---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1802 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 404 1148 0 2390 3270 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:06:e1:c9 brd ff:ff:ff:ff:ff:ff inet 10.32.7.160/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85957sec preferred_lft 85957sec inet6 fe80::f816:3eff:fe06:e1c9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1802) 12/23/23 _x86_64_ (4 CPU) 20:22:55 LINUX RESTART (4 CPU) 20:23:01 tps rtps wtps bread/s bwrtn/s 20:24:01 146.09 75.75 70.34 4934.78 42158.19 20:25:01 83.25 29.10 54.16 1625.20 11511.68 20:26:01 23.16 0.02 23.15 0.13 2900.05 20:27:01 20.25 0.20 20.05 2.80 3112.41 20:28:01 22.46 10.35 12.11 732.68 782.54 20:29:01 2.73 0.20 2.53 3.20 45.06 20:30:01 49.43 4.32 45.11 185.84 8199.70 Average: 49.63 17.13 32.49 1069.23 9815.66 20:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:24:01 1841764 3402164 2196888 54.40 48400 1668248 570388 11.21 517872 1507296 148548 20:25:01 1445416 3249712 2593236 64.21 58708 1891844 712460 14.00 685244 1715788 75296 20:26:01 1430568 3240784 2608084 64.58 59708 1895932 716444 14.08 696164 1718868 1204 20:27:01 1298936 3201324 2739716 67.84 62224 1982700 750060 14.74 737712 1802636 4360 20:28:01 399344 2339612 3639308 90.11 63188 2018184 1562884 30.72 1630884 1800564 640 20:29:01 796392 2737964 3242260 80.28 63476 2019420 1183576 23.27 1258236 1779332 832 20:30:01 1197528 3368828 2841124 70.35 71268 2235608 574028 11.28 700564 1926236 52776 Average: 1201421 3077198 2837231 70.25 60996 1958848 867120 17.05 889525 1750103 40522 20:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:24:01 ens3 327.36 219.63 1336.91 60.44 0.00 0.00 0.00 0.00 20:24:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 20:25:01 ens3 135.74 120.93 1119.14 24.74 0.00 0.00 0.00 0.00 20:25:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 20:26:01 ens3 60.34 82.67 72.95 13.38 0.00 0.00 0.00 0.00 20:26:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 20:27:01 ens3 190.63 238.71 1447.85 32.96 0.00 0.00 0.00 0.00 20:27:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 20:28:01 ens3 73.17 73.25 196.42 17.79 0.00 0.00 0.00 0.00 20:28:01 lo 8.97 8.97 3.38 3.38 0.00 0.00 0.00 0.00 20:29:01 ens3 19.25 17.66 10.02 4.47 0.00 0.00 0.00 0.00 20:29:01 lo 20.86 20.86 4.63 4.63 0.00 0.00 0.00 0.00 20:30:01 ens3 255.42 270.87 1156.31 49.71 0.00 0.00 0.00 0.00 20:30:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 151.70 146.25 762.80 29.07 0.00 0.00 0.00 0.00 Average: lo 4.86 4.86 1.20 1.20 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1802) 12/23/23 _x86_64_ (4 CPU) 20:22:55 LINUX RESTART (4 CPU) 20:23:01 CPU %user %nice %system %iowait %steal %idle 20:24:01 all 20.31 0.00 2.28 4.27 0.06 73.07 20:24:01 0 19.76 0.00 2.52 11.30 0.07 66.36 20:24:01 1 18.42 0.00 1.84 2.59 0.05 77.10 20:24:01 2 34.82 0.00 3.57 2.28 0.07 59.26 20:24:01 3 8.26 0.00 1.17 0.91 0.05 89.61 20:25:01 all 19.03 0.00 1.04 1.88 0.05 78.01 20:25:01 0 10.34 0.00 0.79 4.76 0.03 84.07 20:25:01 1 14.71 0.00 0.83 2.10 0.03 82.32 20:25:01 2 30.82 0.00 1.52 0.30 0.08 67.27 20:25:01 3 20.37 0.00 1.00 0.30 0.07 78.26 20:26:01 all 5.00 0.00 0.25 0.23 0.03 94.48 20:26:01 0 7.04 0.00 0.61 0.91 0.05 91.38 20:26:01 1 3.05 0.00 0.22 0.00 0.02 96.72 20:26:01 2 1.46 0.00 0.02 0.00 0.02 98.51 20:26:01 3 8.48 0.00 0.13 0.00 0.03 91.35 20:27:01 all 6.29 0.00 0.44 0.08 0.03 93.15 20:27:01 0 5.92 0.00 0.41 0.31 0.02 93.34 20:27:01 1 7.04 0.00 0.35 0.00 0.03 92.57 20:27:01 2 6.60 0.00 0.53 0.02 0.03 92.82 20:27:01 3 5.61 0.00 0.50 0.02 0.03 93.84 20:28:01 all 22.31 0.00 0.76 0.46 0.05 76.42 20:28:01 0 20.73 0.00 0.75 0.58 0.07 77.87 20:28:01 1 22.20 0.00 0.69 0.20 0.05 76.86 20:28:01 2 24.62 0.00 0.92 0.45 0.05 73.96 20:28:01 3 21.69 0.00 0.62 0.62 0.05 77.02 20:29:01 all 3.90 0.00 0.44 0.02 0.03 95.60 20:29:01 0 4.02 0.00 0.53 0.08 0.03 95.33 20:29:01 1 4.26 0.00 0.35 0.00 0.02 95.37 20:29:01 2 3.55 0.00 0.43 0.00 0.03 95.98 20:29:01 3 3.79 0.00 0.45 0.00 0.03 95.72 20:30:01 all 22.17 0.00 1.33 0.89 0.05 75.56 20:30:01 0 34.36 0.00 1.50 3.00 0.07 61.06 20:30:01 1 9.58 0.00 0.98 0.25 0.03 89.15 20:30:01 2 20.40 0.00 1.02 0.05 0.07 78.47 20:30:01 3 24.33 0.00 1.82 0.27 0.05 73.53 Average: all 14.13 0.00 0.93 1.12 0.04 83.77 Average: 0 14.57 0.00 1.02 2.99 0.05 81.38 Average: 1 11.31 0.00 0.75 0.73 0.03 87.18 Average: 2 17.43 0.00 1.14 0.44 0.05 80.94 Average: 3 13.22 0.00 0.81 0.30 0.05 85.62