---> uname -a: Linux prd-ubuntu2004-docker-8c-8g-10991 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: 2800.000 BogoMIPS: 5600.00 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 14G 142G 9% / 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/loop1 68M 68M 0 100% /snap/lxd/22753 /dev/loop2 44M 44M 0 100% /snap/snapd/15177 /dev/loop0 62M 62M 0 100% /snap/core20/1405 /dev/vda15 105M 6.1M 99M 6% /boot/efi 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 1201 25910 1 5000 30459 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:03:73:7a brd ff:ff:ff:ff:ff:ff inet 10.30.107.30/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86156sec preferred_lft 86156sec inet6 fe80::f816:3eff:fe03:737a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:bc:1a:d8:63 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 inet6 fe80::42:bcff:fe1a:d863/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.4.0-146-generic (prd-ubuntu2004-docker-8c-8g-10991) 11/07/25 _x86_64_ (8 CPU) 09:58:48 LINUX RESTART (8 CPU) 09:59:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:00:02 457.12 150.76 306.36 0.00 13061.87 135340.33 0.00 10:01:01 179.94 20.76 159.18 0.00 3515.61 99626.37 0.00 10:02:01 266.89 0.48 266.41 0.00 16.93 82640.63 0.00 Average: 297.55 54.87 242.68 0.00 5327.14 105059.99 0.00 09:59:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:00:02 29490616 31328676 1002124 3.05 66200 2060416 3303608 9.74 1112372 1903980 307464 10:01:01 28119940 31246768 1041024 3.17 114988 3227864 3873204 11.41 1407908 2860064 727068 10:02:01 26605352 31248056 1038804 3.16 154488 4583464 3509652 10.34 1933180 3732800 1268 Average: 28071969 31274500 1027317 3.12 111892 3290581 3562155 10.50 1484487 2832281 345267 09:59:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:00:02 lo 2.69 2.69 0.24 0.24 0.00 0.00 0.00 0.00 10:00:02 ens3 505.93 328.17 2185.62 85.75 0.00 0.00 0.00 0.00 10:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:01:01 veth017197f 28.98 36.57 1.91 1120.36 0.00 0.00 0.00 0.09 10:01:01 lo 3.52 3.52 0.42 0.42 0.00 0.00 0.00 0.00 10:01:01 ens3 565.94 244.72 8470.18 26.00 0.00 0.00 0.00 0.00 10:01:01 veth6f12a5a 21.73 33.98 1.48 576.15 0.00 0.00 0.00 0.05 10:01:01 docker0 50.70 70.16 2.69 1696.45 0.00 0.00 0.00 0.00 10:02:01 lo 1.40 1.40 0.12 0.12 0.00 0.00 0.00 0.00 10:02:01 ens3 301.63 275.30 2364.86 1248.82 0.00 0.00 0.00 0.00 10:02:01 docker0 152.11 192.28 11.94 2355.79 0.00 0.00 0.00 0.00 Average: lo 2.53 2.53 0.26 0.26 0.00 0.00 0.00 0.00 Average: ens3 455.83 281.65 4378.27 466.52 0.00 0.00 0.00 0.00 Average: docker0 69.64 90.09 5.03 1387.49 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.4.0-146-generic (prd-ubuntu2004-docker-8c-8g-10991) 11/07/25 _x86_64_ (8 CPU) 09:58:48 LINUX RESTART (8 CPU) 09:59:06 CPU %user %nice %system %iowait %steal %idle 10:00:02 all 8.96 0.00 1.84 4.88 0.04 84.28 10:00:02 0 7.17 0.00 1.68 2.77 0.04 88.34 10:00:02 1 10.69 0.04 1.78 5.96 0.06 81.48 10:00:02 2 10.12 0.00 1.51 2.59 0.04 85.75 10:00:02 3 11.56 0.00 2.30 2.30 0.05 83.79 10:00:02 4 9.95 0.00 0.78 5.68 0.04 83.56 10:00:02 5 7.23 0.00 2.50 4.81 0.04 85.43 10:00:02 6 6.89 0.00 1.28 2.96 0.04 88.83 10:00:02 7 8.06 0.00 2.86 11.99 0.06 77.04 10:01:01 all 11.71 0.00 2.07 2.70 0.05 83.47 10:01:01 0 10.45 0.00 2.20 7.33 0.07 79.95 10:01:01 1 33.07 0.00 3.03 1.91 0.10 61.88 10:01:01 2 4.54 0.00 1.35 1.20 0.03 92.88 10:01:01 3 10.49 0.00 2.38 5.45 0.07 81.60 10:01:01 4 14.71 0.00 2.40 1.77 0.03 81.09 10:01:01 5 10.59 0.00 2.47 2.61 0.03 84.30 10:01:01 6 5.77 0.00 1.29 0.97 0.03 91.93 10:01:01 7 4.04 0.00 1.43 0.37 0.02 94.14 10:02:01 all 28.28 0.00 5.33 7.31 0.12 58.96 10:02:01 0 26.74 0.00 5.23 2.56 0.08 65.38 10:02:01 1 29.70 0.00 6.35 1.11 0.17 62.68 10:02:01 2 27.11 0.00 4.37 2.15 0.12 66.25 10:02:01 3 28.85 0.00 5.59 5.82 0.08 59.65 10:02:01 4 28.87 0.00 4.96 2.88 0.12 63.17 10:02:01 5 27.97 0.00 5.05 15.07 0.12 51.80 10:02:01 6 29.66 0.00 5.90 19.34 0.12 44.98 10:02:01 7 27.35 0.00 5.18 9.60 0.17 57.70 Average: all 16.53 0.00 3.12 4.97 0.07 75.31 Average: 0 15.00 0.00 3.08 4.25 0.06 77.61 Average: 1 24.84 0.01 3.78 2.91 0.11 68.35 Average: 2 14.09 0.00 2.44 1.96 0.06 81.45 Average: 3 17.14 0.00 3.46 4.58 0.07 74.76 Average: 4 18.07 0.00 2.77 3.39 0.06 75.72 Average: 5 15.46 0.00 3.36 7.57 0.06 73.55 Average: 6 14.32 0.00 2.87 7.91 0.06 74.84 Average: 7 13.32 0.00 3.17 7.21 0.08 76.21