---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11077 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 622 1030 0 2290 3055 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:fd:00:ec brd ff:ff:ff:ff:ff:ff inet 10.32.7.168/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86054sec preferred_lft 86054sec inet6 fe80::f816:3eff:fefd:ec/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-11077) 11/23/24 _x86_64_ (4 CPU) 05:14:48 LINUX RESTART (4 CPU) 05:15:01 tps rtps wtps bread/s bwrtn/s 05:16:01 131.91 48.48 83.42 2196.33 7163.08 05:17:01 79.79 29.16 50.62 1624.80 9593.47 05:18:01 10.13 0.00 10.13 0.00 487.92 05:19:01 39.41 10.50 28.91 722.15 3138.41 05:20:01 45.41 7.07 38.34 261.96 8573.90 Average: 61.33 19.04 42.29 961.09 5791.40 05:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:16:01 1804224 3389688 2234420 55.33 51016 1689724 566560 11.14 530276 1529388 149236 05:17:01 1478648 3228872 2559996 63.39 57740 1840436 727692 14.30 706664 1664200 5120 05:18:01 1435520 3193564 2603124 64.46 59656 1845220 756424 14.87 744520 1667604 2888 05:19:01 406512 2273000 3632132 89.93 62040 1947536 1636628 32.17 1694252 1731796 996 05:20:01 1128768 3199492 2909876 72.05 66624 2142996 702564 13.81 902228 1799588 16948 Average: 1250734 3056923 2787910 69.03 59415 1893182 877974 17.26 915588 1678515 35038 05:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:16:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 05:16:01 ens3 380.71 240.70 1539.62 68.79 0.00 0.00 0.00 0.00 05:17:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 05:17:01 ens3 137.06 135.64 782.57 28.40 0.00 0.00 0.00 0.00 05:18:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 05:18:01 ens3 81.37 119.86 73.54 18.79 0.00 0.00 0.00 0.00 05:19:01 lo 93.60 93.60 34.43 34.43 0.00 0.00 0.00 0.00 05:19:01 ens3 183.87 207.63 1310.14 30.67 0.00 0.00 0.00 0.00 05:20:01 lo 25.88 25.88 1.93 1.93 0.00 0.00 0.00 0.00 05:20:01 ens3 503.20 425.05 1472.85 176.73 0.00 0.00 0.00 0.00 Average: lo 24.42 24.42 7.32 7.32 0.00 0.00 0.00 0.00 Average: ens3 257.25 225.78 1035.76 64.67 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-11077) 11/23/24 _x86_64_ (4 CPU) 05:14:48 LINUX RESTART (4 CPU) 05:15:01 CPU %user %nice %system %iowait %steal %idle 05:16:01 all 21.53 0.00 1.87 3.70 0.06 72.85 05:16:01 0 37.62 0.00 2.75 1.35 0.08 58.19 05:16:01 1 13.23 0.00 1.26 3.36 0.07 82.09 05:16:01 2 6.74 0.00 1.27 8.02 0.03 83.94 05:16:01 3 28.43 0.00 2.22 2.09 0.07 67.20 05:17:01 all 14.07 0.00 0.73 1.34 0.05 83.81 05:17:01 0 23.36 0.00 1.07 1.24 0.05 74.29 05:17:01 1 13.56 0.00 0.41 0.15 0.03 85.85 05:17:01 2 8.36 0.00 0.67 3.07 0.05 87.85 05:17:01 3 10.99 0.00 0.75 0.93 0.05 87.27 05:18:01 all 4.78 0.00 0.21 0.05 0.03 94.93 05:18:01 0 8.25 0.00 0.55 0.00 0.03 91.17 05:18:01 1 2.22 0.00 0.08 0.00 0.02 97.68 05:18:01 2 2.40 0.00 0.17 0.20 0.02 97.21 05:18:01 3 6.25 0.00 0.08 0.00 0.03 93.64 05:19:01 all 36.11 0.00 1.41 0.42 0.09 61.97 05:19:01 0 34.54 0.00 1.30 0.32 0.10 63.74 05:19:01 1 34.85 0.00 1.35 0.12 0.08 63.61 05:19:01 2 35.60 0.00 1.49 0.85 0.08 61.97 05:19:01 3 39.45 0.00 1.52 0.40 0.08 58.54 05:20:01 all 29.00 0.00 1.31 0.50 0.07 69.12 05:20:01 0 20.14 0.00 1.36 0.95 0.07 77.48 05:20:01 1 22.92 0.00 0.83 0.05 0.05 76.15 05:20:01 2 28.06 0.00 1.52 0.85 0.07 69.50 05:20:01 3 44.93 0.00 1.52 0.13 0.10 53.32 Average: all 21.09 0.00 1.11 1.20 0.06 76.54 Average: 0 24.79 0.00 1.41 0.77 0.07 72.97 Average: 1 17.37 0.00 0.79 0.73 0.05 81.07 Average: 2 16.23 0.00 1.02 2.60 0.05 80.10 Average: 3 26.00 0.00 1.22 0.71 0.07 72.00