---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-36027 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 624 10503 4 4861 15022 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:a1:a2:bf brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.98/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84717sec preferred_lft 84717sec inet6 fe80::f816:3eff:fea1:a2bf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:ee:58:45:e1:69 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-36027) 07/15/26 _x86_64_ (4 CPU) 09:56:20 LINUX RESTART (4 CPU) 10:00:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:01 9.02 1.67 7.15 0.20 121.08 2135.91 25.70 10:20:02 21.10 0.52 6.98 13.60 19.12 933.10 238705.26 Average: 15.11 1.09 7.06 6.96 69.63 1529.01 120455.13 10:00:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:01 9297332 12373452 3589556 21.92 114504 3119056 3834136 22.01 495860 6224828 220 10:20:02 10212204 13696032 2263408 13.82 132508 3481648 2473812 14.20 562412 5196732 175212 Average: 9754768 13034742 2926482 17.87 123506 3300352 3153974 18.10 529136 5710780 87716 10:00:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:01 lo 0.66 0.66 0.39 0.39 0.00 0.00 0.00 0.00 10:10:01 ens3 21.38 18.02 185.47 3.50 0.00 0.00 0.00 0.00 10:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:02 lo 92.07 92.07 87.44 87.44 0.00 0.00 0.00 0.00 10:20:02 ens3 36.21 24.63 402.03 3.30 0.00 0.00 0.00 0.00 10:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 46.78 46.78 44.31 44.31 0.00 0.00 0.00 0.00 Average: ens3 28.86 21.35 294.74 3.40 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-36027) 07/15/26 _x86_64_ (4 CPU) 09:56:20 LINUX RESTART (4 CPU) 10:00:10 CPU %user %nice %system %iowait %steal %idle 10:10:01 all 51.30 0.00 0.88 0.04 0.10 47.67 10:10:01 0 43.03 0.00 0.82 0.07 0.09 55.98 10:10:01 1 56.74 0.00 0.90 0.06 0.10 42.21 10:10:01 2 51.86 0.00 0.79 0.02 0.09 47.24 10:10:01 3 53.60 0.00 1.02 0.02 0.10 45.25 10:20:02 all 48.82 0.00 0.75 0.05 0.08 50.30 10:20:02 0 42.72 0.00 0.72 0.09 0.08 56.40 10:20:02 1 35.52 0.00 0.60 0.02 0.07 63.78 10:20:02 2 65.66 0.00 0.98 0.04 0.09 33.23 10:20:02 3 51.38 0.00 0.71 0.04 0.09 47.78 Average: all 50.05 0.00 0.82 0.05 0.09 49.00 Average: 0 42.87 0.00 0.77 0.08 0.09 56.19 Average: 1 46.03 0.00 0.75 0.04 0.09 53.10 Average: 2 58.82 0.00 0.88 0.03 0.09 40.17 Average: 3 52.48 0.00 0.86 0.03 0.09 46.53