---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-25676 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: 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 593 10314 4 5081 15053 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:d7:b9:b3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.26/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84758sec preferred_lft 84758sec inet6 fe80::f816:3eff:fed7:b9b3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:0f:af:21:34:6e 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-25676) 01/11/26 _x86_64_ (4 CPU) 20:07:26 LINUX RESTART (4 CPU) 20:10:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:20:08 10.07 0.70 8.57 0.79 618.74 1802.34 23372.33 20:30:01 4.24 0.38 3.63 0.23 11.71 573.26 156.22 Average: 7.15 0.54 6.10 0.51 314.92 1187.19 11752.72 20:10:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:20:08 8681840 11961084 4000264 24.43 115928 3329792 4193880 24.07 714892 6630532 1904 20:30:01 9483208 13266952 2691588 16.44 129796 3790228 2877960 16.52 777852 5732684 338852 Average: 9082524 12614018 3345926 20.44 122862 3560010 3535920 20.30 746372 6181608 170378 20:10:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:20:08 lo 0.69 0.69 0.40 0.40 0.00 0.00 0.00 0.00 20:20:08 ens3 23.38 16.73 351.43 3.01 0.00 0.00 0.00 0.00 20:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:01 lo 81.73 81.73 77.55 77.55 0.00 0.00 0.00 0.00 20:30:01 ens3 36.85 25.76 413.25 3.35 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 41.25 41.25 39.01 39.01 0.00 0.00 0.00 0.00 Average: ens3 30.12 21.25 382.37 3.18 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-25676) 01/11/26 _x86_64_ (4 CPU) 20:07:26 LINUX RESTART (4 CPU) 20:10:16 CPU %user %nice %system %iowait %steal %idle 20:20:08 all 51.99 0.00 1.10 0.10 0.08 46.73 20:20:08 0 49.87 0.00 1.27 0.08 0.08 48.69 20:20:08 1 50.68 0.00 0.92 0.08 0.09 48.23 20:20:08 2 53.47 0.00 1.17 0.11 0.08 45.17 20:20:08 3 53.92 0.00 1.06 0.12 0.08 44.82 20:30:01 all 50.58 0.00 0.72 0.02 0.08 48.60 20:30:01 0 58.90 0.00 0.58 0.01 0.08 40.44 20:30:01 1 52.80 0.00 0.62 0.01 0.08 46.49 20:30:01 2 54.02 0.00 1.05 0.02 0.08 44.83 20:30:01 3 36.65 0.00 0.65 0.03 0.09 62.58 Average: all 51.28 0.00 0.91 0.06 0.08 47.66 Average: 0 54.39 0.00 0.92 0.04 0.08 44.56 Average: 1 51.74 0.00 0.77 0.04 0.08 47.36 Average: 2 53.75 0.00 1.11 0.07 0.08 45.00 Average: 3 45.26 0.00 0.86 0.07 0.09 53.73