---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-8547 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 737 6809 4 8442 14908 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:31:a5:2a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.170/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80459sec preferred_lft 80459sec inet6 fe80::f816:3eff:fe31:a52a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:87:90:d6:0e:d2 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::bc87:90ff:fed6:ed2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-4c-16g-8547) 09/16/26 _x86_64_ (4 CPU) 05:02:41 LINUX RESTART (4 CPU) 05:10:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:20:12 18.11 0.81 16.33 0.96 72.66 1472.05 1406.78 05:30:01 21.88 0.75 19.98 1.15 8.99 1793.87 1816.76 05:40:12 29.28 0.05 27.75 1.48 3.59 1631.65 1059.18 05:50:12 10.14 0.00 9.61 0.53 0.01 251.96 186.30 06:00:01 5.88 0.00 5.63 0.24 0.00 137.63 66.74 06:10:12 6.71 0.00 6.44 0.28 0.00 166.00 134.58 06:20:02 3.99 0.00 3.82 0.17 0.00 121.00 70.70 06:30:01 11.69 0.02 11.13 0.53 0.19 645.45 299.50 06:40:12 5.10 0.00 4.92 0.18 0.00 160.75 53.99 Average: 12.55 0.18 11.76 0.61 9.54 709.36 565.40 05:10:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:20:12 2822684 11208904 4717172 28.81 236464 7980720 5573900 31.99 1969144 10841692 224 05:30:01 3822580 12591696 3333600 20.36 249436 8335544 4166136 23.91 2101024 9705728 1732 05:40:12 3233752 10933608 4991844 30.49 261452 7268276 6176676 35.45 2225532 10187108 8576 05:50:12 3419820 11138572 4786856 29.24 262936 7285480 5458224 31.33 2242712 9969180 228 06:00:01 3618704 11351836 4574580 27.94 263872 7298828 5333572 30.61 2244312 9774276 420 06:10:12 6524168 14289984 1637744 10.00 264700 7330572 2986480 17.14 2249524 6887344 16132 06:20:02 7505384 15290768 637408 3.89 265244 7349568 1412936 8.11 2251760 5884468 17644 06:30:01 3282812 11191880 4734208 28.91 269824 7462408 5431404 31.18 2266808 10088424 232 06:40:12 2579776 10513716 5411944 33.05 270320 7486724 6024880 34.58 2278096 10770616 96 Average: 4089964 12056774 3869484 23.63 260472 7533124 4729356 27.15 2203212 9345426 5032 05:10:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:20:12 lo 12.87 12.87 9.17 9.17 0.00 0.00 0.00 0.00 05:20:12 ens3 0.86 0.71 0.23 0.18 0.00 0.00 0.00 0.00 05:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:30:01 lo 15.23 15.23 11.09 11.09 0.00 0.00 0.00 0.00 05:30:01 ens3 1.28 1.10 0.37 0.31 0.00 0.00 0.00 0.00 05:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:12 lo 22.88 22.88 14.50 14.50 0.00 0.00 0.00 0.00 05:40:12 ens3 1.69 1.45 0.45 0.37 0.00 0.00 0.00 0.00 05:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:12 lo 29.27 29.27 13.51 13.51 0.00 0.00 0.00 0.00 05:50:12 ens3 1.08 1.12 0.25 0.22 0.00 0.00 0.00 0.00 05:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:00:01 lo 19.73 19.73 6.72 6.72 0.00 0.00 0.00 0.00 06:00:01 ens3 1.24 1.15 0.31 1.33 0.00 0.00 0.00 0.00 06:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:12 lo 23.89 23.89 