---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2240 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.8G 12G 41% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 462 5067 0 2445 7227 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:a1:a1:9b brd ff:ff:ff:ff:ff:ff inet 10.32.7.35/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86069sec preferred_lft 86069sec inet6 fe80::f816:3eff:fea1:a19b/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-2240) 05/30/26 _x86_64_ (4 CPU) 23:17:55 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:02 152.28 65.28 87.00 4274.84 41051.13 23:20:01 75.09 21.20 53.90 1363.33 9744.76 23:21:01 53.41 15.56 37.84 941.71 9208.07 23:22:01 13.05 4.38 8.67 151.84 3488.09 23:23:01 30.79 1.27 29.53 98.92 7865.36 Average: 64.89 21.54 43.35 1366.24 14287.36 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:02 5962196 7409960 2205224 27.00 38368 1588512 715472 7.76 593312 1447116 101620 23:20:01 5665788 7425052 2501632 30.63 58212 1862632 820404 8.90 608948 1693068 155612 23:21:01 4661620 6657000 3505800 42.92 63972 2086128 1461588 15.86 1402252 1886672 96244 23:22:01 4669620 6796632 3497800 42.83 66940 2210840 1216260 13.20 1326244 1946256 120184 23:23:01 5231848 7439928 2935572 35.94 70224 2287252 650172 7.05 705288 2004552 10648 Average: 5238214 7145714 2929206 35.86 59543 2007073 972779 10.56 927209 1795533 96862 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:02 ens3 460.91 251.92 1507.08 67.63 0.00 0.00 0.00 0.00 23:19:02 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 23:20:01 ens3 62.54 51.19 525.96 11.95 0.00 0.00 0.00 0.00 23:20:01 lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 23:21:01 ens3 229.95 217.05 3118.98 27.49 0.00 0.00 0.00 0.00 23:21:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 23:22:01 ens3 89.57 87.82 1017.09 12.29 0.00 0.00 0.00 0.00 23:22:01 lo 123.33 123.33 36.69 36.69 0.00 0.00 0.00 0.00 23:23:01 ens3 50.82 42.56 245.57 12.70 0.00 0.00 0.00 0.00 23:23:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 179.15 130.37 1285.45 26.46 0.00 0.00 0.00 0.00 Average: lo 25.51 25.51 7.43 7.43 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2240) 05/30/26 _x86_64_ (4 CPU) 23:17:55 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:02 all 22.89 0.00 2.63 4.60 1.16 68.72 23:19:02 0 16.15 0.00 1.59 2.93 0.89 78.43 23:19:02 1 16.90 0.00 1.67 6.56 1.08 73.79 23:19:02 2 30.31 0.00 4.54 2.94 1.32 60.89 23:19:02 3 28.16 0.00 2.70 5.97 1.33 61.84 23:20:01 all 22.02 0.00 1.53 1.67 0.82 73.97 23:20:01 0 14.19 0.00 0.99 0.51 0.61 83.70 23:20:01 1 38.31 0.00 2.70 2.66 1.07 55.27 23:20:01 2 19.21 0.00 1.16 3.13 0.99 75.52 23:20:01 3 16.34 0.00 1.25 0.41 0.59 81.41 23:21:01 all 30.68 0.00 1.46 1.09 1.78 64.99 23:21:01 0 35.88 0.00 1.15 0.23 1.77 60.97 23:21:01 1 24.51 0.00 1.48 0.40 1.55 72.06 23:21:01 2 30.15 0.00 1.94 3.01 2.06 62.85 23:21:01 3 32.21 0.00 1.28 0.68 1.77 64.06 23:22:01 all 45.62 0.00 1.61 0.18 2.81 49.78 23:22:01 0 47.79 0.00 1.07 0.13 2.76 48.24 23:22:01 1 45.97 0.00 2.17 0.28 2.95 48.62 23:22:01 2 47.99 0.00 1.48 0.20 2.88 47.45 23:22:01 3 40.72 0.00 1.73 0.10 2.64 54.81 23:23:01 all 22.30 0.00 1.23 0.88 0.77 74.82 23:23:01 0 27.27 0.00 1.22 1.87 0.80 68.85 23:23:01 1 13.02 0.00 1.27 0.00 0.45 85.26 23:23:01 2 15.67 0.00 1.05 0.79 0.70 81.79 23:23:01 3 33.22 0.00 1.36 0.85 1.11 63.45 Average: all 28.73 0.00 1.69 1.68 1.47 66.43 Average: 0 28.33 0.00 1.20 1.14 1.37 67.96 Average: 1 27.70 0.00 1.85 1.98 1.42 67.04 Average: 2 28.71 0.00 2.04 2.01 1.59 65.65 Average: 3 30.17 0.00 1.67 1.60 1.49 65.07