---> uname -a: Linux prd-ubuntu2004-docker-8c-8g-8216 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/vda15 105M 6.1M 99M 6% /boot/efi /dev/loop0 62M 62M 0 100% /snap/core20/1405 /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 1137 28299 1 2675 30524 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:b1:ef:17 brd ff:ff:ff:ff:ff:ff inet 10.30.106.179/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86171sec preferred_lft 86171sec inet6 fe80::f816:3eff:feb1:ef17/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:cb:d9:a2:45 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-8216) 07/10/26 _x86_64_ (8 CPU) 12:59:11 LINUX RESTART (8 CPU) 13:00:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:01:01 252.78 13.96 238.82 0.00 874.88 4621.15 0.00 13:02:01 106.00 0.48 105.52 0.00 51.72 23033.23 0.00 Average: 178.15 7.11 171.04 0.00 456.33 13983.20 0.00 13:00:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:01:01 29356064 31249304 1070584 3.26 75432 2102788 3344264 9.86 1203776 1931236 320368 13:02:01 29026224 31288880 1007892 3.07 100476 2425772 3271120 9.64 1169680 2251580 58604 Average: 29191144 31269092 1039238 3.16 87954 2264280 3307692 9.75 1186728 2091408 189486 13:00:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:01:01 ens3 833.27 411.20 1755.40 99.61 0.00 0.00 0.00 0.00 13:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:01:01 lo 2.38 2.38 0.26 0.26 0.00 0.00 0.00 0.00 13:02:01 ens3 67.41 47.71 1024.49 9.09 0.00 0.00 0.00 0.00 13:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:02:01 lo 1.27 1.27 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 443.85 226.38 1383.75 53.58 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 Average: lo 1.81 1.81 0.20 0.20 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.4.0-146-generic (prd-ubuntu2004-docker-8c-8g-8216) 07/10/26 _x86_64_ (8 CPU) 12:59:11 LINUX RESTART (8 CPU) 13:00:03 CPU %user %nice %system %iowait %steal %idle 13:01:01 all 5.85 0.00 0.87 0.76 0.03 92.49 13:01:01 0 5.07 0.00 0.33 0.00 0.02 94.58 13:01:01 1 1.82 0.00 1.11 1.38 0.03 95.66 13:01:01 2 12.80 0.00 0.62 0.40 0.03 86.15 13:01:01 3 13.23 0.00 1.69 2.12 0.03 82.92 13:01:01 4 0.83 0.00 0.92 0.02 0.02 98.21 13:01:01 5 8.24 0.00 0.60 0.24 0.03 90.88 13:01:01 6 1.33 0.00 0.67 1.94 0.03 96.02 13:01:01 7 3.40 0.00 1.02 0.02 0.00 95.57 13:02:01 all 6.94 0.00 0.63 0.59 0.03 91.81 13:02:01 0 0.22 0.00 0.08 0.00 0.02 99.68 13:02:01 1 26.59 0.00 1.55 0.97 0.05 70.84 13:02:01 2 13.51 0.00 1.70 1.12 0.03 83.64 13:02:01 3 9.33 0.00 0.82 0.80 0.03 89.02 13:02:01 4 2.56 0.00 0.20 0.00 0.02 97.22 13:02:01 5 1.00 0.00 0.23 0.00 0.02 98.75 13:02:01 6 2.26 0.00 0.43 1.85 0.03 95.42 13:02:01 7 0.10 0.00 0.05 0.00 0.02 99.83 Average: all 6.40 0.00 0.75 0.68 0.03 92.15 Average: 0 2.60 0.00 0.20 0.00 0.02 97.18 Average: 1 14.43 0.00 1.33 1.17 0.04 83.03 Average: 2 13.16 0.00 1.17 0.76 0.03 84.87 Average: 3 11.25 0.00 1.25 1.45 0.03 86.03 Average: 4 1.72 0.00 0.55 0.01 0.02 97.70 Average: 5 4.56 0.00 0.42 0.12 0.03 94.88 Average: 6 1.80 0.00 0.55 1.90 0.03 95.72 Average: 7 1.72 0.00 0.53 0.01 0.01 97.74