---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-12530 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 18G 61G 23% / 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 696 11079 4 4213 14950 Swap: 1023 7 1016 ---> 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:3f:c7:22 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.168/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80190sec preferred_lft 80190sec inet6 fe80::f816:3eff:fe3f:c722/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:20:7b:46:81:c0 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-12530) 12/11/25 _x86_64_ (4 CPU) 08:04:26 LINUX RESTART (4 CPU) 08:10:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:20:07 97.60 25.09 69.18 3.33 332.30 7809.53 5126.87 08:30:01 15.75 0.18 14.71 0.85 6.78 394.88 399.96 08:40:08 9.93 0.22 9.22 0.50 15.15 533.84 177.85 08:50:16 33.68 0.07 17.66 15.95 2.46 538.52 208425.78 09:00:01 5.93 0.01 5.74 0.18 0.53 134.37 268.27 09:10:21 7.23 0.01 6.87 0.35 1.17 207.30 130.91 09:20:25 5.05 0.00 4.85 0.19 0.53 141.17 112.16 09:30:01 7.13 0.00 6.80 0.32 0.26 204.58 367.60 09:40:25 8.39 0.01 7.97 0.41 0.58 553.96 115.12 Average: 21.12 2.82 15.84 2.47 39.65 1163.05 24116.13 08:10:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:20:07 4630152 7834596 8100096 49.47 263468 2940192 10652524 61.15 1964184 9224592 2452 08:30:01 3090932 6318744 9615724 58.73 266324 2960712 10916632 62.66 2000632 10711332 192 08:40:08 10794716 14128600 1810348 11.06 270340 3062668 2874176 16.50 2027800 3020404 6548 08:50:16 8495764 11892876 4045368 24.71 274452 3121880 5103824 29.30 2050192 5292916 300 09:00:01 7859392 11268292 4669344 28.52 275156 3132964 5365880 30.80 2051400 5922372 76 09:10:21 6637088 10073180 5864056 35.82 275908 3159408 6628804 38.05 2054200 7136024 72 09:20:25 6341660 9795192 6141728 37.51 276440 3176336 6797756 39.02 2057324 7421556 108 09:30:01 11292260 14857212 1082588 6.61 279844 3283804 1814424 10.41 2064112 2490152 91728 09:40:25 7338804 10944140 4993920 30.50 281108 3322780 5870724 33.70 2083304 6411524 388 Average: 7386752 10790315 5147019 31.44 273671 3128972 6224972 35.73 2039239 6403430 11318 08:10:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:20:07 lo 22.22 22.22 17.57 17.57 0.00 0.00 0.00 0.00 08:20:07 ens3 1.99 1.97 0.62 0.55 0.00 0.00 0.00 0.00 08:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 lo 43.93 43.93 18.58 18.58 0.00 0.00 0.00 0.00 08:30:01 ens3 1.39 1.48 0.31 0.28 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:08 lo 14.42 14.42 7.03 7.03 0.00 0.00 0.00 0.00 08:40:08 ens3 1.65 1.13 0.59 1.43 0.00 0.00 0.00 0.00 08:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:16 lo 12.89 12.89 7.29 7.29 0.00 0.00 0.00 0.00 08:50:16 ens3 0.96 0.75 0.23 0.18 0.00 0.00 0.00 0.00 08:50:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 lo 20.42 20.42 9.81 9.81 0.00 0.00 0.00 0.00 09:00:01 ens3 0.92 0.59 0.20 0.14 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 09:10:21 lo 29.07 29.07 11.31 11.31 0.00 