---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-354 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: 2799.998 BogoMIPS: 5599.99 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 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 479 5147 0 2348 7213 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:c6:f2:d2 brd ff:ff:ff:ff:ff:ff inet 10.32.6.130/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86088sec preferred_lft 86088sec inet6 fe80::f816:3eff:fec6:f2d2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-354) 04/11/26 _x86_64_ (4 CPU) 23:17:58 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:01 182.57 96.22 86.35 5162.47 40921.33 23:20:01 84.61 30.30 54.31 1667.97 8800.13 23:21:01 36.98 10.16 26.81 772.00 6674.49 23:22:01 10.01 1.05 8.96 31.46 3520.43 23:23:01 31.38 0.68 30.69 77.72 7899.48 Average: 69.11 27.68 41.43 1542.28 13562.52 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:01 5948084 7370692 2219336 27.17 37144 1565996 729504 7.92 630900 1427004 85068 23:20:01 5603044 7320732 2564376 31.40 57712 1824268 778172 8.44 719944 1648944 118688 23:21:01 4586032 6490052 3581388 43.85 62456 1999716 1534696 16.65 1587736 1782004 90280 23:22:01 5244752 7351140 2922668 35.78 66884 2192772 721448 7.83 788040 1916380 206532 23:23:01 5223100 7335688 2944320 36.05 69440 2196196 732228 7.95 810340 1915056 11584 Average: 5321002 7173661 2846418 34.85 58727 1955790 899210 9.76 907392 1737878 102430 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:01 lo 2.07 2.07 0.18 0.18 0.00 0.00 0.00 0.00 23:19:01 ens3 493.98 290.33 1521.83 70.88 0.00 0.00 0.00 0.00 23:20:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 23:20:01 ens3 73.58 60.92 784.30 15.00 0.00 0.00 0.00 0.00 23:21:01 lo 2.43 2.43 0.79 0.79 0.00 0.00 0.00 0.00 23:21:01 ens3 187.24 171.14 2411.91 22.63 0.00 0.00 0.00 0.00 23:22:01 lo 118.23 118.23 35.65 35.65 0.00 0.00 0.00 0.00 23:22:01 ens3 116.51 105.31 1250.33 17.91 0.00 0.00 0.00 0.00 23:23:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 23:23:01 ens3 12.25 12.85 9.43 6.18 0.00 0.00 0.00 0.00 Average: lo 24.99 24.99 7.37 7.37 0.00 0.00 0.00 0.00 Average: ens3 176.70 128.11 1195.53 26.52 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-354) 04/11/26 _x86_64_ (4 CPU) 23:17:58 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:01 all 22.28 0.00 2.68 5.43 1.10 68.51 23:19:01 0 29.51 0.00 2.09 3.81 1.10 63.49 23:19:01 1 6.58 0.00 1.50 6.58 0.93 84.40 23:19:01 2 20.04 0.00 4.21 3.52 1.02 71.21 23:19:01 3 33.04 0.00 2.94 7.77 1.35 54.89 23:20:01 all 23.82 0.00 1.40 1.99 1.14 71.65 23:20:01 0 46.76 0.00 2.84 0.45 1.78 48.17 23:20:01 1 7.87 0.00 0.76 4.95 0.73 85.68 23:20:01 2 24.22 0.00 1.32 2.09 1.25 71.13 23:20:01 3 16.45 0.00 0.65 0.48 0.83 81.58 23:21:01 all 37.47 0.00 1.30 0.77 2.40 58.06 23:21:01 0 38.87 0.00 1.45 0.35 2.33 57.01 23:21:01 1 42.13 0.00 1.33 2.00 2.62 51.92 23:21:01 2 39.58 0.00 1.08 0.30 2.35 56.68 23:21:01 3 29.30 0.00 1.33 0.42 2.30 66.65 23:22:01 all 34.34 0.00 1.40 0.27 1.96 62.02 23:22:01 0 29.90 0.00 1.10 0.00 1.83 67.17 23:22:01 1 37.97 0.00 1.42 0.18 1.82 58.62 23:22:01 2 27.46 0.00 1.37 0.83 1.88 68.46 23:22:01 3 42.05 0.00 1.70 0.08 2.31 53.86 23:23:01 all 21.25 0.00 0.91 0.84 0.72 76.27 23:23:01 0 18.80 0.00 0.97 0.03 0.58 79.61 23:23:01 1 31.38 0.00 0.95 0.08 0.80 66.79 23:23:01 2 1.03 0.00 0.53 2.92 0.57 94.95 23:23:01 3 33.80 0.00 1.20 0.32 0.93 63.75 Average: all 27.84 0.00 1.54 1.86 1.47 67.30 Average: 0 32.78 0.00 1.69 0.93 1.53 63.08 Average: 1 25.16 0.00 1.19 2.76 1.38 69.50 Average: 2 22.47 0.00 1.70 1.93 1.41 72.48 Average: 3 30.93 0.00 1.56 1.81 1.55 64.15