10.90 10.90 0.00 0.00 0.00 0.00 06:10:12 ens3 0.65 0.54 0.13 0.10 0.00 0.00 0.00 0.00 06:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:20:02 lo 18.15 18.15 10.72 10.72 0.00 0.00 0.00 0.00 06:20:02 ens3 0.61 0.61 0.12 0.11 0.00 0.00 0.00 0.00 06:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:30:01 lo 18.17 18.17 9.73 9.73 0.00 0.00 0.00 0.00 06:30:01 ens3 1.11 0.97 0.34 0.26 0.00 0.00 0.00 0.00 06:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:40:12 lo 28.96 28.96 11.05 11.05 0.00 0.00 0.00 0.00 06:40:12 ens3 0.58 0.47 0.12 0.10 0.00 0.00 0.00 0.00 06:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.05 21.05 10.83 10.83 0.00 0.00 0.00 0.00 Average: ens3 1.01 0.90 0.26 0.33 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-8547) 09/16/26 _x86_64_ (4 CPU) 05:02:41 LINUX RESTART (4 CPU) 05:10:07 CPU %user %nice %system %iowait %steal %idle 05:20:12 all 24.02 0.00 1.00 0.10 0.03 74.85 05:20:12 0 25.32 0.00 1.05 0.15 0.02 73.46 05:20:12 1 23.73 0.00 0.92 0.13 0.02 75.20 05:20:12 2 23.93 0.00 1.04 0.06 0.03 74.94 05:20:12 3 23.10 0.00 0.98 0.07 0.02 75.82 05:30:01 all 26.33 0.00 1.13 0.07 0.03 72.45 05:30:01 0 26.52 0.00 1.19 0.10 0.03 72.16 05:30:01 1 26.89 0.00 1.07 0.04 0.02 71.97 05:30:01 2 25.84 0.00 1.04 0.07 0.03 73.02 05:30:01 3 26.05 0.00 1.20 0.06 0.03 72.66 05:40:12 all 43.29 0.00 1.78 0.09 0.04 54.80 05:40:12 0 42.93 0.00 1.93 0.15 0.03 54.97 05:40:12 1 43.58 0.00 1.87 0.06 0.04 54.45 05:40:12 2 43.50 0.00 1.59 0.09 0.05 54.76 05:40:12 3 43.17 0.00 1.73 0.05 0.04 55.00 05:50:12 all 18.51 0.00 0.89 0.05 0.03 80.52 05:50:12 0 18.68 0.00 0.97 0.09 0.03 80.24 05:50:12 1 18.39 0.00 0.93 0.06 0.03 80.58 05:50:12 2 18.77 0.00 0.83 0.03 0.04 80.34 05:50:12 3 18.21 0.00 0.82 0.03 0.03 80.91 06:00:01 all 7.67 0.00 0.42 0.04 0.03 91.84 06:00:01 0 7.31 0.00 0.43 0.02 0.03 92.20 06:00:01 1 7.88 0.00 0.43 0.05 0.03 91.61 06:00:01 2 7.91 0.00 0.36 0.06 0.03 91.64 06:00:01 3 7.59 0.00 0.44 0.03 0.03 91.92 06:10:12 all 12.29 0.00 0.70 0.03 0.04 86.94 06:10:12 0 12.71 0.00 0.77 0.04 0.04 86.43 06:10:12 1 12.02 0.00 0.65 0.02 0.04 87.26 06:10:12 2 12.31 0.00 0.76 0.05 0.04 86.84 06:10:12 3 12.11 0.00 0.63 0.01 0.04 87.22 06:20:02 all 8.23 0.00 0.61 0.02 0.05 91.10 06:20:02 0 7.75 0.00 0.66 0.02 0.04 91.53 06:20:02 1 8.27 0.00 0.63 0.00 0.05 91.04 06:20:02 2 8.23 0.00 0.54 0.04 0.05 91.14 06:20:02 3 8.65 0.00 0.60 0.02 0.04 90.69 06:30:01 all 20.28 0.00 0.81 0.06 0.05 78.81 06:30:01 0 20.07 0.00 0.80 0.03 0.04 79.06 06:30:01 1 20.25 0.00 0.84 0.05 0.05 78.82 06:30:01 2 20.95 0.00 0.85 0.04 0.05 78.11 06:30:01 3 19.85 0.00 0.74 0.11 0.04 79.26 06:40:12 all 9.85 0.00 0.57 0.03 0.04 89.51 06:40:12 0 9.42 0.00 0.60 0.04 0.04 89.90 06:40:12 1 10.45 0.00 0.59 0.01 0.04 88.91 06:40:12 2 10.02 0.00 0.63 0.07 0.04 89.23 06:40:12 3 9.49 0.00 0.46 0.02 0.04 89.98 Average: all 19.00 0.00 0.88 0.05 0.04 80.03 Average: 0 19.02 0.00 0.94 0.07 0.03 79.94 Average: 1 19.11 0.00 0.88 0.05 0.04 79.92 Average: 2 19.11 0.00 0.85 0.06 0.04 79.94 Average: 3 18.74 0.00 0.85 0.04 0.04 80.33