---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-15440 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 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 632 9843 4 5512 15013 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:9b:8a:0e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.93/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84460sec preferred_lft 84460sec inet6 fe80::f816:3eff:fe9b:8a0e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:6d:a5:b4:ac:27 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-15440) 12/21/25 _x86_64_ (4 CPU) 00:37:37 LINUX RESTART (4 CPU) 00:40:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:06 46.44 2.79 38.59 5.06 545.14 3765.54 115393.77 01:00:01 10.68 0.20 9.66 0.82 6.00 1567.00 1780.78 Average: 28.63 1.50 24.18 2.95 276.60 2670.49 58805.07 00:40:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:06 8852464 12221316 3738976 22.84 145300 3368516 3809976 21.87 761284 6402572 7196 01:00:01 9850836 13644948 2311664 14.12 163324 3742156 2586428 14.85 881240 5228544 13380 Average: 9351650 12933132 3025320 18.48 154312 3555336 3198202 18.36 821262 5815558 10288 00:40:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:06 lo 17.87 17.87 3.83 3.83 0.00 0.00 0.00 0.00 00:50:06 ens3 71.35 54.20 721.69 10.86 0.00 0.00 0.00 0.00 00:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:01 lo 544.42 544.42 483.67 483.67 0.00 0.00 0.00 0.00 01:00:01 ens3 34.42 24.56 275.42 5.46 0.00 0.00 0.00 0.00 01:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 280.14 280.14 242.83 242.83 0.00 0.00 0.00 0.00 Average: ens3 52.96 39.43 499.41 8.17 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-15440) 12/21/25 _x86_64_ (4 CPU) 00:37:37 LINUX RESTART (4 CPU) 00:40:07 CPU %user %nice %system %iowait %steal %idle 00:50:06 all 31.51 0.00 1.31 0.28 0.08 66.81 00:50:06 0 30.60 0.00 1.29 0.44 0.08 67.59 00:50:06 1 31.04 0.00 1.26 0.42 0.08 67.20 00:50:06 2 31.82 0.00 1.32 0.19 0.08 66.59 00:50:06 3 32.59 0.00 1.38 0.08 0.08 65.88 01:00:01 all 23.05 0.00 1.17 0.04 0.08 75.66 01:00:01 0 22.57 0.00 1.07 0.04 0.08 76.24 01:00:01 1 22.99 0.00 1.25 0.06 0.09 75.61 01:00:01 2 23.45 0.00 1.15 0.04 0.08 75.29 01:00:01 3 23.18 0.00 1.19 0.02 0.09 75.52 Average: all 27.30 0.00 1.24 0.16 0.08 71.22 Average: 0 26.60 0.00 1.18 0.24 0.08 71.90 Average: 1 27.04 0.00 1.26 0.24 0.08 71.38 Average: 2 27.65 0.00 1.23 0.11 0.08 70.92 Average: 3 27.91 0.00 1.28 0.05 0.08 70.67