---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-9476 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 UTC 2026 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 741 6879 4 8368 14904 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:63:67:ef brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.185/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80103sec preferred_lft 80103sec inet6 fe80::f816:3eff:fe63:67ef/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:b8:76:5d:40:b2 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 inet6 fe80::a0b8:76ff:fe5d:40b2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-4c-16g-9476) 09/19/26 _x86_64_ (4 CPU) 02:31:22 LINUX RESTART (4 CPU) 02:40:22 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:19 26.26 0.66 10.11 15.50 60.26 1286.43 219135.12 03:00:00 5.40 0.22 4.94 0.24 16.55 137.07 785.76 03:10:14 16.98 0.73 15.31 0.93 8.90 1596.61 689.80 03:20:22 32.18 0.05 30.59 1.55 2.85 1738.92 823.25 03:30:01 10.37 0.00 9.95 0.42 0.00 268.61 170.57 03:40:17 6.58 0.00 6.32 0.27 0.00 199.39 271.67 03:50:14 6.84 0.00 6.58 0.25 0.00 169.32 158.57 04:00:01 5.50 0.00 5.35 0.15 0.00 152.83 36.57 04:10:22 9.07 0.00 8.68 0.38 0.01 529.02 247.38 Average: 13.30 0.19 10.93 2.18 9.77 682.17 24578.24 02:40:22 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:19 1329756 9038936 6886380 42.06 236088 7312544 7792244 44.73 1934436 12374224 132 03:00:00 7573796 15295520 633348 3.87 237172 7323672 1403624 8.06 1993104 6086652 3664 03:10:14 5479536 13576476 2349176 14.35 249652 7671912 3104312 17.82 2098880 8053028 6808 03:20:22 2633012 10244992 5680224 34.69 262388 7181056 6452616 37.04 2238268 10761648 368 03:30:01 3577328 11215156 4711336 28.77 263600 7205500 5427792 31.16 2243448 9833348 248 03:40:17 3442508 11109004 4817700 29.42 264500 7233228 6514060 37.39 2246224 9964068 532 03:50:14 2266788 9952524 5973228 36.48 265564 7251344 6755644 38.78 2250136 11117444 276 04:00:01 3603268 11309132 4617500 28.20 266224 7270740 5409112 31.05 2252496 9777992 64 04:10:22 3272588 11102260 4823800 29.46 270260 7384128 5421256 31.12 2266412 10090332 148 Average: 3686509 11427111 4499188 27.48 257272 7314903 5364518 30.79 2169267 9784304 1360 02:40:22 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:19 lo 8.03 8.03 5.37 5.37 0.00 0.00 0.00 0.00 02:50:19 ens3 2.38 0.51 0.42 0.21 0.00 0.00 0.00 0.00 02:50:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:00 lo 8.18 8.18 4.63 4.63 0.00 0.00 0.00 0.00 03:00:00 ens3 0.74 0.34 0.14 0.10 0.00 0.00 0.00 0.00 03:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:14 lo 10.51 10.51 8.81 8.81 0.00 0.00 0.00 0.00 03:10:14 ens3 1.19 0.86 0.31 0.25 0.00 0.00 0.00 0.00 03:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:22 lo 28.95 28.95 17.62 17.62 0.00 0.00 0.00 0.00 03:20:22 ens3 1.82 1.55 0.40 0.34 0.00 0.00 0.00 0.00 03:20:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:01 lo 23.34 23.34 10.78 10.78 0.00 0.00 0.00 0.00 03:30:01 ens3 0.88 0.72 0.17 0.15 0.00 0.00 0.00 0.00 03:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:17 