---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-758 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 7.7G 12G 40% / 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 429 1223 0 2291 3247 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:aa:8d:6b brd ff:ff:ff:ff:ff:ff inet 10.32.7.61/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85937sec preferred_lft 85937sec inet6 fe80::f816:3eff:feaa:8d6b/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-758) 07/19/25 _x86_64_ (4 CPU) 05:14:50 LINUX RESTART (4 CPU) 05:15:01 tps rtps wtps bread/s bwrtn/s 05:16:02 109.98 54.52 55.46 3588.47 13186.07 05:17:01 54.35 0.22 54.13 27.11 9364.69 05:18:01 65.79 29.70 36.09 1629.60 6809.67 05:19:01 9.02 0.00 9.02 0.00 365.67 05:20:01 37.75 10.46 27.29 721.76 3103.77 05:21:01 27.28 3.87 23.41 113.98 2522.25 05:22:01 26.74 0.65 26.09 77.43 5014.56 Average: 47.25 14.23 33.02 881.74 5758.07 05:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:16:02 1924124 3332876 2114520 52.36 36232 1536744 640688 12.59 561096 1398728 72896 05:17:01 1665396 3323820 2373248 58.76 55408 1752004 628936 12.36 582756 1604508 130756 05:18:01 1394508 3159248 2644136 65.47 58760 1852384 787112 15.47 755336 1697876 2160 05:19:01 1382272 3153628 2656372 65.77 60552 1856424 791104 15.55 762740 1701208 1132 05:20:01 667544 2547564 3371100 83.47 62760 1959548 1347016 26.48 1401012 1765804 1408 05:21:01 1297924 3358968 2740720 67.86 66408 2131840 592956 11.66 666340 1864028 109084 05:22:01 1251852 3322280 2786792 69.00 68900 2139060 626532 12.32 710328 1866400 11136 Average: 1369089 3171198 2669555 66.10 58431 1889715 773478 15.20 777087 1699793 46939 05:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:16:02 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 05:16:02 ens3 283.22 162.41 1148.43 61.07 0.00 0.00 0.00 0.00 05:17:01 lo 0.54 0.54 0.04 0.04 0.00 0.00 0.00 0.00 05:17:01 ens3 36.60 29.13 531.47 4.01 0.00 0.00 0.00 0.00 05:18:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 05:18:01 ens3 123.38 116.30 951.64 20.16 0.00 0.00 0.00 0.00 05:19:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 05:19:01 ens3 55.56 79.75 58.59 12.81 0.00 0.00 0.00 0.00 05:20:01 lo 20.34 20.34 7.39 7.39 0.00 0.00 0.00 0.00 05:20:01 ens3 207.36 240.90 1327.60 40.90 0.00 0.00 0.00 0.00 05:21:01 lo 101.20 101.20 29.11 29.11 0.00 0.00 0.00 0.00 05:21:01 ens3 209.95 240.19 1112.08 44.36 0.00 0.00 0.00 0.00 05:22:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 05:22:01 ens3 10.66 11.69 8.79 8.33 0.00 0.00 0.00 0.00 Average: lo 17.91 17.91 5.27 5.27 0.00 0.00 0.00 0.00 Average: ens3 132.61 125.99 734.54 27.43 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-758) 07/19/25 _x86_64_ (4 CPU) 05:14:50 LINUX RESTART (4 CPU) 05:15:01 CPU %user %nice %system %iowait %steal %idle 05:16:02 all 22.04 0.00 1.98 4.69 3.29 67.99 05:16:02 0 10.72 0.00 1.37 3.65 3.38 80.88 05:16:02 1 34.33 0.00 2.79 2.28 3.28 57.32 05:16:02 2 15.13 0.00 1.84 8.13 3.70 71.19 05:16:02 3 28.20 0.00 1.93 4.69 2.79 62.38 05:17:01 all 19.93 0.00 1.26 2.05 1.85 74.91 05:17:01 0 16.76 0.00 0.86 0.22 0.83 81.33 05:17:01 1 36.18 0.00 2.14 0.33 3.04 58.31 05:17:01 2 5.39 0.00 0.87 6.89 1.99 84.86 05:17:01 3 21.34 0.00 1.16 0.74 1.53 75.22 05:18:01 all 16.38 0.00 0.96 1.31 1.37 79.98 05:18:01 0 19.22 0.00 1.33 0.42 1.45 77.58 05:18:01 1 12.60 0.00 0.75 0.55 1.04 85.06 05:18:01 2 23.28 0.00 0.83 0.88 1.53 73.48 05:18:01 3 10.41 0.00 0.95 3.40 1.47 83.76 05:19:01 all 4.26 0.00 0.28 0.03 0.26 95.16 05:19:01 0 1.22 0.00 0.15 0.00 0.07 98.57 05:19:01 1 3.75 0.00 0.40 0.03 0.30 95.52 05:19:01 2 8.13 0.00 0.07 0.08 0.35 91.37 05:19:01 3 3.97 0.00 0.48 0.00 0.30 95.25 05:20:01 all 46.57 0.00 1.75 0.83 3.43 47.43 05:20:01 0 50.06 0.00 2.05 0.63 3.72 43.55 05:20:01 1 38.45 0.00 1.85 0.83 3.38 55.50 05:20:01 2 50.90 0.00 1.56 1.03 3.23 43.28 05:20:01 3 46.85 0.00 1.55 0.81 3.36 47.43 05:21:01 all 31.06 0.00 1.92 0.18 2.42 64.42 05:21:01 0 32.39 0.00 2.24 0.03 2.62 62.71 05:21:01 1 27.78 0.00 1.91 0.45 2.36 67.49 05:21:01 2 27.26 0.00 1.71 0.15 2.31 68.58 05:21:01 3 36.79 0.00 1.85 0.08 2.42 58.86 05:22:01 all 21.19 0.00 1.06 0.81 1.13 75.81 05:22:01 0 19.11 0.00 1.63 0.12 0.65 78.49 05:22:01 1 1.82 0.00 0.62 2.79 1.68 93.08 05:22:01 2 26.16 0.00 0.87 0.12 1.12 71.74 05:22:01 3 37.91 0.00 1.13 0.17 1.08 59.71 Average: all 23.08 0.00 1.32 1.42 1.97 72.21 Average: 0 21.37 0.00 1.38 0.73 1.83 74.69 Average: 1 22.11 0.00 1.49 1.04 2.16 73.20 Average: 2 22.33 0.00 1.11 2.48 2.04 72.04 Average: 3 26.52 0.00 1.30 1.42 1.85 68.91