---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7192 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.8G 12G 41% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 461 5068 0 2446 7228 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:b7:cb:33 brd ff:ff:ff:ff:ff:ff inet 10.32.6.202/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86047sec preferred_lft 86047sec inet6 fe80::f816:3eff:feb7:cb33/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7192) 08/01/26 _x86_64_ (4 CPU) 05:14:47 LINUX RESTART (4 CPU) 05:15:01 tps rtps wtps bread/s bwrtn/s 05:16:01 114.91 44.58 70.33 2964.12 7026.37 05:17:01 72.98 29.97 43.00 1642.92 8137.55 05:18:01 45.28 7.78 37.49 679.22 9250.46 05:19:01 12.63 3.03 9.60 108.76 3431.26 05:20:01 27.04 1.17 25.87 97.70 7184.54 Average: 54.57 17.31 37.26 1098.62 7005.96 05:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:16:01 5885476 7431440 2281936 27.94 46140 1672976 682596 7.41 607408 1498736 161860 05:17:01 5591032 7363176 2576380 31.54 58828 1874500 763320 8.28 676884 1699208 158856 05:18:01 4683792 6680552 3483620 42.65 64000 2087352 1385908 15.04 1391284 1876972 95488 05:19:01 4450024 6645308 3717388 45.51 67472 2276860 1285236 13.95 1480596 2009648 189440 05:20:01 5203152 7418112 2964260 36.29 69756 2294520 673508 7.31 727076 2010632 32928 Average: 5162695 7107718 3004717 36.79 61239 2041242 958114 10.40 976650 1819039 127714 05:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:16:01 ens3 501.73 275.41 1481.65 68.02 0.00 0.00 0.00 0.00 05:16:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 05:17:01 ens3 67.81 53.93 545.42 13.44 0.00 0.00 0.00 0.00 05:17:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 05:18:01 ens3 211.75 200.18 3082.62 25.38 0.00 0.00 0.00 0.00 05:18:01 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 05:19:01 ens3 109.33 104.02 1240.27 14.32 0.00 0.00 0.00 0.00 05:19:01 lo 124.06 124.06 36.62 36.62 0.00 0.00 0.00 0.00 05:20:01 ens3 22.59 17.43 18.81 8.27 0.00 0.00 0.00 0.00 05:20:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 182.65 130.20 1273.70 25.89 0.00 0.00 0.00 0.00 Average: lo 25.42 25.42 7.38 7.38 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7192) 08/01/26 _x86_64_ (4 CPU) 05:14:47 LINUX RESTART (4 CPU) 05:15:01 CPU %user %nice %system %iowait %steal %idle 05:16:01 all 23.04 0.00 1.63 3.86 1.16 70.31 05:16:01 0 14.30 0.00 0.70 0.81 1.10 83.09 05:16:01 1 28.76 0.00 1.80 2.85 1.13 65.46 05:16:01 2 21.09 0.00 2.00 5.46 1.23 70.23 05:16:01 3 28.06 0.00 1.97 6.33 1.17 62.47 05:17:01 all 22.54 0.00 1.28 1.93 0.95 73.30 05:17:01 0 28.37 0.00 1.71 1.70 1.26 66.95 05:17:01 1 16.94 0.00 1.53 4.55 0.82 76.15 05:17:01 2 18.78 0.00 0.80 0.95 0.90 78.57 05:17:01 3 26.04 0.00 1.10 0.52 0.83 71.51 05:18:01 all 34.32 0.00 1.63 1.09 2.18 60.78 05:18:01 0 38.97 0.00 0.92 0.32 2.02 57.78 05:18:01 1 29.08 0.00 2.66 3.36 2.06 62.84 05:18:01 2 38.69 0.00 1.64 0.17 2.56 56.95 05:18:01 3 30.55 0.00 1.30 0.55 2.07 65.53 05:19:01 all 43.35 0.00 1.59 0.19 2.76 52.11 05:19:01 0 38.96 0.00 1.85 0.05 2.69 56.45 05:19:01 1 43.66 0.00 1.76 0.45 2.86 51.27 05:19:01 2 47.79 0.00 1.25 0.00 2.63 48.32 05:19:01 3 42.97 0.00 1.52 0.23 2.88 52.40 05:20:01 all 18.38 0.00 1.04 0.71 0.77 79.10 05:20:01 0 6.93 0.00 0.77 0.05 0.33 91.92 05:20:01 1 23.73 0.00 0.92 2.11 0.95 72.29 05:20:01 2 31.90 0.00 1.48 0.20 1.38 65.04 05:20:01 3 10.93 0.00 0.95 0.52 0.42 87.19 Average: all 28.32 0.00 1.43 1.56 1.56 67.12 Average: 0 25.50 0.00 1.19 0.59 1.48 71.25 Average: 1 28.45 0.00 1.73 2.66 1.56 65.60 Average: 2 31.64 0.00 1.43 1.36 1.74 63.83 Average: 3 27.71 0.00 1.37 1.63 1.47 67.82