---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5045 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 467 5066 0 2442 7222 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:1d:c6:43 brd ff:ff:ff:ff:ff:ff inet 10.32.6.230/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86064sec preferred_lft 86064sec inet6 fe80::f816:3eff:fe1d:c643/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5045) 07/04/26 _x86_64_ (4 CPU) 23:17:57 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:01 167.76 85.00 82.75 4941.58 40707.23 23:20:01 70.17 16.20 53.97 1112.21 9995.27 23:21:01 59.54 20.80 38.74 1198.87 9451.22 23:22:01 12.51 3.83 8.68 134.38 3541.01 23:23:01 28.66 1.25 27.41 98.78 7725.25 Average: 67.73 25.42 42.31 1497.16 14284.00 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:01 6002220 7421676 2165200 26.51 36916 1562628 705656 7.66 578424 1425360 84992 23:20:01 5715760 7464864 2451660 30.02 58196 1852668 801508 8.70 545048 1707296 162804 23:21:01 4778108 6770924 3389312 41.50 63968 2083348 1292692 14.03 1289856 1882660 95888 23:22:01 4595952 6775572 3571468 43.73 67484 2261708 1143388 12.41 1346932 1996828 174264 23:23:01 5195684 7401064 2971736 36.39 70024 2284936 677352 7.35 744384 2002476 11176 Average: 5257545 7166820 2909875 35.63 59318 2009058 924119 10.03 900929 1802924 105825 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:01 ens3 485.85 276.14 1495.73 69.73 0.00 0.00 0.00 0.00 23:19:01 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 23:20:01 ens3 63.97 53.02 548.97 11.52 0.00 0.00 0.00 0.00 23:20:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 23:21:01 ens3 236.14 229.30 3110.30 29.09 0.00 0.00 0.00 0.00 23:21:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 23:22:01 ens3 97.58 90.27 1045.27 13.03 0.00 0.00 0.00 0.00 23:22:01 lo 122.45 122.45 36.41 36.41 0.00 0.00 0.00 0.00 23:23:01 ens3 26.71 24.93 211.31 8.75 0.00 0.00 0.00 0.00 23:23:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 182.05 134.73 1282.32 26.42 0.00 0.00 0.00 0.00 Average: lo 25.32 25.32 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-5045) 07/04/26 _x86_64_ (4 CPU) 23:17:57 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:01 all 22.53 0.00 2.93 4.89 1.14 68.52 23:19:01 0 13.60 0.00 1.70 5.76 0.82 78.13 23:19:01 1 26.06 0.00 4.99 5.04 1.29 62.62 23:19:01 2 23.90 0.00 1.79 5.72 1.14 67.46 23:19:01 3 26.60 0.00 3.22 3.02 1.32 65.84 23:20:01 all 21.72 0.00 1.35 1.62 0.78 74.52 23:20:01 0 24.54 0.00 0.93 0.23 0.75 73.55 23:20:01 1 19.21 0.00 1.52 1.42 0.92 76.94 23:20:01 2 28.98 0.00 2.03 4.30 0.95 63.73 23:20:01 3 14.16 0.00 0.92 0.58 0.52 83.82 23:21:01 all 29.44 0.00 1.42 1.30 1.80 66.04 23:21:01 0 29.61 0.00 2.30 2.92 1.79 63.38 23:21:01 1 24.23 0.00 0.95 0.88 1.72 72.22 23:21:01 2 28.20 0.00 0.72 0.40 1.47 69.22 23:21:01 3 35.69 0.00 1.70 0.97 2.25 59.40 23:22:01 all 44.02 0.00 1.56 0.24 2.89 51.29 23:22:01 0 46.80 0.00 1.40 0.13 2.90 48.78 23:22:01 1 48.31 0.00 1.68 0.10 2.66 47.25 23:22:01 2 43.30 0.00 1.54 0.31 2.92 51.93 23:22:01 3 37.70 0.00 1.61 0.40 3.08 57.21 23:23:01 all 20.45 0.00 1.01 0.88 0.85 76.82 23:23:01 0 16.54 0.00 0.72 0.07 0.72 81.96 23:23:01 1 8.61 0.00 0.80 0.45 0.63 89.51 23:23:01 2 54.55 0.00 1.82 1.78 1.60 40.25 23:23:01 3 2.06 0.00 0.70 1.19 0.42 95.63 Average: all 27.64 0.00 1.65 1.78 1.49 67.43 Average: 0 26.22 0.00 1.41 1.82 1.39 69.16 Average: 1 25.28 0.00 1.98 1.57 1.44 69.72 Average: 2 35.80 0.00 1.58 2.50 1.62 58.50 Average: 3 23.27 0.00 1.63 1.23 1.52 72.36