---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-444 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 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 575 12728 0 2735 15140 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:ca:a1:0c brd ff:ff:ff:ff:ff:ff inet 10.30.106.122/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86112sec preferred_lft 86112sec inet6 fe80::f816:3eff:feca:a10c/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-444) 10/05/25 _x86_64_ (4 CPU) 03:04:23 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 136.61 10.88 125.73 281.69 44209.30 03:07:01 76.29 4.35 71.94 121.85 9558.27 03:08:01 21.38 6.30 15.08 439.26 2017.53 03:09:01 54.32 1.07 53.26 63.19 19942.14 Average: 72.15 5.65 66.50 226.50 18931.81 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13923932 15602096 2501036 15.23 72224 1800156 715540 4.09 628376 1648508 97604 03:07:01 12760508 14619144 3664460 22.31 82468 1962488 1665564 9.53 1631836 1788076 7212 03:08:01 12400104 14423524 4024864 24.50 85676 2119768 1697184 9.71 1898828 1871336 102684 03:09:01 13021664 15489716 3403304 20.72 90208 2554004 814252 4.66 1005008 2136416 10848 Average: 13026552 15033620 3398416 20.69 82644 2109104 1223135 7.00 1291012 1861084 54587 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 122.36 99.75 1141.08 29.67 0.00 0.00 0.00 0.00 03:06:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 03:07:01 ens3 246.28 214.41 2353.28 40.69 0.00 0.00 0.00 0.00 03:07:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:08:01 ens3 1818.41 1236.23 1060.47 518.24 0.00 0.00 0.00 0.00 03:08:01 lo 0.62 0.62 0.05 0.05 0.00 0.00 0.00 0.00 03:09:01 ens3 168.37 165.16 370.95 1766.39 0.00 0.00 0.00 0.00 03:09:01 lo 3.20 3.20 0.30 0.30 0.00 0.00 0.00 0.00 Average: ens3 588.86 428.89 1231.45 588.75 0.00 0.00 0.00 0.00 Average: lo 1.19 1.19 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-444) 10/05/25 _x86_64_ (4 CPU) 03:04:23 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 14.13 0.00 1.20 4.12 0.07 80.48 03:06:01 0 9.96 0.00 0.85 5.46 0.10 83.63 03:06:01 1 6.36 0.00 0.63 2.62 0.03 90.35 03:06:01 2 26.07 0.00 2.26 8.06 0.08 63.53 03:06:01 3 14.14 0.00 1.07 0.33 0.05 84.40 03:07:01 all 34.23 0.00 1.14 0.32 0.11 64.21 03:07:01 0 30.44 0.00 1.47 1.05 0.10 66.94 03:07:01 1 23.97 0.00 1.18 0.05 0.13 74.66 03:07:01 2 31.45 0.00 1.06 0.18 0.10 67.21 03:07:01 3 51.09 0.00 0.85 0.00 0.12 47.94 03:08:01 all 47.88 0.00 5.14 0.18 0.10 46.71 03:08:01 0 46.88 0.00 7.11 0.20 0.10 45.71 03:08:01 1 43.90 0.00 3.25 0.18 0.12 52.54 03:08:01 2 47.10 0.00 4.18 0.03 0.10 48.59 03:08:01 3 53.65 0.00 6.01 0.27 0.12 39.96 03:09:01 all 20.52 0.00 1.90 2.18 0.07 75.33 03:09:01 0 18.61 0.00 2.40 0.68 0.07 78.23 03:09:01 1 19.36 0.00 1.84 0.35 0.05 78.40 03:09:01 2 35.44 0.00 1.76 5.24 0.10 57.45 03:09:01 3 8.72 0.00 1.62 2.47 0.05 87.15 Average: all 29.18 0.00 2.35 1.70 0.09 66.68 Average: 0 26.47 0.00 2.96 1.85 0.09 68.63 Average: 1 23.40 0.00 1.73 0.80 0.08 73.99 Average: 2 35.02 0.00 2.31 3.38 0.10 59.19 Average: 3 31.88 0.00 2.39 0.77 0.08 64.88