093504 31928 Average: 13489232 15479548 2935736 17.87 77563 2098357 883120 5.05 829529 1862918 102660 12:06:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:07:01 lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 12:07:01 ens3 43.25 29.99 769.75 5.04 0.00 0.00 0.00 0.00 12:08:01 lo 2.07 2.07 0.21 0.21 0.00 0.00 0.00 0.00 12:08:01 ens3 140.06 118.20 1378.25 34.15 0.00 0.00 0.00 0.00 12:09:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 12:09:01 ens3 52.04 49.08 84.01 26.31 0.00 0.00 0.00 0.00 12:10:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:10:01 ens3 17.04 15.21 56.46 5.79 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 63.18 53.21 571.27 17.88 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3840) 11/24/23 _x86_64_ (4 CPU) 12:05:33 LINUX RESTART (4 CPU) 12:06:02 CPU %user %nice %system %iowait %steal %idle 12:07:01 all 15.84 0.00 1.19 9.26 0.05 73.65 12:07:01 0 13.76 0.00 0.92 1.43 0.03 83.86 12:07:01 1 16.28 0.00 1.60 9.19 0.05 72.88 12:07:01 2 16.28 0.00 1.38 25.25 0.07 57.03 12:07:01 3 17.06 0.00 0.86 1.24 0.05 80.79 12:08:01 all 26.53 0.00 1.72 4.56 0.10 67.08 12:08:01 0 18.50 0.00 1.56 0.86 0.08 78.99 12:08:01 1 23.95 0.00 2.07 15.19 0.12 58.67 12:08:01 2 24.83 0.00 1.35 0.37 0.08 73.36 12:08:01 3 38.90 0.00 1.89 1.89 0.10 57.22 12:09:01 all 17.40 0.00 1.40 16.10 0.06 65.05 12:09:01 0 22.61 0.00 1.29 8.41 0.05 67.65 12:09:01 1 16.75 0.00 1.58 39.25 0.08 42.34 12:09:01 2 14.31 0.00 1.09 5.16 0.08 79.36 12:09:01 3 15.90 0.00 1.64 11.64 0.05 70.77 12:10:01 all 12.47 0.00 0.69 15.68 0.06 71.10 12:10:01 0 15.14 0.00 0.96 32.90 0.08 50.92 12:10:01 1 17.82 0.00 0.95 21.79 0.07 59.36 12:10:01 2 10.29 0.00 0.45 7.87 0.05 81.34 12:10:01 3 6.64 0.00 0.37 0.20 0.03 92.75 Average: all 18.08 0.00 1.25 11.40 0.07 69.20 Average: 0 17.52 0.00 1.18 10.89 0.06 70.34 Average: 1 18.71 0.00 1.55 21.39 0.08 58.27 Average: 2 16.43 0.00 1.07 9.59 0.07 72.84 Average: 3 19.65 0.00 1.19 3.76 0.06 75.34