---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2967 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 7.7G 12G 40% / 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 465 5219 0 2290 7226 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:a6:05:7a brd ff:ff:ff:ff:ff:ff inet 10.32.7.190/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86065sec preferred_lft 86065sec inet6 fe80::f816:3eff:fea6:57a/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-2967) 09/06/25 _x86_64_ (4 CPU) 05:56:52 LINUX RESTART (4 CPU) 05:57:02 tps rtps wtps bread/s bwrtn/s 05:58:01 138.79 55.63 83.16 3657.55 41155.08 05:59:01 80.64 29.86 50.77 1649.86 8612.70 06:00:01 35.83 7.96 27.87 649.41 6479.43 06:01:01 14.50 6.33 8.16 187.27 3143.22 06:02:01 31.83 0.68 31.14 77.72 7235.19 Average: 60.05 19.97 40.08 1236.22 13231.27 05:57:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:58:01 5962352 7391728 2205060 27.00 37680 1571500 721028 7.82 609564 1429640 90144 05:59:01 5696792 7392736 2470620 30.25 57016 1803092 752228 8.16 623904 1649936 122716 06:00:01 4864552 6725120 3302860 40.44 62652 1955952 1310532 14.22 1321328 1769124 82904 06:01:01 5381904 7427256 2785508 34.11 66332 2131720 653900 7.10 700620 1863664 173476 06:02:01 5377448 7431952 2789964 34.16 68992 2138080 658012 7.14 703444 1864788 10376 Average: 5456610 7273758 2710802 33.19 58534 1920069 819140 8.89 791772 1715430 95923 05:57:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:58:01 ens3 457.96 254.92 1443.86 68.20 0.00 0.00 0.00 0.00 05:58:01 lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 05:59:01 ens3 57.22 36.41 417.02 12.56 0.00 0.00 0.00 0.00 05:59:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 06:00:01 ens3 186.87 178.04 2077.54 24.59 0.00 0.00 0.00 0.00 06:00:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 06:01:01 ens3 122.41 110.93 1059.00 19.01 0.00 0.00 0.00 0.00 06:01:01 lo 121.13 121.13 36.32 36.32 0.00 0.00 0.00 0.00 06:02:01 ens3 12.06 12.81 9.27 6.06 0.00 0.00 0.00 0.00 06:02:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 166.33 118.17 999.93 25.94 0.00 0.00 0.00 0.00 Average: lo 24.96 24.96 7.35 7.35 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2967) 09/06/25 _x86_64_ (4 CPU) 05:56:52 LINUX RESTART (4 CPU) 05:57:02 CPU %user %nice %system %iowait %steal %idle 05:58:01 all 22.50 0.00 1.94 3.94 1.17 70.45 05:58:01 0 8.73 0.00 1.14 4.46 0.93 84.75 05:58:01 1 32.27 0.00 2.46 6.58 1.46 57.22 05:58:01 2 25.23 0.00 1.80 2.05 1.17 69.75 05:58:01 3 23.81 0.00 2.36 2.66 1.12 70.06 05:59:01 all 23.03 0.00 1.52 1.91 1.15 72.38 05:59:01 0 4.49 0.00 0.67 1.60 0.96 92.28 05:59:01 1 8.03 0.00 0.65 4.33 0.62 86.38 05:59:01 2 45.12 0.00 2.32 1.42 1.68 49.46 05:59:01 3 34.52 0.00 2.45 0.32 1.33 61.39 06:00:01 all 36.95 0.00 1.39 0.62 2.27 58.78 06:00:01 0 33.69 0.00 2.39 1.41 2.21 60.30 06:00:01 1 43.55 0.00 1.17 0.45 2.58 52.25 06:00:01 2 31.91 0.00 0.95 0.25 1.85 65.04 06:00:01 3 38.65 0.00 1.05 0.35 2.46 57.50 06:01:01 all 40.90 0.00 1.81 0.22 2.65 54.42 06:01:01 0 44.40 0.00 1.70 0.27 2.73 50.90 06:01:01 1 44.55 0.00 1.95 0.25 2.72 50.53 06:01:01 2 40.81 0.00 1.60 0.33 2.74 54.51 06:01:01 3 33.87 0.00 1.93 0.05 2.42 61.73 06:02:01 all 20.92 0.00 0.97 0.83 0.79 76.49 06:02:01 0 29.22 0.00 1.45 3.03 1.13 65.17 06:02:01 1 6.22 0.00 0.67 0.03 0.43 92.64 06:02:01 2 7.34 0.00 0.62 0.02 0.43 91.59 06:02:01 3 40.89 0.00 1.17 0.25 1.13 56.55 Average: all 28.88 0.00 1.52 1.50 1.61 66.49 Average: 0 24.16 0.00 1.47 2.14 1.60 70.63 Average: 1 26.90 0.00 1.38 2.31 1.56 67.85 Average: 2 30.09 0.00 1.45 0.81 1.58 66.07 Average: 3 34.39 0.00 1.79 0.72 1.69 61.41