---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-883 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 672K 1.6G 1% /run /dev/vda1 78G 8.2G 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 535 13477 0 2026 15197 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:b9:25:ee brd ff:ff:ff:ff:ff:ff inet 10.30.107.67/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86244sec preferred_lft 86244sec inet6 fe80::f816:3eff:feb9:25ee/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-883) 11/17/23 _x86_64_ (4 CPU) 21:16:30 LINUX RESTART (4 CPU) 21:17:01 tps rtps wtps bread/s bwrtn/s 21:18:01 91.54 13.73 77.81 989.24 27281.16 21:19:01 115.31 15.53 99.78 1218.60 32614.03 Average: 103.42 14.63 88.80 1103.90 29947.15 21:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:18:01 13980872 15589192 2444096 14.88 62820 1745788 774436 4.43 652424 1580652 189912 21:19:01 13747552 15524656 2677416 16.30 74476 1895252 782356 4.48 740400 1710660 48208 Average: 13864212 15556924 2560756 15.59 68648 1820520 778396 4.45 696412 1645656 119060 21:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:18:01 ens3 59.70 39.70 870.04 7.20 0.00 0.00 0.00 0.00 21:18:01 lo 1.13 1.13 0.12 0.12 0.00 0.00 0.00 0.00 21:19:01 ens3 68.32 47.34 456.55 31.29 0.00 0.00 0.00 0.00 21:19:01 lo 1.00 1.00 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 64.01 43.52 663.33 19.24 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 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-883) 11/17/23 _x86_64_ (4 CPU) 21:16:30 LINUX RESTART (4 CPU) 21:17:01 CPU %user %nice %system %iowait %steal %idle 21:18:01 all 18.75 0.00 1.38 4.66 0.06 75.15 21:18:01 0 13.02 0.00 1.02 1.24 0.07 84.66 21:18:01 1 28.91 0.00 1.37 8.15 0.08 61.49 21:18:01 2 26.28 0.00 2.16 2.16 0.07 69.33 21:18:01 3 6.78 0.00 0.95 7.12 0.03 85.11 21:19:01 all 19.84 0.00 1.33 6.07 0.14 72.61 21:19:01 0 25.63 0.00 1.55 2.14 0.05 70.63 21:19:01 1 25.53 0.00 1.82 2.96 0.45 69.24 21:19:01 2 15.17 0.00 0.89 9.07 0.05 74.83 21:19:01 3 13.05 0.00 1.08 10.10 0.03 75.74 Average: all 19.30 0.00 1.36 5.37 0.10 73.88 Average: 0 19.32 0.00 1.29 1.69 0.06 77.64 Average: 1 27.21 0.00 1.59 5.55 0.27 65.38 Average: 2 20.71 0.00 1.52 5.62 0.06 72.08 Average: 3 9.92 0.00 1.02 8.61 0.03 80.41