---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2779 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 465 5056 0 2454 7223 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:43:4f:30 brd ff:ff:ff:ff:ff:ff inet 10.32.6.50/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86074sec preferred_lft 86074sec inet6 fe80::f816:3eff:fe43:4f30/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2779) 06/06/26 _x86_64_ (4 CPU) 16:36:57 LINUX RESTART (4 CPU) 16:37:01 tps rtps wtps bread/s bwrtn/s 16:38:02 169.41 83.87 85.54 4923.31 40909.20 16:39:01 63.97 6.66 57.31 200.03 10279.52 16:40:01 67.27 30.44 36.83 2097.38 9186.34 16:41:01 15.93 5.33 10.60 190.93 4433.73 16:42:01 30.61 0.78 29.83 86.52 7059.49 Average: 69.46 25.48 43.98 1503.94 14387.40 16:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:38:02 5994924 7424184 2172488 26.60 36940 1572372 695808 7.55 573144 1434800 87540 16:39:01 5731316 7462696 2436096 29.83 57172 1835748 816676 8.86 539724 1693752 151300 16:40:01 4810996 6813768 3356416 41.10 64008 2092972 1280404 13.89 1242596 1894064 95384 16:41:01 5258264 7462220 2909148 35.62 67580 2285004 618080 6.71 670684 2008728 161624 16:42:01 5238076 7453888 2929336 35.87 70224 2294764 630500 6.84 689444 2011284 8424 Average: 5406715 7323351 2760697 33.80 59185 2016172 808294 8.77 743118 1808526 100854 16:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:38:02 ens3 430.43 251.14 1539.90 67.96 0.00 0.00 0.00 0.00 16:38:02 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 16:39:01 ens3 60.19 50.03 556.26 10.18 0.00 0.00 0.00 0.00 16:39:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 16:40:01 ens3 231.03 210.85 3123.58 28.59 0.00 0.00 0.00 0.00 16:40:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 16:41:01 ens3 122.80 109.68 1249.46 17.51 0.00 0.00 0.00 0.00 16:41:01 lo 120.32 120.32 36.30 36.30 0.00 0.00 0.00 0.00 16:42:01 ens3 14.78 14.48 12.53 6.87 0.00 0.00 0.00 0.00 16:42:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 172.21 127.49 1298.77 26.28 0.00 0.00 0.00 0.00 Average: lo 24.99 24.99 7.36 7.36 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2779) 06/06/26 _x86_64_ (4 CPU) 16:36:57 LINUX RESTART (4 CPU) 16:37:01 CPU %user %nice %system %iowait %steal %idle 16:38:02 all 21.79 0.00 3.02 5.48 1.52 68.19 16:38:02 0 10.39 0.00 4.83 7.38 1.27 76.13 16:38:02 1 27.18 0.00 2.16 7.42 1.49 61.76 16:38:02 2 27.22 0.00 2.28 1.81 1.78 66.91 16:38:02 3 22.41 0.00 2.82 5.31 1.52 67.94 16:39:01 all 21.62 0.00 1.34 1.70 1.14 74.20 16:39:01 0 2.30 0.00 0.61 5.04 0.54 91.51 16:39:01 1 9.24 0.00 0.74 1.20 1.08 87.74 16:39:01 2 41.65 0.00 2.54 0.22 1.53 54.06 16:39:01 3 33.33 0.00 1.45 0.35 1.38 63.48 16:40:01 all 28.41 0.00 1.38 1.65 2.11 66.45 16:40:01 0 38.02 0.00 1.05 0.58 2.28 58.07 16:40:01 1 26.17 0.00 1.48 4.03 2.03 66.28 16:40:01 2 25.17 0.00 0.92 0.70 1.97 71.25 16:40:01 3 24.28 0.00 2.05 1.29 2.19 70.19 16:41:01 all 45.77 0.00 1.83 0.20 3.32 48.88 16:41:01 0 48.98 0.00 1.24 0.13 3.29 46.36 16:41:01 1 41.81 0.00 1.64 0.22 3.11 53.22 16:41:01 2 46.34 0.00 2.86 0.33 3.55 46.92 16:41:01 3 45.94 0.00 1.59 0.13 3.34 49.00 16:42:01 all 20.86 0.00 1.04 0.95 0.94 76.21 16:42:01 0 30.43 0.00 1.05 0.27 1.30 66.97 16:42:01 1 29.89 0.00 1.48 3.41 1.08 64.14 16:42:01 2 4.05 0.00 0.55 0.05 0.40 94.96 16:42:01 3 19.06 0.00 1.10 0.07 1.00 78.78 Average: all 27.72 0.00 1.72 2.00 1.81 66.75 Average: 0 26.12 0.00 1.76 2.67 1.74 67.72 Average: 1 26.91 0.00 1.50 3.26 1.76 66.57 Average: 2 28.85 0.00 1.83 0.62 1.85 66.85 Average: 3 29.01 0.00 1.80 1.43 1.89 65.87