---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-15144 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 771 9216 4 6000 14875 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:0d:e7:32 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.176/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84103sec preferred_lft 84103sec inet6 fe80::f816:3eff:fe0d:e732/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:2b:7c:c2:55:ec 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-15144) 12/19/25 _x86_64_ (4 CPU) 20:24:26 LINUX RESTART (4 CPU) 20:30:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:10 26.25 0.46 23.65 2.14 15.66 4596.36 7031.62 20:50:01 58.39 0.00 46.09 12.31 0.00 2750.55 35545.70 21:00:09 27.37 0.12 22.97 4.28 5.68 4621.99 15922.66 Average: 37.18 0.19 30.79 6.20 7.16 3999.08 19389.05 20:30:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:10 8732588 13148740 2802376 17.12 185000 4286792 3032404 17.41 951368 6232856 129036 20:50:01 8525960 13163592 2784128 17.00 209408 4456036 2966816 17.03 1027636 6316516 17612 21:00:09 9594724 15372560 570460 3.48 242612 5504116 1096696 6.30 1404316 4797816 76 Average: 8951091 13894964 2052321 12.53 212340 4748981 2365305 13.58 1127773 5782396 48908 20:30:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:10 lo 700.70 700.70 666.78 666.78 0.00 0.00 0.00 0.00 20:40:10 ens3 85.63 66.24 302.14 20.06 0.00 0.00 0.00 0.00 20:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:01 lo 5561.08 5561.08 5300.61 5300.61 0.00 0.00 0.00 0.00 20:50:01 ens3 77.91 55.85 27.35 20.82 0.00 0.00 0.00 0.00 20:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:09 lo 1649.43 1649.43 1553.91 1553.91 0.00 0.00 0.00 0.00 21:00:09 ens3 118.19 111.94 143.55 177.13 0.00 0.00 0.00 0.00 21:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2616.02 2616.02 2486.97 2486.97 0.00 0.00 0.00 0.00 Average: ens3 94.07 78.23 158.48 73.26 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-15144) 12/19/25 _x86_64_ (4 CPU) 20:24:26 LINUX RESTART (4 CPU) 20:30:08 CPU %user %nice %system %iowait %steal %idle 20:40:10 all 68.27 0.00 2.68 0.05 0.09 28.92 20:40:10 0 67.55 0.00 2.52 0.02 0.08 29.83 20:40:10 1 69.09 0.00 2.99 0.04 0.09 27.79 20:40:10 2 67.71 0.00 2.62 0.07 0.09 29.52 20:40:10 3 68.72 0.00 2.60 0.05 0.08 28.55 20:50:01 all 61.25 0.00 4.12 0.11 0.08 34.44 20:50:01 0 60.55 0.00 4.26 0.08 0.08 35.02 20:50:01 1 62.02 0.00 3.92 0.12 0.08 33.86 20:50:01 2 61.36 0.00 4.56 0.15 0.08 33.86 20:50:01 3 61.07 0.00 3.76 0.09 0.09 35.01 21:00:09 all 43.10 0.00 2.12 0.09 0.07 54.62 21:00:09 0 43.00 0.00 2.22 0.10 0.07 54.61 21:00:09 1 41.08 0.00 2.07 0.07 0.08 56.70 21:00:09 2 43.53 0.00 1.98 0.07 0.07 54.35 21:00:09 3 44.80 0.00 2.21 0.13 0.07 52.80 Average: all 57.47 0.00 2.96 0.08 0.08 39.40 Average: 0 56.97 0.00 2.99 0.07 0.08 39.90 Average: 1 57.31 0.00 2.99 0.08 0.08 39.54 Average: 2 57.47 0.00 3.04 0.09 0.08 39.32 Average: 3 58.14 0.00 2.85 0.09 0.08 38.84