lo 27.36 27.36 9.57 9.57 0.00 0.00 0.00 0.00 03:40:17 ens3 0.59 0.44 0.11 0.08 0.00 0.00 0.00 0.00 03:40:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:50:14 lo 21.72 21.72 12.06 12.06 0.00 0.00 0.00 0.00 03:50:14 ens3 0.69 0.55 0.14 0.11 0.00 0.00 0.00 0.00 03:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:00:01 lo 15.72 15.72 9.11 9.11 0.00 0.00 0.00 0.00 04:00:01 ens3 0.67 0.51 0.15 0.12 0.00 0.00 0.00 0.00 04:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:10:22 lo 21.90 21.90 10.02 10.02 0.00 0.00 0.00 0.00 04:10:22 ens3 0.98 0.82 0.24 0.20 0.00 0.00 0.00 0.00 04:10:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.48 18.48 9.80 9.80 0.00 0.00 0.00 0.00 Average: ens3 1.11 0.70 0.23 0.17 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-16g-9476) 09/19/26 _x86_64_ (4 CPU) 02:31:22 LINUX RESTART (4 CPU) 02:40:22 CPU %user %nice %system %iowait %steal %idle 02:50:19 all 12.11 0.00 0.64 0.10 0.02 87.12 02:50:19 0 12.15 0.00 0.71 0.14 0.02 86.98 02:50:19 1 11.27 0.00 0.66 0.09 0.02 87.96 02:50:19 2 13.31 0.00 0.64 0.07 0.02 85.96 02:50:19 3 11.72 0.00 0.56 0.11 0.02 87.59 03:00:00 all 8.96 0.00 0.55 0.04 0.01 90.44 03:00:00 0 8.74 0.00 0.57 0.02 0.01 90.66 03:00:00 1 8.85 0.00 0.62 0.04 0.01 90.48 03:00:00 2 8.84 0.00 0.47 0.02 0.02 90.65 03:00:00 3 9.40 0.00 0.54 0.08 0.01 89.97 03:10:14 all 20.32 0.00 0.83 0.06 0.02 78.77 03:10:14 0 20.43 0.00 0.79 0.08 0.02 78.68 03:10:14 1 20.59 0.00 0.93 0.12 0.02 78.33 03:10:14 2 19.54 0.00 0.79 0.02 0.02 79.63 03:10:14 3 20.72 0.00 0.80 0.03 0.02 78.44 03:20:22 all 49.33 0.00 1.77 0.14 0.04 48.73 03:20:22 0 49.43 0.00 1.95 0.22 0.04 48.36 03:20:22 1 49.22 0.00 1.73 0.05 0.03 48.97 03:20:22 2 49.59 0.00 1.74 0.23 0.03 48.40 03:20:22 3 49.07 0.00 1.67 0.04 0.04 49.18 03:30:01 all 17.44 0.00 0.71 0.04 0.01 81.80 03:30:01 0 17.50 0.00 0.85 0.06 0.01 81.58 03:30:01 1 17.52 0.00 0.69 0.06 0.02 81.72 03:30:01 2 17.68 0.00 0.66 0.02 0.01 81.63 03:30:01 3 17.05 0.00 0.66 0.02 0.01 82.27 03:40:17 all 12.56 0.00 0.57 0.03 0.01 86.83 03:40:17 0 12.26 0.00 0.61 0.02 0.01 87.09 03:40:17 1 12.29 0.00 0.55 0.03 0.01 87.11 03:40:17 2 12.95 0.00 0.56 0.02 0.01 86.46 03:40:17 3 12.73 0.00 0.58 0.03 0.01 86.66 03:50:14 all 12.06 0.00 0.60 0.03 0.02 87.29 03:50:14 0 12.22 0.00 0.65 0.02 0.02 87.09 03:50:14 1 12.36 0.00 0.63 0.01 0.02 86.98 03:50:14 2 11.70 0.00 0.53 0.05 0.01 87.71 03:50:14 3 11.98 0.00 0.58 0.04 0.02 87.39 04:00:01 all 7.64 0.00 0.41 0.03 0.01 91.91 04:00:01 0 7.76 0.00 0.44 0.04 0.01 91.75 04:00:01 1 6.98 0.00 0.38 0.02 0.01 92.61 04:00:01 2 7.92 0.00 0.40 0.04 0.01 91.63 04:00:01 3 7.91 0.00 0.42 0.03 0.02 91.63 04:10:22 all 13.80 0.00 0.61 0.05 0.02 85.52 04:10:22 0 13.25 0.00 0.69 0.11 0.01 85.93 04:10:22 1 13.86 0.00 0.59 0.04 0.02 85.49 04:10:22 2 13.91 0.00 0.49 0.04 0.01 85.55 04:10:22 3 14.17 0.00 0.67 0.02 0.02 85.12 Average: all 17.23 0.00 0.75 0.06 0.02 81.94 Average: 0 17.18 0.00 0.81 0.08 0.02 81.91 Average: 1 17.10 0.00 0.76 0.05 0.02 82.08 Average: 2 17.37 0.00 0.70 0.06 0.02 81.86 Average: 3 17.29 0.00 0.72 0.04 0.02 81.92