---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-9686 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 17G 61G 22% / 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 1304 10731 3 3954 14342 Swap: 1023 21 1002 ---> 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:d2:04:ce brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.137/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82037sec preferred_lft 82037sec inet6 fe80::f816:3eff:fed2:4ce/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:47:38:6e:37:56 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-16g-9686) 12/05/25 _x86_64_ (4 CPU) 14:06:14 LINUX RESTART (4 CPU) 14:10:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:20:01 97.51 3.98 89.25 4.27 753.48 31151.92 18737.79 14:30:04 49.94 21.60 26.69 1.66 251.07 1861.44 1402.71 14:40:10 30.22 14.86 14.65 0.71 196.74 667.24 585.97 14:50:01 16.88 0.29 15.91 0.69 5.96 452.91 579.91 15:00:12 6.87 0.06 6.53 0.28 1.61 189.31 241.30 15:10:04 4.99 0.03 4.79 0.18 1.59 134.57 85.42 Average: 34.38 6.84 26.24 1.29 201.62 5717.82 3590.57 14:10:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:20:01 2116356 6102448 9826504 60.02 256228 3654252 11206024 64.32 2154056 11459928 1536 14:30:04 2963088 6281192 9652852 58.96 266060 3053904 11166504 64.10 2040596 10796324 296 14:40:10 8024800 11513384 4422192 27.01 275500 3205024 5198232 29.84 2134572 5635828 292 14:50:01 7990248 11533676 4404084 26.90 278428 3256916 5140500 29.51 2143244 5691608 276 15:00:12 7923328 11491292 4446560 27.16 279424 3280464 5226392 30.00 2145884 5741440 120 15:10:04 7158032 10742788 5194888 31.73 279736 3296944 6388952 36.67 2147876 6516932 540 Average: 6029309 9610797 6324513 38.63 272563 3291251 7387767 42.41 2127705 7640343 510 14:10:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:20:01 lo 11.75 11.75 11.47 11.47 0.00 0.00 0.00 0.00 14:20:01 ens3 47.85 33.55 830.55 3.72 0.00 0.00 0.00 0.00 14:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:04 lo 45.78 45.78 21.57 21.57 0.00 0.00 0.00 0.00 14:30:04 ens3 1.93 1.81 0.44 0.38 0.00 0.00 0.00 0.00 14:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:10 lo 26.42 26.42 11.54 11.54 0.00 0.00 0.00 0.00 14:40:10 ens3 1.83 2.03 0.37 1.37 0.00 0.00 0.00 0.00 14:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:01 lo 16.60 16.60 8.40 8.40 0.00 0.00 0.00 0.00 14:50:01 ens3 0.81 0.69 0.17 0.14 0.00 0.00 0.00 0.00 14:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:12 lo 18.90 18.90 9.34 9.34 0.00 0.00 0.00 0.00 15:00:12 ens3 0.70 0.66 0.15 0.12 0.00 0.00 0.00 0.00 15:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:04 lo 20.43 20.43 7.52 7.52 0.00 0.00 0.00 0.00 15:10:04 ens3 0.37 0.26 0.08 0.05 0.00 0.00 0.00 0.00 15:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 23.36 23.36 11.66 11.66 0.00 0.00 0.00 0.00 Average: ens3 8.88 6.48 137.91 0.96 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-16g-9686) 12/05/25 _x86_64_ (4 CPU) 14:06:14 LINUX RESTART (4 CPU) 14:10:05 CPU %user %nice %system %iowait %steal %idle 14:20:01 all 50.20 0.00 2.35 5.94 0.11 41.40 14:20:01 0 49.15 0.00 2.52 5.81 0.10 42.42 14:20:01 1 49.40 0.00 2.23 8.08 0.11 40.18 14:20:01 2 50.30 0.00 2.26 4.89 0.11 42.45 14:20:01 3 51.96 0.00 2.38 4.99 0.11 40.57 14:30:04 all 50.70 0.00 1.95 4.69 0.12 42.53 14:30:04 0 50.31 0.00 2.01 3.37 0.12 44.20 14:30:04 1 50.24 0.00 2.00 7.67 0.12 39.97 14:30:04 2 51.14 0.00 1.88 3.35 0.12 43.51 14:30:04 3 51.12 0.00 1.91 4.39 0.12 42.45 14:40:10 all 22.37 0.09 0.96 1.06 0.12 75.41 14:40:10 0 22.18 0.17 0.85 0.53 0.11 76.16 14:40:10 1 22.31 0.00 1.00 1.21 0.13 75.36 14:40:10 2 22.39 0.11 0.96 0.39 0.12 76.03 14:40:10 3 22.58 0.06 1.03 2.11 0.11 74.10 14:50:01 all 24.86 0.00 0.84 0.17 0.13 74.00 14:50:01 0 24.93 0.00 0.94 0.23 0.11 73.79 14:50:01 1 24.45 0.00 0.84 0.08 0.11 74.52 14:50:01 2 25.21 0.00 0.78 0.25 0.12 73.63 14:50:01 3 24.86 0.00 0.81 0.12 0.18 74.04 15:00:12 all 12.76 0.00 0.49 0.04 0.09 86.62 15:00:12 0 12.78 0.00 0.41 0.00 0.09 86.72 15:00:12 1 12.57 0.00 0.40 0.02 0.09 86.93 15:00:12 2 12.92 0.00 0.61 0.11 0.10 86.27 15:00:12 3 12.78 0.00 0.54 0.03 0.09 86.56 15:10:04 all 7.80 0.00 0.37 0.03 0.09 91.72 15:10:04 0 8.26 0.00 0.36 0.01 0.08 91.28 15:10:04 1 7.20 0.00 0.39 0.07 0.09 92.25 15:10:04 2 7.91 0.00 0.41 0.01 0.09 91.59 15:10:04 3 7.83 0.00 0.31 0.01 0.08 91.77 Average: all 28.11 0.01 1.16 1.99 0.11 68.62 Average: 0 27.92 0.03 1.18 1.66 0.10 69.12 Average: 1 27.71 0.00 1.14 2.86 0.11 68.18 Average: 2 28.30 0.02 1.15 1.50 0.11 68.92 Average: 3 28.52 0.01 1.16 1.94 0.11 68.25