---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2764 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 585 10595 4 4808 15061 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:ab:4c:a0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.43/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84901sec preferred_lft 84901sec inet6 fe80::f816:3eff:feab:4ca0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:1f:a7:9e:7f:c7 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-2764) 01/22/26 _x86_64_ (4 CPU) 00:25:46 LINUX RESTART (4 CPU) 00:30:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:07 20.43 0.33 6.48 13.62 214.72 1057.76 268762.70 00:50:05 25.42 0.71 22.54 2.17 31.52 6101.76 10471.57 Average: 22.92 0.52 14.50 7.91 123.27 3575.66 139827.33 00:30:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:07 9683212 12713092 3249560 19.85 112024 3087664 3532660 20.28 577588 5769896 1208 00:50:05 10903340 15472456 483676 2.95 133532 4545692 1022676 5.87 952008 4107464 12944 Average: 10293276 14092774 1866618 11.40 122778 3816678 2277668 13.07 764798 4938680 7076 00:30:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:07 lo 0.66 0.66 0.39 0.39 0.00 0.00 0.00 0.00 00:40:07 ens3 19.13 11.57 181.35 2.71 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 00:50:05 lo 510.45 510.45 484.45 484.45 0.00 0.00 0.00 0.00 00:50:05 ens3 60.81 48.36 505.35 68.70 0.00 0.00 0.00 0.00 00:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 255.14 255.14 242.02 242.02 0.00 0.00 0.00 0.00 Average: ens3 39.94 29.93 343.09 35.65 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-2764) 01/22/26 _x86_64_ (4 CPU) 00:25:46 LINUX RESTART (4 CPU) 00:30:07 CPU %user %nice %system %iowait %steal %idle 00:40:07 all 48.34 0.00 0.87 0.06 0.08 50.65 00:40:07 0 42.83 0.00 0.77 0.02 0.08 56.30 00:40:07 1 45.45 0.00 0.88 0.12 0.08 53.47 00:40:07 2 47.78 0.00 0.90 0.06 0.08 51.18 00:40:07 3 57.31 0.00 0.93 0.03 0.09 41.65 00:50:05 all 48.64 0.00 1.43 0.22 0.09 49.62 00:50:05 0 59.32 0.00 1.66 0.22 0.10 38.70 00:50:05 1 39.93 0.00 1.49 0.24 0.08 58.25 00:50:05 2 41.42 0.00 1.18 0.32 0.08 56.99 00:50:05 3 53.86 0.00 1.40 0.10 0.09 44.55 Average: all 48.49 0.00 1.15 0.14 0.08 50.14 Average: 0 51.05 0.00 1.21 0.12 0.09 47.53 Average: 1 42.70 0.00 1.18 0.18 0.08 55.86 Average: 2 44.61 0.00 1.04 0.19 0.08 54.08 Average: 3 55.59 0.00 1.16 0.07 0.09 43.09