---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1600 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 7.6G 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 406 1271 0 2265 3271 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:35:0b:b5 brd ff:ff:ff:ff:ff:ff inet 10.32.7.78/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86068sec preferred_lft 86068sec inet6 fe80::f816:3eff:fe35:bb5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1600) 04/13/24 _x86_64_ (4 CPU) 23:17:58 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:01 178.05 108.33 69.72 6140.18 42329.23 23:20:01 89.39 29.15 60.24 1625.20 10122.31 23:21:01 10.10 0.00 10.10 0.00 812.53 23:22:01 34.69 10.58 24.11 721.36 2994.74 23:23:01 42.81 4.43 38.38 188.64 3253.32 Average: 71.01 30.50 40.51 1735.04 11902.13 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:01 1865708 3412528 2172936 53.80 48460 1655028 573432 11.27 506584 1495524 137416 23:20:01 1527324 3265488 2511320 62.18 57320 1829268 715708 14.07 670524 1653500 15096 23:21:01 1511996 3257108 2526648 62.56 59048 1833696 724192 14.24 680728 1657176 1236 23:22:01 549292 2404956 3489352 86.40 61800 1937884 1663316 32.70 1565332 1722568 6208 23:23:01 1293264 3339112 2745380 67.98 67128 2117792 618756 12.16 708856 1828352 128752 Average: 1349517 3135838 2689127 66.58 58751 1874734 859081 16.89 826405 1671424 57742 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:01 lo 2.33 2.33 0.21 0.21 0.00 0.00 0.00 0.00 23:19:01 ens3 352.34 223.20 1382.50 60.81 0.00 0.00 0.00 0.00 23:20:01 lo 1.40 1.40 0.14 0.14 0.00 0.00 0.00 0.00 23:20:01 ens3 141.88 129.05 829.79 28.22 0.00 0.00 0.00 0.00 23:21:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 23:21:01 ens3 55.64 80.87 64.02 13.03 0.00 0.00 0.00 0.00 23:22:01 lo 33.24 33.24 12.09 12.09 0.00 0.00 0.00 0.00 23:22:01 ens3 244.75 278.27 1344.37 41.90 0.00 0.00 0.00 0.00 23:23:01 lo 87.44 87.44 24.48 24.48 0.00 0.00 0.00 0.00 23:23:01 ens3 279.87 280.95 1130.01 54.03 0.00 0.00 0.00 0.00 Average: lo 24.98 24.98 7.39 7.39 0.00 0.00 0.00 0.00 Average: ens3 214.90 198.47 950.15 39.60 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1600) 04/13/24 _x86_64_ (4 CPU) 23:17:58 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:01 all 21.07 0.00 2.37 5.46 0.06 71.04 23:19:01 0 6.35 0.00 1.50 8.34 0.03 83.77 23:19:01 1 42.91 0.00 2.93 2.59 0.08 51.49 23:19:01 2 23.36 0.00 2.47 4.68 0.05 69.43 23:19:01 3 11.63 0.00 2.59 6.21 0.07 79.50 23:20:01 all 17.84 0.00 0.92 1.68 0.05 79.52 23:20:01 0 10.73 0.00 0.68 3.07 0.03 85.49 23:20:01 1 33.66 0.00 1.25 0.97 0.05 64.08 23:20:01 2 18.59 0.00 1.00 0.92 0.05 79.43 23:20:01 3 8.41 0.00 0.71 1.77 0.07 89.04 23:21:01 all 4.64 0.00 0.18 0.04 0.03 95.11 23:21:01 0 7.60 0.00 0.15 0.10 0.03 92.12 23:21:01 1 3.52 0.00 0.13 0.00 0.02 96.33 23:21:01 2 5.04 0.00 0.25 0.00 0.02 94.69 23:21:01 3 2.38 0.00 0.20 0.05 0.03 97.33 23:22:01 all 29.39 0.00 1.06 0.34 0.06 69.15 23:22:01 0 30.94 0.00 0.68 0.27 0.05 68.06 23:22:01 1 30.29 0.00 1.29 0.60 0.07 67.75 23:22:01 2 30.50 0.00 0.94 0.07 0.07 68.43 23:22:01 3 25.85 0.00 1.34 0.42 0.07 72.33 23:23:01 all 23.41 0.00 1.19 0.50 0.06 74.83 23:23:01 0 14.11 0.00 0.95 0.07 0.05 84.82 23:23:01 1 41.03 0.00 1.69 0.35 0.08 56.84 23:23:01 2 17.42 0.00 0.97 1.21 0.05 80.35 23:23:01 3 21.06 0.00 1.14 0.37 0.08 77.35 Average: all 19.26 0.00 1.14 1.60 0.05 77.94 Average: 0 13.95 0.00 0.79 2.37 0.04 82.85 Average: 1 30.27 0.00 1.46 0.90 0.06 67.31 Average: 2 18.98 0.00 1.13 1.37 0.05 78.47 Average: 3 13.85 0.00 1.19 1.76 0.06 83.14