---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12401 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 9.0G 69G 12% / 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 616 11990 4 3381 15029 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:ba:81:47 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.217/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82686sec preferred_lft 82686sec inet6 fe80::f816:3eff:feba:8147/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:1e:8a:bb:ad:87 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-12401) 12/10/25 _x86_64_ (4 CPU) 22:37:04 LINUX RESTART (4 CPU) 22:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:50:09 10.75 0.71 8.95 1.09 412.15 1562.41 12967.15 23:00:01 1.82 0.01 1.81 0.00 0.04 22.21 0.00 23:10:01 1.82 0.00 1.82 0.00 0.00 22.08 0.00 23:20:09 1.47 0.00 1.47 0.00 0.01 17.56 0.00 23:30:01 2.02 0.00 2.02 0.00 0.00 23.78 0.00 Average: 3.60 0.15 3.23 0.22 83.60 333.90 2629.72 22:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:50:09 10486492 13582328 2379476 14.53 110624 3147140 2695528 15.47 705172 4795384 200 23:00:01 10485484 13582092 2379812 14.53 111228 3147280 2695980 15.47 705800 4795820 192 23:10:01 10485736 13582996 2378968 14.53 111892 3147288 2696172 15.48 706424 4795752 264 23:20:09 10484744 13582616 2379224 14.53 112324 3147432 2696364 15.48 706892 4796268 240 23:30:01 10482740 13581368 2380536 14.54 113036 3147436 2696496 15.48 707596 4798000 20 Average: 10485039 13582280 2379603 14.53 111821 3147315 2696108 15.48 706377 4796245 183 22:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:50:09 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:50:09 ens3 19.81 13.52 172.42 2.50 0.00 0.00 0.00 0.00 22:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:00:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 23:00:01 ens3 0.21 0.08 0.04 0.02 0.00 0.00 0.00 0.00 23:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:10:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 23:10:01 ens3 0.28 0.12 0.08 0.05 0.00 0.00 0.00 0.00 23:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:20:09 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 23:20:09 ens3 0.19 0.08 0.04 0.02 0.00 0.00 0.00 0.00 23:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 23:30:01 ens3 0.23 0.10 0.07 0.04 0.00 0.00 0.00 0.00 23:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 4.20 2.82 35.01 0.53 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-12401) 12/10/25 _x86_64_ (4 CPU) 22:37:04 LINUX RESTART (4 CPU) 22:40:01 CPU %user %nice %system %iowait %steal %idle 22:50:09 all 10.17 0.00 0.47 0.18 0.05 89.13 22:50:09 0 10.40 0.00 0.47 0.29 0.03 88.81 22:50:09 1 9.60 0.00 0.44 0.15 0.06 89.75 22:50:09 2 10.81 0.00 0.40 0.05 0.06 88.68 22:50:09 3 9.86 0.00 0.59 0.23 0.05 89.28 23:00:01 all 0.26 0.00 0.13 0.06 0.03 99.52 23:00:01 0 0.23 0.00 0.09 0.17 0.03 99.49 23:00:01 1 0.28 0.00 0.14 0.05 0.03 99.50 23:00:01 2 0.27 0.00 0.12 0.03 0.03 99.55 23:00:01 3 0.25 0.00 0.17 0.01 0.04 99.53 23:10:01 all 0.29 0.00 0.12 0.01 0.04 99.54 23:10:01 0 0.09 0.00 0.07 0.04 0.02 99.78 23:10:01 1 0.22 0.00 0.16 0.01 0.05 99.57 23:10:01 2 0.29 0.00 0.18 0.00 0.06 99.47 23:10:01 3 0.55 0.00 0.09 0.00 0.03 99.33 23:20:09 all 0.29 0.00 0.12 0.01 0.04 99.54 23:20:09 0 0.07 0.00 0.05 0.01 0.02 99.84 23:20:09 1 0.17 0.00 0.11 0.01 0.04 99.67 23:20:09 2 0.25 0.00 0.18 0.01 0.04 99.52 23:20:09 3 0.67 0.00 0.15 0.01 0.05 99.13 23:30:01 all 0.29 0.00 0.12 0.01 0.04 99.55 23:30:01 0 0.15 0.00 0.10 0.01 0.03 99.71 23:30:01 1 0.18 0.00 0.11 0.00 0.03 99.67 23:30:01 2 0.27 0.00 0.18 0.01 0.06 99.48 23:30:01 3 0.54 0.00 0.09 0.01 0.03 99.33 Average: all 2.28 0.00 0.20 0.05 0.04 97.43 Average: 0 2.22 0.00 0.16 0.10 0.03 97.50 Average: 1 2.12 0.00 0.19 0.04 0.04 97.61 Average: 2 2.41 0.00 0.21 0.02 0.05 97.31 Average: 3 2.40 0.00 0.22 0.05 0.04 97.29