---> uname -a: Linux prd-ubuntu2004-docker-8c-8g-1661 5.4.0-146-generic #163-Ubuntu SMP Fri Mar 17 18:26:02 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian Address sizes: 40 bits physical, 48 bits virtual CPU(s): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 256 KiB L1i cache: 256 KiB L2 cache: 4 MiB L3 cache: 128 MiB NUMA node0 CPU(s): 0-7 Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Retbleed: Vulnerable Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines, IBPB conditional, IBRS_FW, STIBP disabled, RSB filling, PBRSB-eIBRS Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected 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 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 wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 16G 0 16G 0% /dev tmpfs 3.2G 1.3M 3.2G 1% /run /dev/vda1 155G 12G 144G 8% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/loop0 62M 62M 0 100% /snap/core20/1405 /dev/vda15 105M 6.1M 99M 6% /boot/efi /dev/loop2 44M 44M 0 100% /snap/snapd/15177 /dev/loop1 68M 68M 0 100% /snap/lxd/22753 tmpfs 3.2G 40K 3.2G 1% /run/user/122 tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32112 1102 27100 1 3908 30548 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:18:ec:55 brd ff:ff:ff:ff:ff:ff inet 10.30.106.71/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86176sec preferred_lft 86176sec inet6 fe80::f816:3eff:fe18:ec55/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:3b:f9:1d:a7 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.4.0-146-generic (prd-ubuntu2004-docker-8c-8g-1661) 03/13/26 _x86_64_ (8 CPU) 10:40:50 LINUX RESTART (8 CPU) 10:41:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:42:02 417.06 50.41 366.66 0.00 4475.79 174105.80 0.00 10:43:01 169.21 27.98 141.23 0.00 1270.84 43843.15 0.00 10:44:01 17.31 0.18 17.13 0.00 12.40 10789.00 0.00 Average: 201.37 26.18 175.19 0.00 1923.30 76426.97 0.00 10:41:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:42:02 29311560 31356696 940596 2.86 89220 2241540 3201340 9.43 1096400 2062396 164300 10:43:01 27777568 31294264 986200 3.00 138848 3563264 3294812 9.71 1558528 3019140 319220 10:44:01 27715692 31235024 1044488 3.18 140108 3564096 3301696 9.73 1863508 2775104 43020 Average: 28268273 31295328 990428 3.01 122725 3122967 3265949 9.63 1506145 2618880 175513 10:41:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:42:02 lo 2.32 2.32 0.24 0.24 0.00 0.00 0.00 0.00 10:42:02 ens3 493.30 316.28 2874.08 81.39 0.00 0.00 0.00 0.00 10:42:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:43:01 lo 0.95 0.95 0.09 0.09 0.00 0.00 0.00 0.00 10:43:01 ens3 278.95 176.16 3838.23 19.68 0.00 0.00 0.00 0.00 10:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:44:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 10:44:01 ens3 442.53 224.41 119.79 130.77 0.00 0.00 0.00 0.00 10:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 405.63 239.30 2268.65 77.60 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.4.0-146-generic (prd-ubuntu2004-docker-8c-8g-1661) 03/13/26 _x86_64_ (8 CPU) 10:40:50 LINUX RESTART (8 CPU) 10:41:01 CPU %user %nice %system %iowait %steal %idle 10:42:02 all 10.50 0.00 1.60 1.41 0.05 86.43 10:42:02 0 4.73 0.00 2.43 0.99 0.07 91.79 10:42:02 1 6.56 0.00 1.64 1.41 0.05 90.34 10:42:02 2 4.90 0.00 0.85 0.17 0.05 94.03 10:42:02 3 5.19 0.00 1.33 1.25 0.02 92.21 10:42:02 4 13.12 0.00 1.29 2.54 0.03 83.01 10:42:02 5 26.19 0.00 2.36 0.79 0.08 70.59 10:42:02 6 5.51 0.00 1.09 3.10 0.03 90.27 10:42:02 7 17.83 0.00 1.82 1.07 0.05 79.22 10:43:01 all 27.76 0.00 4.23 0.71 0.07 67.23 10:43:01 0 29.11 0.00 4.98 0.19 0.07 65.65 10:43:01 1 25.49 0.00 4.48 2.64 0.07 67.31 10:43:01 2 23.45 0.00 3.58 0.34 0.05 72.57 10:43:01 3 25.61 0.00 4.30 0.09 0.07 69.95 10:43:01 4 24.69 0.00 3.62 0.15 0.07 71.47 10:43:01 5 39.21 0.00 4.44 0.29 0.07 56.00 10:43:01 6 24.71 0.00 4.63 1.91 0.09 68.67 10:43:01 7 29.78 0.00 3.80 0.05 0.09 66.29 10:44:01 all 10.83 0.00 2.45 0.12 0.05 86.54 10:44:01 0 10.05 0.00 2.39 0.00 0.07 87.50 10:44:01 1 9.12 0.00 2.61 0.60 0.05 87.62 10:44:01 2 15.85 0.00 2.21 0.03 0.07 81.84 10:44:01 3 9.00 0.00 2.12 0.00 0.05 88.83 10:44:01 4 10.12 0.00 2.62 0.00 0.03 87.22 10:44:01 5 9.75 0.00 2.41 0.00 0.05 87.79 10:44:01 6 12.20 0.00 2.68 0.32 0.05 84.76 10:44:01 7 10.58 0.00 2.60 0.00 0.05 86.77 Average: all 16.29 0.00 2.75 0.75 0.06 80.15 Average: 0 14.55 0.00 3.25 0.39 0.07 81.74 Average: 1 13.65 0.00 2.90 1.54 0.06 81.85 Average: 2 14.67 0.00 2.21 0.18 0.06 82.89 Average: 3 13.18 0.00 2.57 0.45 0.04 83.76 Average: 4 15.92 0.00 2.50 0.90 0.04 80.63 Average: 5 24.97 0.00 3.06 0.36 0.07 71.54 Average: 6 14.08 0.00 2.79 1.77 0.06 81.31 Average: 7 19.34 0.00 2.73 0.38 0.06 77.49