---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-16186 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 11G 145G 7% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 766 26615 4 4710 30858 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:60:96:2c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.54/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82708sec preferred_lft 82708sec inet6 fe80::f816:3eff:fe60:962c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 16:0c:3e:d6:6f:e5 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-8c-8g-16186) 12/24/25 _x86_64_ (8 CPU) 08:20:45 LINUX RESTART (8 CPU) 08:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:40:05 1.63 0.01 1.62 0.01 0.29 20.18 236.33 08:50:20 1.51 0.00 1.51 0.00 0.00 17.53 0.00 09:00:01 1.41 0.00 1.41 0.00 0.00 15.96 0.00 09:10:20 1.35 0.00 1.35 0.00 0.00 15.35 0.01 09:20:20 82.19 4.79 61.12 16.29 273.32 8852.65 513290.55 Average: 17.52 0.95 13.33 3.24 54.38 1773.30 102064.42 08:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:05 29993408 31879176 501872 1.53 64768 2156540 1512096 4.46 328224 2250872 172 08:50:20 29990900 31877308 503848 1.53 65376 2156548 1512096 4.46 328848 2251268 8 09:00:01 29987884 31874884 506384 1.54 65840 2156692 1512096 4.46 329276 2252496 144 09:10:20 29985116 31872584 508524 1.55 66268 2156700 1512096 4.46 329732 2253272 8 09:20:20 25815508 30117460 2190908 6.67 141316 4403820 2349408 6.93 975980 5637136 1176 Average: 29154563 31524282 842307 2.56 80714 2606060 1679558 4.95 458412 2929009 302 08:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:40:05 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:40:05 ens3 0.34 0.14 0.10 0.06 0.00 0.00 0.00 0.00 08:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:20 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:50:20 ens3 0.20 0.08 0.04 0.02 0.00 0.00 0.00 0.00 08:50:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:00:01 ens3 0.26 0.12 0.07 0.04 0.00 0.00 0.00 0.00 09:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:20 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:10:20 ens3 0.20 0.07 0.04 0.02 0.00 0.00 0.00 0.00 09:10:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:20 lo 630.77 630.77 606.70 606.70 0.00 0.00 0.00 0.00 09:20:20 ens3 124.92 89.22 1133.07 19.67 0.00 0.00 0.00 0.00 09:20:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 125.45 125.45 120.59 120.59 0.00 0.00 0.00 0.00 Average: ens3 25.03 17.81 225.25 3.94 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-8c-8g-16186) 12/24/25 _x86_64_ (8 CPU) 08:20:45 LINUX RESTART (8 CPU) 08:30:01 CPU %user %nice %system %iowait %steal %idle 08:40:05 all 0.03 0.00 0.01 0.01 0.01 99.93 08:40:05 0 0.16 0.00 0.01 0.00 0.01 99.83 08:40:05 1 0.02 0.00 0.02 0.00 0.02 99.93 08:40:05 2 0.02 0.00 0.02 0.00 0.01 99.95 08:40:05 3 0.01 0.00 0.02 0.04 0.01 99.92 08:40:05 4 0.01 0.00 0.02 0.00 0.02 99.95 08:40:05 5 0.01 0.00 0.02 0.00 0.01 99.95 08:40:05 6 0.01 0.00 0.01 0.00 0.01 99.96 08:40:05 7 0.02 0.00 0.00 0.00 0.00 99.98 08:50:20 all 0.01 0.00 0.01 0.01 0.01 99.96 08:50:20 0 0.02 0.00 0.00 0.00 0.01 99.96 08:50:20 1 0.01 0.00 0.02 0.00 0.03 99.93 08:50:20 2 0.01 0.00 0.01 0.00 0.00 99.97 08:50:20 3 0.01 0.00 0.01 0.03 0.01 99.94 08:50:20 4 0.02 0.00 0.02 0.00 0.03 99.93 08:50:20 5 0.01 0.00 0.01 0.00 0.01 99.97 08:50:20 6 0.01 0.00 0.00 0.00 0.01 99.98 08:50:20 7 0.00 0.00 0.00 0.00 0.00 100.00 09:00:01 all 0.01 0.00 0.01 0.00 0.01 99.96 09:00:01 0 0.02 0.00 0.02 0.00 0.03 99.93 09:00:01 1 0.02 0.00 0.01 0.00 0.03 99.94 09:00:01 2 0.01 0.00 0.01 0.00 0.01 99.98 09:00:01 3 0.01 0.00 0.01 0.03 0.01 99.94 09:00:01 4 0.02 0.00 0.02 0.01 0.02 99.94 09:00:01 5 0.00 0.00 0.01 0.00 0.01 99.98 09:00:01 6 0.01 0.00 0.00 0.00 0.00 99.99 09:00:01 7 0.00 0.00 0.00 0.00 0.00 99.99 09:10:20 all 0.06 0.00 0.01 0.00 0.01 99.91 09:10:20 0 0.01 0.00 0.00 0.00 0.01 99.98 09:10:20 1 0.42 0.00 0.02 0.00 0.03 99.51 09:10:20 2 0.01 0.00 0.02 0.00 0.03 99.94 09:10:20 3 0.01 0.00 0.01 0.03 0.01 99.94 09:10:20 4 0.01 0.00 0.01 0.00 0.01 99.96 09:10:20 5 0.00 0.00 0.00 0.00 0.00 99.99 09:10:20 6 0.00 0.00 0.00 0.00 0.00 99.99 09:10:20 7 0.00 0.00 0.00 0.00 0.00 100.00 09:20:20 all 22.29 0.00 1.10 0.22 0.06 76.32 09:20:20 0 18.12 0.00 0.92 0.05 0.06 80.85 09:20:20 1 18.85 0.00 1.03 0.37 0.06 79.69 09:20:20 2 20.88 0.00 0.96 0.13 0.06 77.98 09:20:20 3 21.68 0.00 1.01 0.58 0.05 76.68 09:20:20 4 25.47 0.00 1.37 0.13 0.06 72.97 09:20:20 5 25.42 0.00 1.20 0.19 0.06 73.14 09:20:20 6 24.67 0.00 1.21 0.27 0.07 73.78 09:20:20 7 23.27 0.00 1.12 0.06 0.06 75.49 Average: all 4.45 0.00 0.23 0.05 0.02 95.26 Average: 0 3.64 0.00 0.19 0.01 0.02 96.13 Average: 1 3.84 0.00 0.22 0.08 0.03 95.83 Average: 2 4.15 0.00 0.20 0.03 0.02 95.60 Average: 3 4.31 0.00 0.21 0.14 0.02 95.32 Average: 4 5.06 0.00 0.29 0.03 0.03 94.59 Average: 5 5.05 0.00 0.25 0.04 0.02 94.65 Average: 6 4.89 0.00 0.24 0.06 0.02 94.79 Average: 7 4.62 0.00 0.22 0.01 0.01 95.13