---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3891 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: 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 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 605 10421 4 4962 15041 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:bf:73:23 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.181/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84749sec preferred_lft 84749sec inet6 fe80::f816:3eff:febf:7323/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:4f:f8:19:6e:c2 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-3891) 12/05/25 _x86_64_ (4 CPU) 11:13:09 LINUX RESTART (4 CPU) 11:20:40 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:30:10 3.76 0.07 3.54 0.15 7.24 606.97 21.29 11:40:02 22.61 0.64 20.01 1.96 30.96 4333.48 11856.09 Average: 13.36 0.36 11.93 1.07 19.32 2504.94 6048.95 11:20:40 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:30:10 9826728 13026668 2936580 17.94 113260 3251276 3180764 18.26 689308 5502164 252 11:40:02 10706672 15433140 524136 3.20 134504 4697620 1045520 6.00 1061828 4176372 510456 Average: 10266700 14229904 1730358 10.57 123882 3974448 2113142 12.13 875568 4839268 255354 11:20:40 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:30:10 lo 0.61 0.61 0.39 0.39 0.00 0.00 0.00 0.00 11:30:10 ens3 8.86 7.54 39.26 2.21 0.00 0.00 0.00 0.00 11:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:02 lo 568.55 568.55 541.40 541.40 0.00 0.00 0.00 0.00 11:40:02 ens3 57.31 41.51 492.32 17.99 0.00 0.00 0.00 0.00 11:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 289.87 289.87 275.94 275.94 0.00 0.00 0.00 0.00 Average: ens3 33.54 24.84 270.02 10.25 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-3891) 12/05/25 _x86_64_ (4 CPU) 11:13:09 LINUX RESTART (4 CPU) 11:20:40 CPU %user %nice %system %iowait %steal %idle 11:30:10 all 49.10 0.00 0.67 0.03 0.09 50.11 11:30:10 0 38.95 0.00 0.60 0.04 0.08 60.33 11:30:10 1 57.73 0.00 0.74 0.01 0.12 41.40 11:30:10 2 39.19 0.00 0.61 0.05 0.09 60.06 11:30:10 3 60.55 0.00 0.71 0.04 0.09 38.61 11:40:02 all 53.71 0.00 1.46 0.23 0.08 44.52 11:40:02 0 66.67 0.00 1.31 0.29 0.09 31.63 11:40:02 1 54.51 0.00 1.41 0.29 0.08 43.71 11:40:02 2 48.77 0.00 1.26 0.14 0.08 49.75 11:40:02 3 44.87 0.00 1.84 0.20 0.08 53.01 Average: all 51.44 0.00 1.07 0.13 0.09 47.27 Average: 0 53.04 0.00 0.96 0.17 0.08 45.75 Average: 1 56.09 0.00 1.08 0.15 0.10 42.58 Average: 2 44.07 0.00 0.94 0.09 0.08 54.81 Average: 3 52.57 0.00 1.29 0.12 0.09 45.94