---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3685 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 Stepping: 0 BogoMIPS: 5599.99 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 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: 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 Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled 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; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 9.8G 68G 13% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 649 10916 4 4422 14996 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:17:30:ed brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.201/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84832sec preferred_lft 84832sec inet6 fe80::f816:3eff:fe17:30ed/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:97:39:cc:54:cf 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-3685) 01/23/26 _x86_64_ (4 CPU) 21:55:29 LINUX RESTART (4 CPU) 22:00:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:10:19 54.69 2.87 43.67 8.15 536.02 5006.94 6702.09 22:20:07 24.16 0.15 20.03 3.98 6.71 2866.74 2442.57 Average: 39.70 1.54 32.06 6.10 276.07 3955.87 4610.21 22:00:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:19 9994188 13674988 2281808 13.94 170892 3618796 2511832 14.42 777124 5206040 144408 22:20:07 11314176 15479040 473740 2.89 199740 4034412 999140 5.74 941512 3653800 160 Average: 10654182 14577014 1377774 8.41 185316 3826604 1755486 10.08 859318 4429920 72284 22:00:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:10:19 lo 4523.15 4523.15 4310.74 4310.74 0.00 0.00 0.00 0.00 22:10:19 ens3 161.07 116.90 826.40 32.11 0.00 0.00 0.00 0.00 22:10:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:07 lo 1755.04 1755.04 1656.31 1656.31 0.00 0.00 0.00 0.00 22:20:07 ens3 126.02 119.12 129.49 177.54 0.00 0.00 0.00 0.00 22:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3163.71 3163.71 3007.13 3007.13 0.00 0.00 0.00 0.00 Average: ens3 143.86 117.99 484.14 103.53 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-3685) 01/23/26 _x86_64_ (4 CPU) 21:55:29 LINUX RESTART (4 CPU) 22:00:09 CPU %user %nice %system %iowait %steal %idle 22:10:19 all 66.22 0.00 4.06 0.16 0.09 29.47 22:10:19 0 64.93 0.00 4.25 0.13 0.09 30.59 22:10:19 1 66.76 0.00 4.06 0.12 0.09 28.97 22:10:19 2 66.29 0.00 3.89 0.14 0.09 29.59 22:10:19 3 66.89 0.00 4.04 0.25 0.09 28.73 22:20:07 all 35.28 0.00 1.90 0.12 0.07 62.63 22:20:07 0 30.65 0.00 1.76 0.26 0.07 67.27 22:20:07 1 37.75 0.00 2.01 0.04 0.06 60.13 22:20:07 2 38.47 0.00 1.87 0.14 0.08 59.45 22:20:07 3 34.25 0.00 1.97 0.04 0.07 63.68 Average: all 51.00 0.00 3.00 0.14 0.08 45.78 Average: 0 48.07 0.00 3.02 0.19 0.08 48.64 Average: 1 52.50 0.00 3.05 0.08 0.08 44.29 Average: 2 52.61 0.00 2.89 0.14 0.08 44.27 Average: 3 50.84 0.00 3.02 0.15 0.08 45.92