---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9949 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 464 5073 0 2438 7228 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:5e:8b:a5 brd ff:ff:ff:ff:ff:ff inet 10.32.6.145/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86019sec preferred_lft 86019sec inet6 fe80::f816:3eff:fe5e:8ba5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9949) 03/28/26 _x86_64_ (4 CPU) 11:16:55 LINUX RESTART (4 CPU) 11:17:01 tps rtps wtps bread/s bwrtn/s 11:18:01 145.98 66.87 79.10 4281.02 39657.54 11:19:01 59.18 1.98 57.20 61.98 9806.60 11:20:01 65.48 29.37 36.10 1624.53 9484.04 11:21:01 10.10 0.00 10.10 0.00 403.40 11:22:01 46.06 2.15 43.91 115.14 8759.09 11:23:01 27.56 0.67 26.89 76.37 4902.37 Average: 59.06 16.84 42.22 1026.42 12168.31 11:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:18:01 6079956 7450200 2087464 25.56 34920 1516728 666688 7.23 547132 1380776 61828 11:19:01 5775580 7406152 2391840 29.29 54476 1742492 714520 7.75 605048 1596060 121112 11:20:01 5459664 7288208 2707756 33.15 58176 1932360 815628 8.85 750540 1757180 1808 11:21:01 5445976 7282340 2721444 33.32 60252 1937112 815628 8.85 758632 1760920 1096 11:22:01 5203692 7396120 2963728 36.29 65272 2280644 699188 7.59 662688 2084568 111756 11:23:01 5183132 7386036 2984288 36.54 67688 2288336 707728 7.68 680456 2086688 9804 Average: 5524667 7368176 2642753 32.36 56797 1949612 736563 7.99 667416 1777699 51234 11:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:18:01 ens3 372.62 195.48 1094.45 62.39 0.00 0.00 0.00 0.00 11:18:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 11:19:01 ens3 54.08 45.32 652.62 9.20 0.00 0.00 0.00 0.00 11:19:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 11:20:01 ens3 159.01 135.04 2375.53 28.20 0.00 0.00 0.00 0.00 11:20:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 11:21:01 ens3 60.92 86.52 66.43 13.99 0.00 0.00 0.00 0.00 11:21:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:22:01 ens3 794.50 596.98 4100.64 74.72 0.00 0.00 0.00 0.00 11:22:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 11:23:01 ens3 12.15 13.01 9.52 6.36 0.00 0.00 0.00 0.00 11:23:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 242.23 178.74 1383.32 32.48 0.00 0.00 0.00 0.00 Average: lo 0.78 0.78 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9949) 03/28/26 _x86_64_ (4 CPU) 11:16:55 LINUX RESTART (4 CPU) 11:17:01 CPU %user %nice %system %iowait %steal %idle 11:18:01 all 19.51 0.00 2.99 4.19 0.91 72.40 11:18:01 0 8.53 0.00 2.77 11.42 0.75 76.52 11:18:01 1 28.54 0.00 5.29 1.63 1.05 63.49 11:18:01 2 22.29 0.00 1.88 1.32 0.95 73.56 11:18:01 3 18.64 0.00 2.04 2.37 0.89 76.07 11:19:01 all 18.42 0.00 1.23 2.61 0.64 77.10 11:19:01 0 11.45 0.00 1.23 9.28 0.43 77.60 11:19:01 1 45.39 0.00 2.41 0.35 1.25 50.60 11:19:01 2 8.63 0.00 0.57 0.00 0.33 90.47 11:19:01 3 8.16 0.00 0.72 0.80 0.53 89.79 11:20:01 all 15.70 0.00 0.99 1.18 1.03 81.10 11:20:01 0 18.80 0.00 0.57 0.43 0.98 79.22 11:20:01 1 9.77 0.00 0.70 1.59 0.81 87.12 11:20:01 2 17.86 0.00 1.46 1.17 1.31 78.20 11:20:01 3 16.38 0.00 1.25 1.53 1.03 79.81 11:21:01 all 4.25 0.00 0.30 0.02 0.17 95.27 11:21:01 0 3.69 0.00 0.40 0.07 0.20 95.65 11:21:01 1 0.32 0.00 0.03 0.00 0.02 99.63 11:21:01 2 8.07 0.00 0.70 0.02 0.22 90.99 11:21:01 3 4.93 0.00 0.05 0.00 0.22 94.80 11:22:01 all 19.04 0.00 1.69 0.44 1.11 77.72 11:22:01 0 21.73 0.00 2.49 1.36 1.13 73.29 11:22:01 1 19.86 0.00 1.51 0.05 1.11 77.47 11:22:01 2 18.70 0.00 1.83 0.32 1.21 77.94 11:22:01 3 15.85 0.00 0.93 0.02 0.98 82.22 11:23:01 all 21.06 0.00 1.02 0.76 0.90 76.26 11:23:01 0 32.21 0.00 1.00 1.80 1.03 63.97 11:23:01 1 25.39 0.00 1.09 0.08 1.19 72.24 11:23:01 2 21.39 0.00 1.33 0.05 0.88 76.35 11:23:01 3 5.24 0.00 0.63 1.11 0.52 92.50 Average: all 16.33 0.00 1.37 1.53 0.79 79.97 Average: 0 16.08 0.00 1.41 4.06 0.76 77.70 Average: 1 21.54 0.00 1.84 0.62 0.91 75.10 Average: 2 16.16 0.00 1.30 0.48 0.82 81.25 Average: 3 11.53 0.00 0.94 0.97 0.69 85.87