---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3826 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 8.2G 12G 43% / 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 470 4700 0 2804 7213 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:03:b6:21 brd ff:ff:ff:ff:ff:ff inet 10.32.7.233/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86097sec preferred_lft 86097sec inet6 fe80::f816:3eff:fe03:b621/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3826) 06/20/26 _x86_64_ (4 CPU) 08:12:50 LINUX RESTART (4 CPU) 08:13:01 tps rtps wtps bread/s bwrtn/s 08:14:02 116.39 54.49 61.90 3585.81 9610.93 08:15:01 61.41 4.76 56.65 137.33 10232.03 08:16:01 109.16 32.79 76.37 2123.12 27153.90 08:17:01 40.17 2.83 37.34 141.02 4901.43 Average: 81.87 23.80 58.07 1502.70 12987.20 08:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:14:02 5989372 7416192 2178040 26.67 37256 1569564 697304 7.57 584156 1430320 87024 08:15:01 5780324 7492332 2387088 29.23 57156 1816396 605944 6.57 509224 1678524 145692 08:16:01 4407252 6845596 3760160 46.04 64120 2522664 1320432 14.33 1209832 2321388 6768 08:17:01 4818212 7386836 3349200 41.01 69052 2645192 681772 7.40 722564 2394668 24680 Average: 5248790 7285239 2918622 35.73 56896 2138454 826363 8.97 756444 1956225 66041 08:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:14:02 ens3 341.76 178.34 1430.94 59.31 0.00 0.00 0.00 0.00 08:14:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 08:15:01 ens3 40.42 29.81 369.56 4.54 0.00 0.00 0.00 0.00 08:15:01 lo 0.54 0.54 0.05 0.05 0.00 0.00 0.00 0.00 08:16:01 ens3 631.56 494.44 10683.89 78.52 0.00 0.00 0.00 0.00 08:16:01 lo 1.07 1.07 0.11 0.11 0.00 0.00 0.00 0.00 08:17:01 ens3 189.22 197.67 859.65 42.26 0.00 0.00 0.00 0.00 08:17:01 lo 1.57 1.57 0.20 0.20 0.00 0.00 0.00 0.00 Average: ens3 301.87 225.91 3349.07 46.34 0.00 0.00 0.00 0.00 Average: lo 0.98 0.98 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3826) 06/20/26 _x86_64_ (4 CPU) 08:12:50 LINUX RESTART (4 CPU) 08:13:01 CPU %user %nice %system %iowait %steal %idle 08:14:02 all 20.58 0.00 1.75 4.11 3.19 70.36 08:14:02 0 24.54 0.00 1.75 2.86 2.69 68.16 08:14:02 1 7.86 0.00 0.95 1.57 3.18 86.45 08:14:02 2 20.87 0.00 2.22 5.74 3.04 68.13 08:14:02 3 29.12 0.00 2.08 6.33 3.86 58.62 08:15:01 all 19.88 0.00 1.26 2.29 1.83 74.74 08:15:01 0 49.79 0.00 2.30 1.39 2.75 43.77 08:15:01 1 9.82 0.00 0.74 1.08 1.73 86.64 08:15:01 2 16.47 0.00 1.50 4.09 1.93 76.01 08:15:01 3 3.57 0.00 0.49 2.63 0.89 92.42 08:16:01 all 37.77 0.00 2.19 2.54 6.93 50.57 08:16:01 0 38.23 0.00 2.93 2.05 7.00 49.79 08:16:01 1 29.00 0.00 2.24 6.13 6.51 56.12 08:16:01 2 46.83 0.00 2.33 1.50 8.10 41.23 08:16:01 3 37.07 0.00 1.26 0.46 6.09 55.12 08:17:01 all 27.07 0.00 1.52 0.95 3.84 66.63 08:17:01 0 24.12 0.00 1.16 0.16 3.52 71.03 08:17:01 1 13.12 0.00 0.89 1.37 2.74 81.89 08:17:01 2 46.20 0.00 2.77 2.10 5.03 43.89 08:17:01 3 24.74 0.00 1.28 0.16 4.04 69.78 Average: all 26.38 0.00 1.68 2.48 3.96 65.50 Average: 0 34.07 0.00 2.03 1.61 4.01 58.28 Average: 1 15.00 0.00 1.21 2.55 3.56 77.68 Average: 2 32.72 0.00 2.21 3.35 4.55 57.17 Average: 3 23.76 0.00 1.28 2.39 3.74 68.82