---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3852 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 676K 1.6G 1% /run /dev/vda1 78G 9.0G 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 605 12636 0 2798 15108 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:0c:62:6c brd ff:ff:ff:ff:ff:ff inet 10.30.107.29/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86102sec preferred_lft 86102sec inet6 fe80::f816:3eff:fe0c:626c/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-3852) 04/05/26 _x86_64_ (4 CPU) 03:04:26 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 134.39 11.30 123.10 310.88 29029.30 03:07:01 84.17 4.48 79.69 127.58 11683.25 03:08:01 21.53 5.67 15.86 418.86 1904.48 03:09:01 51.51 5.78 45.73 151.84 19491.02 Average: 72.90 6.81 66.09 252.29 15527.01 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13833260 15564764 2591708 15.78 71132 1854292 770764 4.41 661292 1702896 153248 03:07:01 12970284 14898148 3454684 21.03 83992 2028492 1427672 8.17 1354020 1852200 14204 03:08:01 12250740 14295540 4174228 25.41 86868 2138752 2020464 11.56 2013644 1902056 66820 03:09:01 12878716 15408992 3546252 21.59 91144 2613456 886052 5.07 1084792 2194764 9140 Average: 12983250 15041861 3441718 20.95 83284 2158748 1276238 7.30 1278437 1912979 60853 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 lo 1.27 1.27 0.15 0.15 0.00 0.00 0.00 0.00 03:06:01 ens3 151.46 115.93 1567.64 27.96 0.00 0.00 0.00 0.00 03:07:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:07:01 ens3 380.59 310.93 2560.17 62.51 0.00 0.00 0.00 0.00 03:08:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:08:01 ens3 1987.64 1367.49 939.50 533.42 0.00 0.00 0.00 0.00 03:09:01 lo 3.02 3.02 0.28 0.28 0.00 0.00 0.00 0.00 03:09:01 ens3 187.62 164.06 321.28 1761.71 0.00 0.00 0.00 0.00 Average: lo 1.25 1.25 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 676.82 489.60 1347.15 596.40 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3852) 04/05/26 _x86_64_ (4 CPU) 03:04:26 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 14.19 0.00 1.34 2.40 0.06 82.01 03:06:01 0 4.48 0.00 1.10 0.62 0.05 93.74 03:06:01 1 24.23 0.00 1.80 1.47 0.05 72.45 03:06:01 2 19.18 0.00 1.72 2.45 0.05 76.60 03:06:01 3 8.85 0.00 0.77 5.06 0.03 85.29 03:07:01 all 33.21 0.00 1.55 0.30 0.07 64.86 03:07:01 0 27.26 0.00 1.02 0.13 0.07 71.52 03:07:01 1 48.62 0.00 1.48 0.08 0.08 49.73 03:07:01 2 25.15 0.00 1.49 0.87 0.08 72.42 03:07:01 3 31.74 0.00 2.19 0.12 0.08 65.86 03:08:01 all 38.86 0.00 5.48 0.17 0.07 55.42 03:08:01 0 34.22 0.00 4.07 0.22 0.07 61.42 03:08:01 1 47.20 0.00 2.46 0.13 0.07 50.14 03:08:01 2 35.86 0.00 6.79 0.12 0.05 57.18 03:08:01 3 38.13 0.00 8.61 0.23 0.07 52.96 03:09:01 all 27.10 0.00 1.86 5.26 0.06 65.72 03:09:01 0 32.77 0.00 1.87 6.68 0.08 58.60 03:09:01 1 18.51 0.00 1.47 0.08 0.05 79.89 03:09:01 2 22.34 0.00 1.45 10.62 0.07 65.53 03:09:01 3 34.81 0.00 2.62 3.65 0.07 58.86 Average: all 28.33 0.00 2.56 2.04 0.06 67.01 Average: 0 24.68 0.00 2.02 1.92 0.07 71.32 Average: 1 34.62 0.00 1.80 0.44 0.06 63.07 Average: 2 25.62 0.00 2.85 3.53 0.06 67.94 Average: 3 28.39 0.00 3.55 2.27 0.06 65.73