---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11174 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 695 9311 4 5983 14951 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:db:c0:a7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.45/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83648sec preferred_lft 83648sec inet6 fe80::f816:3eff:fedb:c0a7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:02:98:c1:c6:26 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-11174) 12/06/25 _x86_64_ (4 CPU) 20:24:26 LINUX RESTART (4 CPU) 20:30:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:17 9.99 2.14 7.33 0.52 129.47 1912.80 1540.64 20:50:17 39.97 0.44 32.38 7.15 15.28 4389.43 10946.08 21:00:17 49.37 0.00 39.78 9.59 0.00 3114.18 15834.92 Average: 33.00 0.87 26.41 5.73 48.62 3133.10 9404.73 20:30:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:17 10301228 13570512 2390656 14.60 130920 3289720 2873988 16.50 696148 5025980 29036 20:50:17 8841236 13296396 2654276 16.21 188900 4317436 3200680 18.37 957776 6111656 123888 21:00:17 8130596 12997752 2948096 18.01 227776 4643224 3207908 18.41 1080164 6645420 31472 Average: 9091020 13288220 2664343 16.27 182532 4083460 3094192 17.76 911363 5927685 61465 20:30:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:17 lo 0.70 0.70 0.07 0.07 0.00 0.00 0.00 0.00 20:40:17 ens3 60.67 49.76 403.25 12.30 0.00 0.00 0.00 0.00 20:40:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:17 lo 2745.74 2745.74 2617.31 2617.31 0.00 0.00 0.00 0.00 20:50:17 ens3 85.91 63.19 305.71 20.21 0.00 0.00 0.00 0.00 20:50:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:17 lo 4837.81 4837.81 4609.71 4609.71 0.00 0.00 0.00 0.00 21:00:17 ens3 81.71 57.16 24.11 21.02 0.00 0.00 0.00 0.00 21:00:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2516.66 2516.66 2398.15 2398.15 0.00 0.00 0.00 0.00 Average: ens3 76.03 56.67 245.06 17.82 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-11174) 12/06/25 _x86_64_ (4 CPU) 20:24:26 LINUX RESTART (4 CPU) 20:30:09 CPU %user %nice %system %iowait %steal %idle 20:40:17 all 33.20 0.00 1.03 0.05 0.05 65.66 20:40:17 0 32.90 0.00 1.07 0.05 0.06 65.92 20:40:17 1 33.42 0.00 1.03 0.08 0.06 65.42 20:40:17 2 33.83 0.00 1.00 0.03 0.05 65.08 20:40:17 3 32.66 0.00 1.02 0.03 0.05 66.23 20:50:17 all 63.39 0.00 3.19 0.08 0.09 33.26 20:50:17 0 63.12 0.00 3.08 0.11 0.09 33.60 20:50:17 1 65.99 0.00 3.49 0.07 0.09 30.37 20:50:17 2 62.02 0.00 3.10 0.07 0.09 34.72 20:50:17 3 62.41 0.00 3.09 0.07 0.09 34.34 21:00:17 all 62.07 0.00 3.95 0.10 0.09 33.80 21:00:17 0 61.22 0.00 3.71 0.08 0.09 34.90 21:00:17 1 63.15 0.00 4.09 0.08 0.09 32.59 21:00:17 2 62.37 0.00 3.90 0.16 0.09 33.48 21:00:17 3 61.52 0.00 4.10 0.07 0.09 34.23 Average: all 52.77 0.00 2.71 0.08 0.08 44.37 Average: 0 52.31 0.00 2.61 0.08 0.08 44.93 Average: 1 54.05 0.00 2.86 0.08 0.08 42.94 Average: 2 52.64 0.00 2.66 0.09 0.07 44.55 Average: 3 52.08 0.00 2.72 0.06 0.08 45.06