---> uname -a: Linux prd-ubuntu20-04-docker-2c-8g-2105 5.4.0-170-generic #188-Ubuntu SMP Wed Jan 10 09:51:01 UTC 2024 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): 2 On-line CPU(s) list: 0,1 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 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: 64 KiB L1i cache: 64 KiB L2 cache: 1 MiB L3 cache: 32 MiB NUMA node0 CPU(s): 0,1 Vulnerability Gather data sampling: Not affected 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: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 795M 1.1M 794M 1% /run /dev/vda1 39G 8.9G 30G 24% / 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/loop0 44M 44M 0 100% /snap/snapd/15177 /dev/loop1 62M 62M 0 100% /snap/core20/1405 /dev/loop2 68M 68M 0 100% /snap/lxd/22753 /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 795M 0 795M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7945 523 5315 1 2107 7145 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:f0:e1:65 brd ff:ff:ff:ff:ff:ff inet 10.30.123.252/23 brd 10.30.123.255 scope global dynamic ens3 valid_lft 86199sec preferred_lft 86199sec inet6 fe80::f816:3eff:fef0:e165/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:42:56:da:66:37 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 5.4.0-170-generic (prd-ubuntu20-04-docker-2c-8g-2105) 05/23/25 _x86_64_ (2 CPU) 08:03:24 LINUX RESTART (2 CPU) 08:04:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:05:01 245.26 9.17 236.10 0.00 699.68 9113.18 0.00 08:06:01 59.94 1.38 58.56 0.00 100.65 8231.69 0.00 Average: 151.82 5.24 146.58 0.00 397.65 8668.74 0.00 08:04:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:05:01 5467188 7314568 483552 5.94 72428 1925216 1208116 13.15 661160 1763128 197900 08:06:01 5467212 7333556 462916 5.69 77512 1937616 1202976 13.10 674668 1746800 13128 Average: 5467200 7324062 473234 5.82 74970 1931416 1205546 13.12 667914 1754964 105514 08:04:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:05:01 lo 1.49 1.49 0.18 0.18 0.00 0.00 0.00 0.00 08:05:01 ens3 71.41 47.77 1101.42 10.40 0.00 0.00 0.00 0.00 08:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 lo 1.53 1.53 0.15 0.15 0.00 0.00 0.00 0.00 08:06:01 ens3 21.90 22.56 49.28 7.42 0.00 0.00 0.00 0.00 08:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.51 1.51 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 46.45 35.06 570.93 8.90 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 5.4.0-170-generic (prd-ubuntu20-04-docker-2c-8g-2105) 05/23/25 _x86_64_ (2 CPU) 08:03:24 LINUX RESTART (2 CPU) 08:04:02 CPU %user %nice %system %iowait %steal %idle 08:05:01 all 39.66 0.00 3.33 6.78 0.09 50.14 08:05:01 0 48.22 0.00 4.21 8.84 0.10 38.62 08:05:01 1 31.07 0.00 2.44 4.70 0.08 61.71 08:06:01 all 35.44 0.00 2.07 6.75 0.11 55.63 08:06:01 0 19.90 0.00 1.96 2.13 0.10 75.91 08:06:01 1 51.07 0.00 2.19 11.40 0.12 35.22 Average: all 37.53 0.00 2.70 6.76 0.10 52.91 Average: 0 33.94 0.00 3.08 5.46 0.10 57.43 Average: 1 41.14 0.00 2.32 8.08 0.10 48.37