---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10482 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 462 5195 0 2318 7230 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:74:c5:32 brd ff:ff:ff:ff:ff:ff inet 10.32.7.194/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86076sec preferred_lft 86076sec inet6 fe80::f816:3eff:fe74:c532/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10482) 04/04/26 _x86_64_ (4 CPU) 05:56:53 LINUX RESTART (4 CPU) 05:57:01 tps rtps wtps bread/s bwrtn/s 05:58:02 138.91 54.69 84.22 3584.60 40838.01 05:59:01 84.85 32.01 52.84 1721.47 8950.62 06:00:01 36.18 10.08 26.10 707.88 6485.72 06:01:01 14.66 3.97 10.70 117.29 3310.63 06:02:01 34.31 0.65 33.66 76.25 7229.06 Average: 61.70 20.24 41.46 1239.86 13377.23 05:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:58:02 5967240 7395676 2200172 26.94 37368 1571100 721244 7.83 604676 1431788 81552 05:59:01 5666416 7367404 2500996 30.62 57204 1807648 763964 8.29 671628 1632640 103220 06:00:01 4696716 6585072 3470696 42.49 62260 1983828 1496144 16.23 1487264 1770160 82696 06:01:01 5355540 7425400 2811872 34.43 66532 2156064 664348 7.21 706932 1885512 179548 06:02:01 5323724 7404280 2843688 34.82 69100 2164024 689960 7.49 736136 1887920 9664 Average: 5401927 7235566 2765485 33.86 58493 1936533 867132 9.41 841327 1721604 91336 05:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:58:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 05:58:02 ens3 361.07 198.13 1451.67 64.10 0.00 0.00 0.00 0.00 05:59:01 lo 1.63 1.63 0.16 0.16 0.00 0.00 0.00 0.00 05:59:01 ens3 56.47 45.52 439.86 16.40 0.00 0.00 0.00 0.00 06:00:01 lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 06:00:01 ens3 185.50 163.34 2451.86 23.69 0.00 0.00 0.00 0.00 06:01:01 lo 118.98 118.98 36.34 36.34 0.00 0.00 0.00 0.00 06:01:01 ens3 120.48 109.11 1057.77 19.21 0.00 0.00 0.00 0.00 06:02:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 06:02:01 ens3 12.55 13.51 10.85 6.46 0.00 0.00 0.00 0.00 Average: lo 24.56 24.56 7.36 7.36 0.00 0.00 0.00 0.00 Average: ens3 147.52 106.13 1084.55 26.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10482) 04/04/26 _x86_64_ (4 CPU) 05:56:53 LINUX RESTART (4 CPU) 05:57:01 CPU %user %nice %system %iowait %steal %idle 05:58:02 all 21.28 0.00 2.59 4.62 3.01 68.50 05:58:02 0 18.44 0.00 2.20 7.04 3.01 69.31 05:58:02 1 26.34 0.00 1.82 4.21 3.09 64.53 05:58:02 2 13.08 0.00 1.73 5.85 2.91 76.44 05:58:02 3 27.31 0.00 4.57 1.38 3.02 63.73 05:59:01 all 21.55 0.00 1.64 2.52 2.75 71.54 05:59:01 0 10.00 0.00 0.99 1.64 2.35 85.02 05:59:01 1 39.66 0.00 2.29 3.26 3.26 51.53 05:59:01 2 30.53 0.00 2.44 2.84 3.08 61.11 05:59:01 3 6.09 0.00 0.86 2.35 2.30 88.40 06:00:01 all 36.02 0.00 1.81 0.95 7.19 54.04 06:00:01 0 30.23 0.00 2.11 0.70 6.84 60.12 06:00:01 1 35.91 0.00 1.37 0.72 6.74 55.25 06:00:01 2 41.05 0.00 1.54 1.77 7.23 48.40 06:00:01 3 36.94 0.00 2.19 0.62 7.94 52.32 06:01:01 all 31.73 0.00 1.81 0.37 6.30 59.79 06:01:01 0 29.78 0.00 1.91 0.28 6.31 61.73 06:01:01 1 32.69 0.00 1.91 0.16 6.05 59.19 06:01:01 2 30.67 0.00 1.82 0.95 6.20 60.37 06:01:01 3 33.79 0.00 1.63 0.05 6.63 57.90 06:02:01 all 20.11 0.00 1.02 1.25 1.56 76.05 06:02:01 0 9.31 0.00 0.68 0.42 0.98 88.61 06:02:01 1 40.16 0.00 1.81 1.43 2.09 54.52 06:02:01 2 10.11 0.00 0.74 3.02 1.55 84.57 06:02:01 3 20.92 0.00 0.86 0.13 1.64 76.44 Average: all 26.20 0.00 1.77 1.93 4.18 65.91 Average: 0 19.65 0.00 1.58 2.01 3.92 72.84 Average: 1 34.93 0.00 1.84 1.94 4.26 57.02 Average: 2 25.10 0.00 1.65 2.88 4.21 66.16 Average: 3 25.12 0.00 2.02 0.90 4.33 67.62