---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-287 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 431 1220 0 2291 3245 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:79:08:37 brd ff:ff:ff:ff:ff:ff inet 10.32.6.122/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85946sec preferred_lft 85946sec inet6 fe80::f816:3eff:fe79:837/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-287) 07/12/25 _x86_64_ (4 CPU) 23:17:58 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:02 170.57 95.83 74.74 5165.81 39788.99 23:20:01 45.68 0.22 45.46 27.11 7863.23 23:21:01 81.16 29.69 51.47 1629.06 9319.69 23:22:01 10.03 0.97 9.06 20.66 360.01 23:23:01 36.09 10.33 25.76 714.41 3032.83 23:24:01 30.84 3.92 26.93 110.51 2670.62 23:25:01 26.57 0.75 25.82 86.24 5069.11 Average: 57.30 20.29 37.01 1110.20 9733.28 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:02 1983988 3373692 2054656 50.87 34336 1520396 599920 11.79 519416 1382584 63732 23:20:01 1795132 3378940 2243512 55.55 50492 1687772 586776 11.53 521052 1548916 102072 23:21:01 1445908 3208428 2592736 64.20 58292 1851160 737056 14.49 705600 1696776 2636 23:22:01 1432196 3202764 2606448 64.54 60160 1856320 751240 14.77 713800 1700972 2492 23:23:01 713100 2593560 3325544 82.34 62828 1960000 1303780 25.63 1353712 1768880 6184 23:24:01 1328292 3389228 2710352 67.11 66464 2131796 553020 10.87 634852 1865116 108044 23:25:01 1244392 3315780 2794252 69.19 69072 2140028 628692 12.36 716420 1867068 11892 Average: 1420430 3208913 2618214 64.83 57378 1878210 737212 14.49 737836 1690045 42436 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:02 lo 2.07 2.07 0.19 0.19 0.00 0.00 0.00 0.00 23:19:02 ens3 265.46 160.96 1078.98 60.96 0.00 0.00 0.00 0.00 23:20:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 23:20:01 ens3 45.29 34.48 631.40 4.11 0.00 0.00 0.00 0.00 23:21:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 23:21:01 ens3 118.48 97.37 969.32 20.93 0.00 0.00 0.00 0.00 23:22:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 23:22:01 ens3 57.78 82.64 65.43 13.35 0.00 0.00 0.00 0.00 23:23:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 23:23:01 ens3 213.95 249.68 1340.85 38.60 0.00 0.00 0.00 0.00 23:24:01 lo 123.26 123.26 36.56 36.56 0.00 0.00 0.00 0.00 23:24:01 ens3 228.50 246.54 1114.62 49.95 0.00 0.00 0.00 0.00 23:25:01 lo 0.87 0.87 0.07 0.07 0.00 0.00 0.00 0.00 23:25:01 ens3 13.73 13.60 11.23 6.78 0.00 0.00 0.00 0.00 Average: lo 18.40 18.40 5.30 5.30 0.00 0.00 0.00 0.00 Average: ens3 134.95 126.68 744.79 27.87 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-287) 07/12/25 _x86_64_ (4 CPU) 23:17:58 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:02 all 20.50 0.00 3.05 5.92 3.58 66.95 23:19:02 0 13.93 0.00 2.04 7.71 3.94 72.38 23:19:02 1 10.12 0.00 3.68 8.72 2.64 74.84 23:19:02 2 19.48 0.00 3.72 3.77 3.94 69.08 23:19:02 3 38.51 0.00 2.74 3.49 3.82 51.45 23:20:01 all 15.59 0.00 0.96 2.07 2.11 79.27 23:20:01 0 2.70 0.00 0.40 4.36 2.75 89.80 23:20:01 1 12.73 0.00 0.99 0.84 1.86 83.58 23:20:01 2 45.50 0.00 2.14 0.67 2.72 48.97 23:20:01 3 1.61 0.00 0.35 2.37 1.11 94.56 23:21:01 all 18.13 0.00 1.13 2.10 3.08 75.57 23:21:01 0 12.25 0.00 0.92 1.77 2.55 82.51 23:21:01 1 12.84 0.00 0.64 2.20 2.16 82.16 23:21:01 2 35.72 0.00 1.98 2.21 3.95 56.14 23:21:01 3 11.78 0.00 0.92 2.22 3.65 81.43 23:22:01 all 5.05 0.00 0.32 0.11 2.00 92.52 23:22:01 0 4.73 0.00 0.28 0.00 1.95 93.04 23:22:01 1 1.26 0.00 0.12 0.12 0.98 97.54 23:22:01 2 10.32 0.00 0.61 0.00 2.41 86.66 23:22:01 3 3.89 0.00 0.28 0.31 2.64 92.88 23:23:01 all 33.07 0.00 1.43 0.97 5.40 59.13 23:23:01 0 38.25 0.00 1.15 0.57 5.30 54.73 23:23:01 1 35.02 0.00 1.51 1.20 5.34 56.93 23:23:01 2 33.73 0.00 1.54 1.02 5.32 58.39 23:23:01 3 25.33 0.00 1.56 1.11 5.62 66.38 23:24:01 all 30.93 0.00 1.69 0.24 5.17 61.96 23:24:01 0 30.44 0.00 1.21 0.00 4.57 63.78 23:24:01 1 32.45 0.00 2.61 0.44 5.41 59.09 23:24:01 2 30.87 0.00 1.37 0.07 5.10 62.59 23:24:01 3 29.99 0.00 1.56 0.44 5.60 62.41 23:25:01 all 20.02 0.00 0.95 1.10 1.75 76.18 23:25:01 0 13.39 0.00 0.65 0.15 0.96 84.85 23:25:01 1 32.45 0.00 1.06 0.23 1.63 64.62 23:25:01 2 32.70 0.00 1.48 0.18 3.13 62.50 23:25:01 3 1.47 0.00 0.61 3.83 1.27 92.81 Average: all 20.50 0.00 1.36 1.78 3.31 73.05 Average: 0 16.55 0.00 0.95 2.08 3.15 77.26 Average: 1 19.60 0.00 1.52 1.96 2.87 74.05 Average: 2 29.70 0.00 1.83 1.13 3.80 63.53 Average: 3 16.13 0.00 1.15 1.96 3.40 77.36