---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3713 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 8.4G 70G 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 561 13253 0 2225 15166 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:25:10:79 brd ff:ff:ff:ff:ff:ff inet 10.30.107.205/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86109sec preferred_lft 86109sec inet6 fe80::f816:3eff:fe25:1079/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3713) 12/09/23 _x86_64_ (4 CPU) 19:16:32 LINUX RESTART (4 CPU) 19:17:01 tps rtps wtps bread/s bwrtn/s 19:18:01 23.60 0.47 23.13 16.26 6561.17 19:19:01 72.20 13.25 58.96 972.90 21803.70 19:20:01 118.06 14.14 103.91 571.71 31258.37 19:21:01 63.82 10.53 53.29 1270.32 22252.16 Average: 69.42 9.60 59.83 707.79 20469.75 19:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:18:01 14230184 15581000 2194784 13.36 43972 1519084 780260 4.47 629708 1374756 60620 19:19:01 14052832 15615176 2372136 14.44 59576 1705292 735632 4.21 622156 1543184 159132 19:20:01 12892620 14710016 3532348 21.51 73000 1935108 1659940 9.50 1564964 1734764 65212 19:21:01 13596224 15548648 2828744 17.22 78684 2062144 763028 4.37 786800 1807384 81620 Average: 13692965 15363710 2732003 16.63 63808 1805407 984715 5.64 900907 1615022 91646 19:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:18:01 lo 0.47 0.47 0.05 0.05 0.00 0.00 0.00 0.00 19:18:01 ens3 10.40 8.82 76.23 1.97 0.00 0.00 0.00 0.00 19:19:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:19:01 ens3 35.78 25.26 665.18 3.70 0.00 0.00 0.00 0.00 19:20:01 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 19:20:01 ens3 289.17 210.43 1992.13 61.16 0.00 0.00 0.00 0.00 19:21:01 lo 0.90 0.90 0.08 0.08 0.00 0.00 0.00 0.00 19:21:01 ens3 370.37 232.29 272.61 83.84 0.00 0.00 0.00 0.00 Average: lo 0.59 0.59 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 176.44 119.21 751.64 37.67 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3713) 12/09/23 _x86_64_ (4 CPU) 19:16:32 LINUX RESTART (4 CPU) 19:17:01 CPU %user %nice %system %iowait %steal %idle 19:18:01 all 4.96 0.00 0.25 38.60 0.03 56.17 19:18:01 0 2.30 0.00 0.22 1.73 0.02 95.73 19:18:01 1 11.32 0.00 0.43 77.99 0.07 10.20 19:18:01 2 3.05 0.00 0.22 0.02 0.03 96.69 19:18:01 3 3.20 0.00 0.12 74.57 0.02 22.09 19:19:01 all 9.48 0.00 0.92 18.96 0.05 70.60 19:19:01 0 5.29 0.00 0.58 0.27 0.02 93.85 19:19:01 1 12.18 0.00 0.67 18.06 0.05 69.04 19:19:01 2 7.46 0.00 0.69 2.02 0.02 89.81 19:19:01 3 12.96 0.00 1.74 55.58 0.07 29.66 19:20:01 all 33.46 0.00 1.38 8.35 0.08 56.72 19:20:01 0 29.72 0.00 1.93 1.60 0.07 66.69 19:20:01 1 37.62 0.00 0.97 7.32 0.08 54.00 19:20:01 2 26.87 0.00 0.96 0.18 0.08 71.91 19:20:01 3 39.69 0.00 1.69 24.35 0.10 34.17 19:21:01 all 33.86 0.00 1.93 2.63 0.07 61.51 19:21:01 0 26.29 0.00 1.37 3.70 0.07 68.57 19:21:01 1 44.50 0.00 2.74 1.69 0.07 51.01 19:21:01 2 38.91 0.00 1.90 0.82 0.08 58.29 19:21:01 3 25.72 0.00 1.69 4.35 0.07 68.17 Average: all 20.41 0.00 1.12 17.16 0.06 61.25 Average: 0 15.86 0.00 1.02 1.82 0.04 81.25 Average: 1 26.40 0.00 1.20 26.29 0.07 46.04 Average: 2 19.06 0.00 0.94 0.76 0.05 79.19 Average: 3 20.34 0.00 1.31 39.77 0.06 38.52