---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4770 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: 5600.00 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 11G 68G 14% / 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 657 10618 4 4713 14989 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:99:18:9f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.224/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84288sec preferred_lft 84288sec inet6 fe80::f816:3eff:fe99:189f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:2c:75:76:10:fd 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-4770) 01/27/26 _x86_64_ (4 CPU) 00:05:51 LINUX RESTART (4 CPU) 00:10:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:15 44.29 4.11 39.22 0.95 253.43 3386.40 2060.23 00:30:15 11.55 0.48 10.05 1.02 15.92 2608.52 169.44 00:40:07 40.41 0.60 21.42 18.39 21.79 3890.54 242074.20 Average: 32.04 1.73 23.58 6.73 97.40 3292.32 80669.74 00:10:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:15 11427868 14146592 1817348 11.10 110212 2788420 2330396 13.38 474528 4150796 32376 00:30:15 10040860 13531744 2425148 14.81 144816 3449636 2654048 15.23 666448 5265324 31512 00:40:07 10939908 15405548 544620 3.33 168224 4338568 1017012 5.84 936072 3993840 3116 Average: 10802879 14361295 1595705 9.75 141084 3525541 2000485 11.48 692349 4469987 22335 00:10:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:15 lo 0.45 0.45 0.05 0.05 0.00 0.00 0.00 0.00 00:20:15 ens3 89.80 67.25 832.40 13.15 0.00 0.00 0.00 0.00 00:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:15 lo 1.41 1.41 0.14 0.14 0.00 0.00 0.00 0.00 00:30:15 ens3 70.80 52.90 140.53 17.55 0.00 0.00 0.00 0.00 00:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:40:07 lo 1561.64 1561.64 1477.71 1477.71 0.00 0.00 0.00 0.00 00:40:07 ens3 132.24 112.10 424.49 203.13 0.00 0.00 0.00 0.00 00:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 516.21 516.21 487.95 487.95 0.00 0.00 0.00 0.00 Average: ens3 97.45 77.25 466.00 77.35 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-4770) 01/27/26 _x86_64_ (4 CPU) 00:05:51 LINUX RESTART (4 CPU) 00:10:15 CPU %user %nice %system %iowait %steal %idle 00:20:15 all 11.97 0.00 0.72 0.31 0.04 86.96 00:20:15 0 12.09 0.00 0.76 0.19 0.04 86.93 00:20:15 1 11.06 0.00 0.71 0.62 0.04 87.58 00:20:15 2 13.69 0.00 0.73 0.36 0.05 85.17 00:20:15 3 11.04 0.00 0.68 0.10 0.04 88.15 00:30:15 all 74.34 0.00 2.26 0.03 0.11 23.25 00:30:15 0 74.34 0.00 2.05 0.03 0.11 23.47 00:30:15 1 71.91 0.00 2.24 0.04 0.11 25.70 00:30:15 2 76.98 0.00 2.41 0.02 0.11 20.48 00:30:15 3 74.15 0.00 2.35 0.03 0.11 23.36 00:40:07 all 50.64 0.00 2.24 0.10 0.09 46.92 00:40:07 0 50.64 0.00 2.27 0.11 0.09 46.88 00:40:07 1 52.16 0.00 2.18 0.19 0.10 45.38 00:40:07 2 52.16 0.00 2.47 0.07 0.09 45.21 00:40:07 3 47.61 0.00 2.06 0.05 0.09 50.20 Average: all 45.60 0.00 1.74 0.15 0.08 52.43 Average: 0 45.65 0.00 1.69 0.11 0.08 52.47 Average: 1 45.00 0.00 1.71 0.28 0.08 52.93 Average: 2 47.54 0.00 1.86 0.15 0.08 50.37 Average: 3 44.23 0.00 1.69 0.06 0.08 53.94