---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1360 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 7.8G 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 421 1169 0 2352 3255 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:6e:56:56 brd ff:ff:ff:ff:ff:ff inet 10.32.6.130/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85997sec preferred_lft 85997sec inet6 fe80::f816:3eff:fe6e:5656/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1360) 07/26/25 _x86_64_ (4 CPU) 11:16:47 LINUX RESTART (4 CPU) 11:17:01 tps rtps wtps bread/s bwrtn/s 11:18:02 108.83 53.79 55.04 3532.90 5273.23 11:19:01 52.19 0.20 51.99 26.98 8389.36 11:20:01 64.51 29.66 34.84 1629.58 6706.60 11:21:01 9.21 0.00 9.21 0.00 358.95 11:22:01 45.50 2.20 43.30 115.56 8760.28 11:23:01 26.93 0.67 26.26 77.59 4751.74 Average: 51.20 14.46 36.73 899.69 5699.22 11:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:18:02 1880304 3320100 2158348 53.44 36852 1566896 656028 12.90 572988 1427784 80892 11:19:01 1745312 3397244 2293340 56.78 55680 1744700 558204 10.97 499232 1605924 125248 11:20:01 1462372 3223684 2576280 63.79 58804 1849168 736800 14.48 689760 1694876 2276 11:21:01 1450476 3218756 2588176 64.09 60612 1853436 740760 14.56 696948 1698236 1760 11:22:01 1221620 3353488 2817032 69.75 65196 2204348 604388 11.88 597256 2010764 107200 11:23:01 1176840 3319792 2861812 70.86 67528 2213000 632576 12.43 636892 2014608 18116 Average: 1489487 3305511 2549165 63.12 57445 1905258 654793 12.87 615513 1742032 55915 11:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:18:02 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 11:18:02 ens3 309.51 204.88 1399.87 64.73 0.00 0.00 0.00 0.00 11:19:01 lo 0.54 0.54 0.04 0.04 0.00 0.00 0.00 0.00 11:19:01 ens3 23.22 19.49 263.21 3.17 0.00 0.00 0.00 0.00 11:20:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 11:20:01 ens3 115.19 107.46 919.04 23.48 0.00 0.00 0.00 0.00 11:21:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 11:21:01 ens3 54.42 77.02 58.77 12.34 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 11:22:01 ens3 603.78 565.74 4097.74 74.94 0.00 0.00 0.00 0.00 11:23:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 11:23:01 ens3 10.16 11.15 8.32 5.61 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 Average: ens3 186.51 164.70 1126.94 30.79 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1360) 07/26/25 _x86_64_ (4 CPU) 11:16:47 LINUX RESTART (4 CPU) 11:17:01 CPU %user %nice %system %iowait %steal %idle 11:18:02 all 24.29 0.00 1.95 3.35 1.54 68.88 11:18:02 0 13.70 0.00 1.67 5.22 1.49 77.91 11:18:02 1 34.01 0.00 2.00 1.87 1.45 60.66 11:18:02 2 21.08 0.00 1.68 1.44 1.63 74.17 11:18:02 3 28.45 0.00 2.43 4.87 1.58 62.67 11:19:01 all 21.24 0.00 1.33 1.34 1.06 75.04 11:19:01 0 8.21 0.00 0.69 4.55 1.03 85.52 11:19:01 1 35.35 0.00 2.10 0.19 1.07 61.29 11:19:01 2 24.07 0.00 1.44 0.08 0.90 73.50 11:19:01 3 17.36 0.00 1.10 0.52 1.25 79.78 11:20:01 all 15.60 0.00 0.98 1.18 0.98 81.26 11:20:01 0 9.68 0.00 0.43 0.55 0.78 88.56 11:20:01 1 21.60 0.00 1.13 2.31 1.08 73.88 11:20:01 2 14.70 0.00 1.03 0.08 0.73 83.45 11:20:01 3 16.44 0.00 1.32 1.73 1.32 79.19 11:21:01 all 4.64 0.00 0.36 0.03 0.25 94.73 11:21:01 0 2.29 0.00 0.18 0.12 0.12 97.29 11:21:01 1 7.74 0.00 0.69 0.00 0.25 91.32 11:21:01 2 2.73 0.00 0.32 0.00 0.08 96.87 11:21:01 3 5.85 0.00 0.23 0.00 0.53 93.39 11:22:01 all 16.98 0.00 1.88 0.53 0.97 79.64 11:22:01 0 18.93 0.00 1.85 0.68 0.88 77.65 11:22:01 1 16.03 0.00 2.17 0.62 1.05 80.13 11:22:01 2 16.78 0.00 1.18 0.27 0.92 80.85 11:22:01 3 16.19 0.00 2.32 0.52 1.02 79.95 11:23:01 all 20.96 0.00 1.09 0.87 0.91 76.17 11:23:01 0 0.78 0.00 0.35 0.00 0.77 98.10 11:23:01 1 8.07 0.00 0.68 1.13 0.40 89.71 11:23:01 2 47.22 0.00 2.10 2.28 1.32 47.07 11:23:01 3 27.78 0.00 1.25 0.08 1.18 69.71 Average: all 17.28 0.00 1.26 1.22 0.95 79.29 Average: 0 8.93 0.00 0.86 1.85 0.85 87.51 Average: 1 20.43 0.00 1.46 1.02 0.88 76.21 Average: 2 21.09 0.00 1.29 0.70 0.93 75.99 Average: 3 18.70 0.00 1.44 1.29 1.15 77.43