---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-20460 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 638 10385 4 4965 15008 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:be:18:19 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.219/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84785sec preferred_lft 84785sec inet6 fe80::f816:3eff:febe:1819/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:c7:86:c2:33:8f 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-20460) 02/24/26 _x86_64_ (4 CPU) 20:07:27 LINUX RESTART (4 CPU) 20:10:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:20:24 23.22 1.72 7.98 13.51 470.15 2411.80 244187.43 20:30:01 8.99 0.55 7.95 0.49 20.17 1573.07 868.72 Average: 16.28 1.15 7.97 7.16 250.75 2002.86 125550.78 20:10:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:20:24 8552196 11692848 4269744 26.08 115880 3188020 4508556 25.88 638264 6835324 416 20:30:01 9838524 13484052 2475400 15.12 133564 3644984 2732940 15.69 771236 5371496 98556 Average: 9195360 12588450 3372572 20.60 124722 3416502 3620748 20.78 704750 6103410 49486 20:10:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:20:24 lo 0.66 0.66 0.39 0.39 0.00 0.00 0.00 0.00 20:20:24 ens3 27.40 20.75 292.24 4.22 0.00 0.00 0.00 0.00 20:20:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:01 lo 194.24 194.24 184.54 184.54 0.00 0.00 0.00 0.00 20:30:01 ens3 37.98 28.25 425.99 4.24 0.00 0.00 0.00 0.00 20:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 95.05 95.05 90.18 90.18 0.00 0.00 0.00 0.00 Average: ens3 32.56 24.41 357.45 4.23 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-20460) 02/24/26 _x86_64_ (4 CPU) 20:07:27 LINUX RESTART (4 CPU) 20:10:18 CPU %user %nice %system %iowait %steal %idle 20:20:24 all 49.88 0.00 0.89 0.34 0.08 48.82 20:20:24 0 57.08 0.00 1.01 0.49 0.08 41.34 20:20:24 1 42.57 0.00 0.74 0.47 0.08 56.14 20:20:24 2 53.35 0.00 0.79 0.23 0.08 45.55 20:20:24 3 46.52 0.00 1.02 0.15 0.09 52.23 20:30:01 all 50.86 0.00 0.89 0.04 0.08 48.14 20:30:01 0 40.56 0.00 0.87 0.05 0.08 58.44 20:30:01 1 57.11 0.00 0.92 0.04 0.09 41.84 20:30:01 2 62.47 0.00 0.79 0.02 0.08 36.63 20:30:01 3 43.31 0.00 0.96 0.03 0.08 55.62 Average: all 50.36 0.00 0.89 0.19 0.08 48.48 Average: 0 49.01 0.00 0.94 0.28 0.08 49.70 Average: 1 49.66 0.00 0.83 0.26 0.08 49.16 Average: 2 57.80 0.00 0.79 0.13 0.08 41.19 Average: 3 44.95 0.00 0.99 0.09 0.08 53.88