---> uname -a: Linux prd-ubuntu2004-docker-8c-8g-8511 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 143G 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 68M 68M 0 100% /snap/lxd/22753 /dev/vda15 105M 6.1M 99M 6% /boot/efi /dev/loop2 44M 44M 0 100% /snap/snapd/15177 /dev/loop1 62M 62M 0 100% /snap/core20/1405 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 1105 26973 1 4033 30546 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:23:a7:8e brd ff:ff:ff:ff:ff:ff inet 10.30.107.10/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86124sec preferred_lft 86124sec inet6 fe80::f816:3eff:fe23:a78e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:bd:34:20:0c 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-8511) 06/06/26 _x86_64_ (8 CPU) 07:36:13 LINUX RESTART (8 CPU) 07:37:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:38:01 138.63 19.71 118.91 0.00 353.14 21608.82 0.00 07:39:01 115.81 8.70 107.12 0.00 955.04 47554.21 0.00 07:40:01 8.60 0.00 8.60 0.00 0.00 4768.68 0.00 Average: 87.67 9.47 78.20 0.00 436.04 24642.80 0.00 07:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:38:01 28650468 31339496 944756 2.87 119972 2809076 3253096 9.59 1148084 2616488 580444 07:39:01 27625484 31305808 976328 2.97 144104 3711420 3392692 10.00 1799388 2923352 125656 07:40:01 27619288 31313716 967568 2.94 144320 3725464 3268884 9.63 1805608 2926160 88 Average: 27965080 31319673 962884 2.93 136132 3415320 3304891 9.74 1584360 2822000 235396 07:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:38:01 lo 1.80 1.80 0.21 0.21 0.00 0.00 0.00 0.00 07:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:38:01 ens3 306.93 229.20 3595.00 22.77 0.00 0.00 0.00 0.00 07:39:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 07:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:39:01 ens3 174.47 155.92 1656.64 13.98 0.00 0.00 0.00 0.00 07:40:01 lo 3.53 3.53 0.23 0.23 0.00 0.00 0.00 0.00 07:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:01 ens3 490.50 289.50 115.31 136.46 0.00 0.00 0.00 0.00 Average: lo 1.87 1.87 0.15 0.15 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: ens3 323.98 224.88 1788.89 57.74 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.4.0-146-generic (prd-ubuntu2004-docker-8c-8g-8511) 06/06/26 _x86_64_ (8 CPU) 07:36:13 LINUX RESTART (8 CPU) 07:37:01 CPU %user %nice %system %iowait %steal %idle 07:38:01 all 9.19 0.00 1.01 1.03 0.04 88.72 07:38:01 0 5.27 0.00 0.60 0.23 0.03 93.87 07:38:01 1 20.40 0.00 1.97 0.25 0.05 77.33 07:38:01 2 3.24 0.00 0.30 0.02 0.03 96.41 07:38:01 3 0.53 0.00 0.13 0.00 0.02 99.32 07:38:01 4 14.48 0.00 0.77 0.23 0.05 84.47 07:38:01 5 6.82 0.00 0.83 0.10 0.05 92.20 07:38:01 6 10.02 0.00 1.81 6.49 0.03 81.64 07:38:01 7 12.80 0.00 1.71 0.95 0.05 84.49 07:39:01 all 26.42 0.00 4.24 0.56 0.08 68.70 07:39:01 0 26.60 0.00 4.45 0.42 0.08 68.44 07:39:01 1 26.55 0.00 4.25 1.05 0.07 68.08 07:39:01 2 25.20 0.00 3.77 0.07 0.08 70.88 07:39:01 3 25.74 0.00 4.17 0.15 0.08 69.86 07:39:01 4 26.41 0.00 4.24 0.22 0.08 69.05 07:39:01 5 26.93 0.00 3.84 0.13 0.08 69.01 07:39:01 6 26.21 0.00 4.72 1.98 0.08 67.00 07:39:01 7 27.66 0.00 4.50 0.45 0.08 67.30 07:40:01 all 2.25 0.00 0.67 0.07 0.01 96.99 07:40:01 0 1.69 0.00 0.52 0.00 0.02 97.78 07:40:01 1 1.75 0.00 0.48 0.47 0.02 97.28 07:40:01 2 3.39 0.00 0.84 0.00 0.02 95.75 07:40:01 3 2.29 0.00 0.75 0.00 0.02 96.94 07:40:01 4 1.87 0.00 0.80 0.00 0.02 97.32 07:40:01 5 2.99 0.00 0.73 0.00 0.02 96.26 07:40:01 6 2.30 0.00 0.55 0.13 0.02 97.00 07:40:01 7 1.72 0.00 0.65 0.00 0.00 97.63 Average: all 12.59 0.00 1.97 0.55 0.05 84.84 Average: 0 11.16 0.00 1.85 0.22 0.04 86.72 Average: 1 16.22 0.00 2.23 0.59 0.04 80.92 Average: 2 10.57 0.00 1.63 0.03 0.04 87.73 Average: 3 9.48 0.00 1.68 0.05 0.04 88.75 Average: 4 14.23 0.00 1.93 0.15 0.05 83.64 Average: 5 12.23 0.00 1.80 0.08 0.05 85.85 Average: 6 12.82 0.00 2.36 2.86 0.04 81.92 Average: 7 14.04 0.00 2.28 0.47 0.04 83.17