---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-220 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.8G 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 393 1198 0 2352 3283 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:60:35:c6 brd ff:ff:ff:ff:ff:ff inet 10.32.7.215/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86004sec preferred_lft 86004sec inet6 fe80::f816:3eff:fe60:35c6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-220) 07/12/25 _x86_64_ (4 CPU) 11:16:57 LINUX RESTART (4 CPU) 11:17:01 tps rtps wtps bread/s bwrtn/s 11:18:02 153.65 83.56 70.09 4916.49 39815.68 11:19:02 55.60 0.22 55.38 27.11 8916.18 11:20:01 65.81 30.18 35.63 1656.25 6871.70 11:21:01 8.68 0.00 8.68 0.00 339.89 11:22:01 40.39 1.17 39.23 63.99 8060.12 11:23:01 29.51 1.70 27.81 129.16 5454.45 Average: 58.93 19.49 39.44 1133.85 11597.08 11:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:18:02 1990280 3391156 2048364 50.72 35172 1530220 595784 11.71 500828 1392236 69780 11:19:02 1729032 3363684 2309612 57.19 53732 1731940 611336 12.02 540804 1585764 111244 11:20:01 1525004 3284580 2513640 62.24 58512 1847836 695040 13.66 628680 1694416 1628 11:21:01 1509596 3276768 2529048 62.62 60468 1852504 703024 13.82 638188 1698108 2488 11:22:01 1067156 3173012 2971488 73.58 64716 2179468 790004 15.53 745460 2016032 103928 11:23:01 1233952 3366992 2804692 69.45 67568 2203544 599788 11.79 588176 2007208 10868 Average: 1509170 3309365 2529474 62.63 56695 1890919 665829 13.09 607023 1732294 49989 11:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:18:02 ens3 398.73 208.28 1179.19 63.72 0.00 0.00 0.00 0.00 11:18:02 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 11:19:02 ens3 42.25 32.76 569.04 4.57 0.00 0.00 0.00 0.00 11:19:02 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 11:20:01 ens3 108.22 98.70 925.30 19.65 0.00 0.00 0.00 0.00 11:20:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 11:21:01 ens3 58.90 83.37 66.39 13.44 0.00 0.00 0.00 0.00 11:21:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:22:01 ens3 591.83 493.27 3849.60 61.67 0.00 0.00 0.00 0.00 11:22:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 11:23:01 ens3 54.78 39.05 261.01 18.98 0.00 0.00 0.00 0.00 11:23:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 209.86 159.75 1143.90 30.44 0.00 0.00 0.00 0.00 Average: lo 0.77 0.77 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-220) 07/12/25 _x86_64_ (4 CPU) 11:16:57 LINUX RESTART (4 CPU) 11:17:01 CPU %user %nice %system %iowait %steal %idle 11:18:02 all 21.13 0.00 3.01 5.30 3.27 67.29 11:18:02 0 19.25 0.00 2.20 4.19 4.05 70.31 11:18:02 1 27.26 0.00 5.39 2.94 2.97 61.44 11:18:02 2 20.01 0.00 2.64 8.92 3.54 64.88 11:18:02 3 18.04 0.00 1.82 5.11 2.52 72.50 11:19:02 all 20.04 0.00 1.21 2.10 1.84 74.80 11:19:02 0 24.28 0.00 1.58 0.53 3.19 70.42 11:19:02 1 4.95 0.00 0.54 1.15 0.86 92.50 11:19:02 2 35.10 0.00 1.72 6.69 2.36 54.14 11:19:02 3 15.74 0.00 1.01 0.07 0.93 82.25 11:20:01 all 14.75 0.00 0.94 1.96 3.26 79.09 11:20:01 0 13.21 0.00 0.99 1.97 2.61 81.22 11:20:01 1 13.13 0.00 1.02 2.68 2.78 80.38 11:20:01 2 20.08 0.00 0.73 1.69 4.28 73.22 11:20:01 3 12.52 0.00 1.02 1.51 3.37 81.58 11:21:01 all 4.64 0.00 0.26 0.05 1.38 93.66 11:21:01 0 0.05 0.00 0.00 0.00 0.13 99.82 11:21:01 1 7.10 0.00 0.10 0.17 0.91 91.72 11:21:01 2 4.03 0.00 0.15 0.00 2.27 93.56 11:21:01 3 7.38 0.00 0.81 0.00 2.20 89.61 11:22:01 all 13.20 0.00 1.44 0.42 3.51 81.43 11:22:01 0 16.44 0.00 1.08 0.02 2.82 79.64 11:22:01 1 12.31 0.00 1.39 0.80 2.76 82.74 11:22:01 2 11.53 0.00 1.66 0.40 4.81 81.60 11:22:01 3 12.57 0.00 1.62 0.45 3.62 81.73 11:23:01 all 20.90 0.00 1.04 1.26 1.81 74.99 11:23:01 0 12.88 0.00 1.11 0.15 0.98 84.88 11:23:01 1 26.76 0.00 1.05 4.25 2.26 65.67 11:23:01 2 10.71 0.00 0.79 0.41 1.67 86.42 11:23:01 3 33.20 0.00 1.20 0.20 2.33 63.08 Average: all 15.77 0.00 1.32 1.84 2.52 78.55 Average: 0 14.37 0.00 1.16 1.15 2.30 81.02 Average: 1 15.29 0.00 1.59 2.00 2.09 79.03 Average: 2 16.82 0.00 1.28 3.00 3.16 75.73 Average: 3 16.58 0.00 1.25 1.22 2.50 78.45