---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11861 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 12G 67G 15% / 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 693 9554 4 5741 14952 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:5d:1d:1c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.160/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84577sec preferred_lft 84577sec inet6 fe80::f816:3eff:fe5d:1d1c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:43:e6:51:6d:a5 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-11861) 12/09/25 _x86_64_ (4 CPU) 06:26:25 LINUX RESTART (4 CPU) 06:30:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:01 32.76 2.84 27.15 2.77 756.19 5718.23 18674.20 06:50:12 33.78 0.08 30.18 3.52 1.55 5954.10 15900.08 Average: 33.28 1.43 28.69 3.15 372.31 5838.21 17263.05 06:30:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:01 9122696 13114460 2840752 17.35 157924 3921764 3292976 18.90 900944 5931388 114028 06:50:12 7561484 12826828 3121600 19.07 187492 5098108 3341544 19.18 1191256 7119740 32696 Average: 8342090 12970644 2981176 18.21 172708 4509936 3317260 19.04 1046100 6525564 73362 06:30:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:01 lo 932.36 932.36 887.58 887.58 0.00 0.00 0.00 0.00 06:40:01 ens3 96.85 74.17 745.69 17.74 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:12 lo 1246.75 1246.75 1187.57 1187.57 0.00 0.00 0.00 0.00 06:50:12 ens3 53.96 42.20 213.65 12.94 0.00 0.00 0.00 0.00 06:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1092.28 1092.28 1040.18 1040.18 0.00 0.00 0.00 0.00 Average: ens3 75.03 57.91 475.05 15.30 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-11861) 12/09/25 _x86_64_ (4 CPU) 06:26:25 LINUX RESTART (4 CPU) 06:30:12 CPU %user %nice %system %iowait %steal %idle 06:40:01 all 67.21 0.00 2.39 0.23 0.11 30.07 06:40:01 0 65.91 0.00 2.28 0.23 0.10 31.48 06:40:01 1 68.24 0.00 2.25 0.25 0.11 29.15 06:40:01 2 65.58 0.00 2.52 0.25 0.10 31.55 06:40:01 3 69.12 0.00 2.49 0.17 0.11 28.11 06:50:12 all 59.86 0.00 2.31 0.19 0.10 37.55 06:50:12 0 59.36 0.00 2.45 0.22 0.10 37.87 06:50:12 1 62.16 0.00 2.57 0.21 0.10 34.96 06:50:12 2 58.76 0.00 2.06 0.15 0.09 38.94 06:50:12 3 59.16 0.00 2.16 0.16 0.09 38.43 Average: all 63.47 0.00 2.35 0.20 0.10 33.88 Average: 0 62.57 0.00 2.37 0.23 0.10 34.73 Average: 1 65.15 0.00 2.41 0.23 0.10 32.11 Average: 2 62.11 0.00 2.28 0.20 0.10 35.30 Average: 3 64.05 0.00 2.32 0.17 0.10 33.36