---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1549 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 41% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 766 835 0 2341 2911 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:b8:f1:59 brd ff:ff:ff:ff:ff:ff inet 10.32.6.238/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86061sec preferred_lft 86061sec inet6 fe80::f816:3eff:feb8:f159/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1549) 05/24/25 _x86_64_ (4 CPU) 11:16:51 LINUX RESTART (4 CPU) 11:17:01 tps rtps wtps bread/s bwrtn/s 11:18:01 141.41 54.41 87.00 3585.40 18366.54 11:19:01 82.05 29.73 52.32 1629.60 10228.03 11:20:01 9.73 0.00 9.73 0.00 445.66 11:21:01 51.21 4.70 46.51 181.04 9972.34 11:22:01 17.23 0.68 16.55 83.59 6764.87 Average: 60.33 17.90 42.42 1095.92 9155.49 11:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:18:01 1828000 3396836 2210652 54.74 50320 1673840 577124 11.34 502920 1534916 168996 11:19:01 1473820 3205964 2564832 63.51 57708 1822364 778260 15.30 708656 1668500 4300 11:20:01 1452388 3191680 2586264 64.04 59596 1826740 785968 15.45 724736 1671932 1448 11:21:01 1125324 3259976 2913328 72.14 63956 2209108 637392 12.53 733196 1974608 99112 11:22:01 831872 2953920 3206780 79.40 66028 2195056 902680 17.74 1247980 1752816 28072 Average: 1342281 3201675 2696371 66.76 59522 1945422 736285 14.47 783498 1720554 60386 11:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:18:01 ens3 435.43 284.49 1614.82 71.25 0.00 0.00 0.00 0.00 11:18:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 11:19:01 ens3 102.50 106.12 734.00 21.27 0.00 0.00 0.00 0.00 11:19:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 11:20:01 ens3 55.77 80.00 62.36 13.09 0.00 0.00 0.00 0.00 11:20:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:21:01 ens3 889.34 759.94 4432.88 129.91 0.00 0.00 0.00 0.00 11:21:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 11:22:01 ens3 96.48 65.57 34.95 251.43 0.00 0.00 0.00 0.00 11:22:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 315.90 259.22 1375.80 97.39 0.00 0.00 0.00 0.00 Average: lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1549) 05/24/25 _x86_64_ (4 CPU) 11:16:51 LINUX RESTART (4 CPU) 11:17:01 CPU %user %nice %system %iowait %steal %idle 11:18:01 all 21.50 0.00 1.93 3.92 0.06 72.59 11:18:01 0 37.34 0.00 2.47 1.34 0.07 58.78 11:18:01 1 9.44 0.00 1.45 4.48 0.03 84.59 11:18:01 2 32.38 0.00 2.40 2.02 0.07 63.14 11:18:01 3 6.88 0.00 1.40 7.85 0.07 83.80 11:19:01 all 13.20 0.00 0.71 1.38 0.05 84.67 11:19:01 0 18.75 0.00 1.18 2.75 0.05 77.27 11:19:01 1 12.26 0.00 0.63 1.07 0.05 85.98 11:19:01 2 10.46 0.00 0.47 0.79 0.07 88.21 11:19:01 3 11.28 0.00 0.52 0.90 0.05 87.25 11:20:01 all 4.17 0.00 0.20 0.03 0.03 95.58 11:20:01 0 1.62 0.00 0.00 0.03 0.00 98.35 11:20:01 1 6.85 0.00 0.42 0.00 0.05 92.68 11:20:01 2 4.93 0.00 0.20 0.00 0.03 94.83 11:20:01 3 3.32 0.00 0.17 0.08 0.03 96.40 11:21:01 all 18.97 0.00 1.21 0.34 0.07 79.41 11:21:01 0 14.94 0.00 1.16 0.27 0.05 83.58 11:21:01 1 18.88 0.00 1.07 0.10 0.07 79.88 11:21:01 2 23.72 0.00 1.66 0.39 0.08 74.15 11:21:01 3 18.32 0.00 0.97 0.63 0.05 80.02 11:22:01 all 28.91 0.00 0.73 0.31 0.05 69.99 11:22:01 0 30.82 0.00 0.80 0.03 0.07 68.28 11:22:01 1 36.73 0.00 0.70 0.08 0.05 62.43 11:22:01 2 16.77 0.00 0.48 0.02 0.05 82.68 11:22:01 3 31.36 0.00 0.92 1.12 0.05 66.56 Average: all 17.34 0.00 0.95 1.20 0.05 80.46 Average: 0 20.65 0.00 1.12 0.88 0.05 77.30 Average: 1 16.83 0.00 0.85 1.14 0.05 81.12 Average: 2 17.63 0.00 1.04 0.64 0.06 80.63 Average: 3 14.23 0.00 0.79 2.12 0.05 82.81