---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-12360 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: 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 41% / 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 829 759 0 2355 2848 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:88:97:8e brd ff:ff:ff:ff:ff:ff inet 10.32.7.50/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86062sec preferred_lft 86062sec inet6 fe80::f816:3eff:fe88:978e/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-12360) 12/07/24 _x86_64_ (4 CPU) 11:16:49 LINUX RESTART (4 CPU) 11:17:01 tps rtps wtps bread/s bwrtn/s 11:18:01 147.68 66.21 81.47 4459.12 7927.21 11:19:01 81.17 29.25 51.92 1626.93 9661.86 11:20:01 9.87 0.00 9.87 0.00 451.39 11:21:01 48.68 4.68 43.99 179.04 9442.69 11:22:01 20.96 0.68 20.28 83.59 7203.73 Average: 61.67 20.16 41.51 1269.74 6937.38 11:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:18:01 1810892 3395064 2227752 55.16 50532 1689020 575308 11.31 523440 1529460 148652 11:19:01 1456408 3205128 2582236 63.94 57584 1839008 756728 14.88 727976 1664480 4780 11:20:01 1428612 3184584 2610032 64.63 59500 1843488 760668 14.95 749828 1668020 1560 11:21:01 1195528 3331588 2843116 70.40 63912 2210780 561036 11.03 652140 1983884 98600 11:22:01 770108 2907836 3268536 80.93 65620 2211244 943940 18.56 1310488 1749552 14844 Average: 1332310 3204840 2706334 67.01 59430 1958708 719536 14.14 792774 1719079 53687 11:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:18:01 ens3 369.26 220.95 1527.34 66.44 0.00 0.00 0.00 0.00 11:18:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 11:19:01 ens3 134.59 129.00 764.13 25.40 0.00 0.00 0.00 0.00 11:19:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 11:20:01 ens3 56.97 81.57 64.38 13.13 0.00 0.00 0.00 0.00 11:20:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:21:01 ens3 828.90 720.90 4431.37 127.22 0.00 0.00 0.00 0.00 11:21:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 11:22:01 ens3 87.05 50.72 35.07 249.83 0.00 0.00 0.00 0.00 11:22:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 295.35 240.63 1364.46 96.41 0.00 0.00 0.00 0.00 Average: lo 0.65 0.65 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-12360) 12/07/24 _x86_64_ (4 CPU) 11:16:49 LINUX RESTART (4 CPU) 11:17:01 CPU %user %nice %system %iowait %steal %idle 11:18:01 all 21.57 0.00 1.94 4.07 0.07 72.35 11:18:01 0 13.79 0.00 1.55 8.66 0.05 75.95 11:18:01 1 5.59 0.00 0.92 2.75 0.05 90.69 11:18:01 2 37.47 0.00 3.06 1.99 0.08 57.39 11:18:01 3 29.40 0.00 2.19 2.87 0.07 65.48 11:19:01 all 13.83 0.00 0.73 1.54 0.05 83.85 11:19:01 0 7.84 0.00 0.42 3.12 0.03 88.59 11:19:01 1 13.84 0.00 0.44 1.27 0.05 84.40 11:19:01 2 22.20 0.00 1.33 1.15 0.07 75.25 11:19:01 3 11.43 0.00 0.75 0.62 0.05 87.15 11:20:01 all 4.02 0.00 0.23 0.03 0.03 95.69 11:20:01 0 4.72 0.00 0.12 0.12 0.03 95.02 11:20:01 1 4.46 0.00 0.27 0.00 0.02 95.26 11:20:01 2 4.91 0.00 0.43 0.00 0.05 94.60 11:20:01 3 2.02 0.00 0.15 0.00 0.02 97.81 11:21:01 all 15.48 0.00 1.19 0.46 0.06 82.80 11:21:01 0 15.01 0.00 1.15 1.04 0.05 82.75 11:21:01 1 16.65 0.00 1.04 0.05 0.05 82.21 11:21:01 2 18.49 0.00 1.58 0.25 0.07 79.61 11:21:01 3 11.78 0.00 1.00 0.50 0.05 86.67 11:22:01 all 32.14 0.00 0.72 0.50 0.05 66.59 11:22:01 0 26.64 0.00 0.45 0.77 0.05 72.09 11:22:01 1 31.49 0.00 0.77 0.18 0.07 67.49 11:22:01 2 49.63 0.00 1.38 1.03 0.08 47.88 11:22:01 3 20.89 0.00 0.26 0.03 0.03 78.78 Average: all 17.42 0.00 0.96 1.32 0.05 80.25 Average: 0 13.60 0.00 0.74 2.74 0.04 82.88 Average: 1 14.42 0.00 0.69 0.85 0.05 83.99 Average: 2 26.55 0.00 1.56 0.89 0.07 70.93 Average: 3 15.12 0.00 0.87 0.80 0.04 83.17