---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-27605 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 615 10416 4 4957 15031 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:b1:69:0a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.230/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84859sec preferred_lft 84859sec inet6 fe80::f816:3eff:feb1:690a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:30:9b:08:5f:45 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-27605) 06/15/26 _x86_64_ (4 CPU) 14:27:12 LINUX RESTART (4 CPU) 14:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:40:00 8.23 1.67 6.33 0.23 120.01 2122.75 180.02 14:50:01 17.47 0.52 15.33 1.62 19.00 2369.57 11725.14 Average: 12.85 1.09 10.83 0.92 69.50 2246.17 5952.91 14:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:40:00 9555240 12615516 3347600 20.45 114436 3104032 3578232 20.54 490608 5965688 1560 14:50:01 9799984 13456608 2502144 15.28 137052 3642816 2771268 15.91 695428 5491664 112132 Average: 9677612 13036062 2924872 17.86 125744 3373424 3174750 18.22 593018 5728676 56846 14:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:40:00 lo 0.66 0.66 0.38 0.38 0.00 0.00 0.00 0.00 14:40:00 ens3 25.41 20.83 204.22 4.40 0.00 0.00 0.00 0.00 14:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:01 lo 544.79 544.79 519.05 519.05 0.00 0.00 0.00 0.00 14:50:01 ens3 43.74 29.92 452.39 4.88 0.00 0.00 0.00 0.00 14:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 272.74 272.74 259.73 259.73 0.00 0.00 0.00 0.00 Average: ens3 34.58 25.37 328.31 4.64 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-27605) 06/15/26 _x86_64_ (4 CPU) 14:27:12 LINUX RESTART (4 CPU) 14:30:00 CPU %user %nice %system %iowait %steal %idle 14:40:00 all 50.99 0.00 0.85 0.06 0.09 48.00 14:40:00 0 52.51 0.00 1.01 0.10 0.09 46.29 14:40:00 1 44.62 0.00 0.89 0.07 0.09 54.34 14:40:00 2 50.45 0.00 0.74 0.06 0.09 48.65 14:40:00 3 56.37 0.00 0.77 0.01 0.10 42.75 14:50:01 all 54.17 0.00 1.33 0.06 0.10 44.34 14:50:01 0 43.91 0.00 1.35 0.07 0.09 54.58 14:50:01 1 47.12 0.00 1.24 0.11 0.10 51.44 14:50:01 2 55.67 0.00 1.24 0.04 0.10 42.94 14:50:01 3 70.02 0.00 1.50 0.03 0.11 28.34 Average: all 52.58 0.00 1.09 0.06 0.10 46.17 Average: 0 48.20 0.00 1.18 0.08 0.09 50.44 Average: 1 45.87 0.00 1.06 0.09 0.09 52.89 Average: 2 53.06 0.00 0.99 0.05 0.10 45.80 Average: 3 63.19 0.00 1.14 0.02 0.10 35.55