---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11110 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 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 736 855 0 2351 2941 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:48:f7:a8 brd ff:ff:ff:ff:ff:ff inet 10.32.7.107/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86070sec preferred_lft 86070sec inet6 fe80::f816:3eff:fe48:f7a8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-11110) 11/23/24 _x86_64_ (4 CPU) 11:16:43 LINUX RESTART (4 CPU) 11:17:01 tps rtps wtps bread/s bwrtn/s 11:18:01 124.66 36.98 87.69 1696.52 6491.05 11:19:01 74.79 29.20 45.59 1625.33 9344.71 11:20:01 8.98 0.00 8.98 0.00 347.41 11:21:01 52.11 5.65 46.46 200.77 11570.74 11:22:01 24.63 0.78 23.85 86.52 5248.46 Average: 57.03 14.52 42.51 721.83 6600.47 11:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:18:01 1730748 3339476 2307904 57.15 52252 1710444 614584 12.08 584352 1545996 171916 11:19:01 1475524 3221708 2563128 63.46 57688 1836432 729880 14.35 712900 1661360 1416 11:20:01 1466648 3220344 2572004 63.68 59692 1841060 733828 14.42 715808 1665052 2392 11:21:01 897072 3102744 3141580 77.79 63876 2279300 787076 15.47 1010272 1922176 105940 11:22:01 902084 3037668 3136568 77.66 66320 2208284 852304 16.75 1184300 1744620 15196 Average: 1294415 3184388 2744237 67.95 59966 1975104 743534 14.62 841526 1707841 59372 11:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:18:01 lo 0.88 0.88 0.08 0.08 0.00 0.00 0.00 0.00 11:18:01 ens3 117.68 98.83 984.86 25.70 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 11:19:01 ens3 100.02 109.95 722.10 22.22 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 11:20:01 ens3 59.61 85.87 65.46 13.88 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 11:21:01 ens3 923.96 748.53 4441.34 133.83 0.00 0.00 0.00 0.00 11:22:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 11:22:01 ens3 85.92 55.86 29.90 251.58 0.00 0.00 0.00 0.00 Average: lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 257.44 219.81 1248.73 89.44 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-11110) 11/23/24 _x86_64_ (4 CPU) 11:16:43 LINUX RESTART (4 CPU) 11:17:01 CPU %user %nice %system %iowait %steal %idle 11:18:01 all 19.26 0.00 1.51 3.72 0.05 75.47 11:18:01 0 18.23 0.00 1.72 3.69 0.05 76.31 11:18:01 1 19.32 0.00 1.22 2.14 0.05 77.28 11:18:01 2 21.79 0.00 1.35 1.25 0.07 75.55 11:18:01 3 17.68 0.00 1.71 7.81 0.07 72.74 11:19:01 all 12.31 0.00 0.60 1.28 0.05 85.76 11:19:01 0 11.44 0.00 0.68 2.90 0.05 84.93 11:19:01 1 15.43 0.00 0.70 0.93 0.03 82.90 11:19:01 2 11.30 0.00 0.55 0.51 0.05 87.59 11:19:01 3 11.06 0.00 0.50 0.79 0.05 87.60 11:20:01 all 3.95 0.00 0.18 0.02 0.02 95.82 11:20:01 0 3.75 0.00 0.17 0.00 0.02 96.07 11:20:01 1 3.84 0.00 0.23 0.00 0.03 95.89 11:20:01 2 2.89 0.00 0.07 0.00 0.03 97.01 11:20:01 3 5.36 0.00 0.25 0.07 0.03 94.29 11:21:01 all 27.55 0.00 1.28 0.40 0.07 70.69 11:21:01 0 19.82 0.00 0.83 0.30 0.05 78.99 11:21:01 1 26.15 0.00 0.85 0.02 0.07 72.91 11:21:01 2 30.14 0.00 2.04 0.81 0.08 66.93 11:21:01 3 34.11 0.00 1.42 0.50 0.07 63.90 11:22:01 all 23.48 0.00 0.77 0.63 0.05 75.08 11:22:01 0 21.28 0.00 0.65 0.07 0.05 77.96 11:22:01 1 15.07 0.00 0.48 0.37 0.03 84.05 11:22:01 2 38.39 0.00 1.07 0.22 0.07 60.26 11:22:01 3 19.16 0.00 0.89 1.84 0.05 78.06 Average: all 17.30 0.00 0.87 1.21 0.05 80.58 Average: 0 14.88 0.00 0.81 1.39 0.04 82.88 Average: 1 15.96 0.00 0.70 0.69 0.04 82.61 Average: 2 20.88 0.00 1.01 0.56 0.06 77.49 Average: 3 17.47 0.00 0.95 2.20 0.05 79.33