---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-86 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 8.5G 69G 11% / 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 567 13061 0 2410 15153 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:a4:5c:a4 brd ff:ff:ff:ff:ff:ff inet 10.30.106.15/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86151sec preferred_lft 86151sec inet6 fe80::f816:3eff:fea4:5ca4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-86) 11/16/23 _x86_64_ (4 CPU) 03:08:58 LINUX RESTART (4 CPU) 03:09:01 tps rtps wtps bread/s bwrtn/s 03:10:02 144.04 74.59 69.46 5085.29 49583.07 03:11:01 71.82 0.15 71.67 24.37 18359.24 03:12:01 202.85 30.30 172.55 1687.82 20400.33 03:13:01 63.64 8.57 55.07 441.93 17830.76 Average: 120.78 28.51 92.27 1816.79 26574.67 03:09:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:10:02 14042356 15541068 2382612 14.51 50048 1656584 824924 4.72 710068 1476944 138912 03:11:01 13812404 15539892 2612564 15.91 69608 1851268 825948 4.73 720412 1667436 151808 03:12:01 13458900 15469216 2966068 18.06 85768 2107880 853840 4.89 878520 1840748 111100 03:13:01 13336992 15486616 3087976 18.80 91184 2239440 822088 4.70 921624 1915332 60952 Average: 13662663 15509198 2762305 16.82 74152 1963793 831700 4.76 807656 1725115 115693 03:09:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:10:02 ens3 400.38 230.23 1404.82 56.05 0.00 0.00 0.00 0.00 03:10:02 lo 1.40 1.40 0.15 0.15 0.00 0.00 0.00 0.00 03:11:01 ens3 29.67 19.26 484.85 4.52 0.00 0.00 0.00 0.00 03:11:01 lo 0.68 0.68 0.07 0.07 0.00 0.00 0.00 0.00 03:12:01 ens3 321.59 203.48 2101.77 57.15 0.00 0.00 0.00 0.00 03:12:01 lo 1.87 1.87 0.29 0.29 0.00 0.00 0.00 0.00 03:13:01 ens3 198.17 148.49 1703.87 37.39 0.00 0.00 0.00 0.00 03:13:01 lo 0.87 0.87 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 238.27 150.88 1427.53 38.91 0.00 0.00 0.00 0.00 Average: lo 1.20 1.20 0.15 0.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-86) 11/16/23 _x86_64_ (4 CPU) 03:08:58 LINUX RESTART (4 CPU) 03:09:01 CPU %user %nice %system %iowait %steal %idle 03:10:02 all 17.79 0.00 2.09 13.28 0.06 66.77 03:10:02 0 19.76 0.00 1.54 2.15 0.10 76.44 03:10:02 1 16.40 0.00 1.61 18.66 0.05 63.28 03:10:02 2 23.06 0.00 3.50 13.26 0.09 60.10 03:10:02 3 12.12 0.00 1.74 19.02 0.05 67.07 03:11:01 all 13.17 0.00 0.89 12.92 0.06 72.96 03:11:01 0 18.63 0.00 1.22 6.88 0.07 73.19 03:11:01 1 5.51 0.00 0.58 9.80 0.02 84.10 03:11:01 2 8.03 0.00 0.96 28.70 0.09 62.22 03:11:01 3 20.46 0.00 0.82 6.50 0.05 72.17 03:12:01 all 15.70 0.00 1.78 18.08 0.08 64.36 03:12:01 0 11.59 0.00 1.66 21.84 0.05 64.85 03:12:01 1 17.59 0.00 1.86 7.98 0.12 72.46 03:12:01 2 15.79 0.00 1.54 8.58 0.07 74.02 03:12:01 3 17.82 0.00 2.07 33.97 0.07 46.08 03:13:01 all 21.87 0.00 1.13 3.46 0.06 73.47 03:13:01 0 10.65 0.00 0.96 7.71 0.05 80.63 03:13:01 1 20.74 0.00 0.82 3.81 0.05 74.58 03:13:01 2 8.33 0.00 0.86 0.60 0.07 90.14 03:13:01 3 47.89 0.00 1.89 1.66 0.10 48.46 Average: all 17.15 0.00 1.48 11.92 0.07 69.39 Average: 0 15.13 0.00 1.34 9.65 0.07 73.81 Average: 1 15.09 0.00 1.22 10.06 0.06 73.57 Average: 2 13.77 0.00 1.70 12.68 0.08 71.77 Average: 3 24.60 0.00 1.63 15.31 0.07 58.40