0.00 0.00 0.00 09:10:21 ens3 1.02 0.57 0.32 0.21 0.00 0.00 0.00 0.00 09:10:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:25 lo 20.39 20.39 10.88 10.88 0.00 0.00 0.00 0.00 09:20:25 ens3 0.99 0.64 0.30 0.22 0.00 0.00 0.00 0.00 09:20:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:01 lo 15.09 15.09 8.19 8.19 0.00 0.00 0.00 0.00 09:30:01 ens3 0.94 0.73 0.29 0.23 0.00 0.00 0.00 0.00 09:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:25 lo 23.35 23.35 11.44 11.44 0.00 0.00 0.00 0.00 09:40:25 ens3 1.08 0.79 0.29 0.22 0.00 0.00 0.00 0.00 09:40:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.44 22.44 11.34 11.34 0.00 0.00 0.00 0.00 Average: ens3 1.22 0.96 0.35 0.38 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-12530) 12/11/25 _x86_64_ (4 CPU) 08:04:26 LINUX RESTART (4 CPU) 08:10:11 CPU %user %nice %system %iowait %steal %idle 08:20:07 all 56.01 0.00 2.20 0.17 0.10 41.51 08:20:07 0 56.24 0.00 2.15 0.27 0.10 41.24 08:20:07 1 55.86 0.00 2.17 0.15 0.11 41.71 08:20:07 2 55.19 0.00 2.25 0.09 0.11 42.36 08:20:07 3 56.77 0.00 2.21 0.18 0.10 40.73 08:30:01 all 32.47 0.00 1.32 0.09 0.10 66.01 08:30:01 0 32.28 0.00 1.30 0.07 0.10 66.25 08:30:01 1 32.72 0.00 1.41 0.10 0.10 65.67 08:30:01 2 32.29 0.00 1.25 0.18 0.11 66.17 08:30:01 3 32.60 0.00 1.31 0.02 0.10 65.96 08:40:08 all 15.06 0.00 0.68 0.06 0.09 84.12 08:40:08 0 15.07 0.00 0.64 0.02 0.08 84.18 08:40:08 1 15.90 0.00 0.71 0.09 0.09 83.21 08:40:08 2 14.44 0.00 0.59 0.03 0.09 84.85 08:40:08 3 14.83 0.00 0.76 0.11 0.09 84.22 08:50:16 all 28.68 0.00 0.99 0.11 0.09 70.12 08:50:16 0 28.65 0.00 1.10 0.06 0.09 70.10 08:50:16 1 28.47 0.00 1.12 0.10 0.09 70.23 08:50:16 2 28.58 0.00 0.90 0.04 0.09 70.39 08:50:16 3 29.03 0.00 0.85 0.25 0.09 69.78 09:00:01 all 9.39 0.00 0.48 0.03 0.08 90.02 09:00:01 0 9.13 0.00 0.49 0.04 0.07 90.27 09:00:01 1 8.73 0.00 0.53 0.00 0.08 90.66 09:00:01 2 9.62 0.00 0.48 0.01 0.08 89.80 09:00:01 3 10.08 0.00 0.43 0.05 0.07 89.37 09:10:21 all 14.07 0.00 0.54 0.03 0.09 85.28 09:10:21 0 13.94 0.00 0.59 0.02 0.09 85.37 09:10:21 1 14.15 0.00 0.57 0.02 0.09 85.18 09:10:21 2 13.87 0.00 0.54 0.05 0.09 85.46 09:10:21 3 14.32 0.00 0.48 0.01 0.08 85.11 09:20:25 all 10.19 0.00 0.44 0.03 0.09 89.25 09:20:25 0 10.05 0.00 0.38 0.04 0.08 89.44 09:20:25 1 10.32 0.00 0.51 0.01 0.09 89.07 09:20:25 2 10.02 0.00 0.50 0.02 0.09 89.37 09:20:25 3 10.39 0.00 0.36 0.06 0.09 89.11 09:30:01 all 8.91 0.00 0.48 1.25 0.08 89.27 09:30:01 0 8.92 0.00 0.43 0.21 0.08 90.36 09:30:01 1 8.11 0.00 0.52 4.72 0.09 86.56 09:30:01 2 10.12 0.00 0.58 0.03 0.08 89.19 09:30:01 3 8.49 0.00 0.40 0.05 0.08 90.97 09:40:25 all 17.63 0.00 0.64 0.12 0.08 81.53 09:40:25 0 17.69 0.00 0.54 0.20 0.08 81.49 09:40:25 1 18.02 0.00 0.68 0.18 0.08 81.05 09:40:25 2 17.73 0.00 0.73 0.04 0.09 81.42 09:40:25 3 17.07 0.00 0.62 0.05 0.09 82.18 Average: all 21.38 0.00 0.86 0.20 0.09 77.46 Average: 0 21.33 0.00 0.85 0.10 0.09 77.63 Average: 1 21.38 0.00 0.91 0.57 0.09 77.05 Average: 2 21.31 0.00 0.87 0.05 0.09 77.68 Average: 3 21.50 0.00 0.82 0.09 0.09 77.50