---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-26533 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 UTC 2026 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 11G 67G 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 605 10419 4 4964 15041 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:d8:b7:fe brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.220/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84846sec preferred_lft 84846sec inet6 fe80::f816:3eff:fed8:b7fe/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:65:f4:85:6b:c3 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-26533) 06/11/26 _x86_64_ (4 CPU) 00:25:28 LINUX RESTART (4 CPU) 00:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:12 4.12 0.11 3.81 0.20 8.74 743.56 144.89 00:50:09 38.85 0.81 22.59 15.45 30.63 4942.98 252003.52 Average: 21.30 0.46 13.10 7.74 19.57 2820.70 124720.64 00:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:12 10007720 13114796 2848204 17.40 115428 3145736 3108300 17.84 500108 5504524 1144 00:50:09 10682944 15408748 547508 3.34 138032 4679388 1102068 6.33 896792 4350188 443580 Average: 10345332 14261772 1697856 10.37 126730 3912562 2105184 12.08 698450 4927356 222362 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:12 lo 0.61 0.61 0.37 0.37 0.00 0.00 0.00 0.00 00:40:12 ens3 11.25 9.29 35.36 3.13 0.00 0.00 0.00 0.00 00:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:09 lo 534.40 534.40 508.03 508.03 0.00 0.00 0.00 0.00 00:50:09 ens3 61.52 46.95 531.74 26.63 0.00 0.00 0.00 0.00 00:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 264.63 264.63 251.47 251.47 0.00 0.00 0.00 0.00 Average: ens3 36.11 27.92 280.88 14.75 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-26533) 06/11/26 _x86_64_ (4 CPU) 00:25:28 LINUX RESTART (4 CPU) 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:40:12 all 50.77 0.00 0.70 0.02 0.07 48.43 00:40:12 0 56.80 0.00 0.68 0.01 0.07 42.44 00:40:12 1 41.64 0.00 0.50 0.01 0.07 57.77 00:40:12 2 58.26 0.00 0.91 0.01 0.07 40.75 00:40:12 3 46.38 0.00 0.71 0.05 0.08 52.78 00:50:09 all 57.01 0.00 1.42 0.11 0.08 41.38 00:50:09 0 52.72 0.00 1.19 0.11 0.08 45.90 00:50:09 1 52.42 0.00 1.69 0.12 0.08 45.68 00:50:09 2 72.96 0.00 1.49 0.10 0.09 25.36 00:50:09 3 49.95 0.00 1.32 0.09 0.08 48.56 Average: all 53.85 0.00 1.06 0.06 0.08 44.95 Average: 0 54.78 0.00 0.93 0.06 0.08 44.15 Average: 1 46.97 0.00 1.09 0.07 0.08 51.79 Average: 2 65.53 0.00 1.20 0.05 0.08 33.15 Average: 3 48.15 0.00 1.01 0.07 0.08 50.69