---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-54523 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 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 60G 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 724 10778 4 4486 14922 Swap: 1023 2 1021 ---> 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:e5:67:77 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.102/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79191sec preferred_lft 79191sec inet6 fe80::f816:3eff:fee5:6777/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:41:59:14:b4:6b 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::8041:59ff:fe14:b46b/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-54523) 03/31/26 _x86_64_ (4 CPU) 10:32:20 LINUX RESTART (4 CPU) 10:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:11 86.38 22.82 60.22 3.33 310.66 6750.87 3952.72 11:00:11 19.32 1.69 16.67 0.96 23.86 495.36 927.38 11:10:01 7.71 0.06 7.20 0.45 2.86 287.88 1764.34 11:20:11 15.09 0.04 14.38 0.67 1.38 683.41 1549.29 11:30:12 11.69 0.03 11.17 0.49 0.76 348.84 389.43 11:40:01 7.78 0.13 7.34 0.31 4.98 220.48 110.87 11:50:11 4.96 0.01 4.78 0.18 1.23 150.22 88.93 12:00:11 5.08 0.00 4.89 0.19 0.31 153.03 84.04 12:10:01 5.74 0.01 5.57 0.17 0.49 161.43 51.21 12:20:29 9.03 0.04 8.63 0.35 4.04 549.74 389.28 12:30:30 5.20 0.02 4.99 0.19 0.60 173.03 64.77 Average: 16.27 2.28 13.33 0.67 32.25 915.27 855.34 10:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:11 2767768 6061224 9869988 60.28 267456 3007988 11189132 64.23 2025780 10976544 1852 11:00:11 2988264 6313348 9620148 58.76 270064 3037100 10760176 61.76 2096456 10708348 424 11:10:01 6327436 9675580 6260388 38.24 271144 3059088 7023328 40.31 2102172 7353968 204 11:20:11 10134080 13609928 2328280 14.22 276256 3181632 3048272 17.50 2128688 3555136 104 11:30:12 7977588 11503044 4433836 27.08 278028 3229476 5160036 29.62 2132900 5694044 312 11:40:01 8236340 11792544 4144848 25.32 278984 3259268 5014332 28.78 2136228 5447104 464 11:50:11 6394636 9972632 5963572 36.42 279472 3280576 6760092 38.80 2138464 7263140 700 12:00:11 6374156 9973684 5962368 36.42 280176 3301400 6739540 38.68 2141764 7295404 176 12:10:01 7677156 11299228 4637660 28.32 280968 3323156 5369184 30.82 2144256 5984228 252 12:20:29 7464428 11213960 4722728 28.84 285108 3445104 5350468 30.71 2158532 6191076 96 12:30:30 6686432 10463804 5472416 33.42 285732 3472332 6017780 34.54 2169988 6952324 292 Average: 6638935 10170816 5765112 35.21 277581 3236102 6584758 37.80 2125021 7038301 443 10:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:11 lo 21.51 21.51 17.21 17.21 0.00 0.00 0.00 0.00 10:50:11 ens3 2.32 2.01 0.66 1.21 0.00 0.00 0.00 0.00 10:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:11 lo 44.05 44.05 18.63 18.63 0.00 0.00 0.00 0.00 11:00:11 ens3 1.90 2.09 0.35 0.94 0.00 0.00 0.00 0.00 11:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 lo 18.93 18.93 9.41 9.41 0.00 0.00 0.00 0.00 11:10:01 ens3 1.87 0.58 0.37 0.19 0.00 0.00 0.00 0.00 11:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:11 lo 11.02 11.02 5.48 5.48 0.00 0.00 0.00 0.00 11:20:11 ens3 1.12 0.82 0.30 0.23 0.00 0.00 0.00 0.00 11:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:12 lo 13.94 13.94 6.87 6.87 0.00 0.00 0.00 0.00 11:30:12 ens3 0.74 0.56 0.14 0.11 0.00 0.00 0.00 0.00 11:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:01 lo 16.34 16.34 8.40 8.40 0.00 0.00 0.00 0.00 11:40:01 ens3 1.23 0.62 0.25 0.15 0.00 0.00 0.00 0.00 11:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:11 lo 30.03 30.03 11.96 11.96 0.00 0.00 0.00 0.00 11:50:11 ens3 0.83 0.47 0.18 0.13 0.00 0.00 0.00 0.00 11:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:11 lo 19.10 19.10 10.30 10.30 0.00 0.00 0.00 0.00 12:00:11 ens3 0.95 0.66 0.23 0.18 0.00 0.00 0.00 0.00 12:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 lo 13.13 13.13 7.03 7.03 0.00 0.00 0.00 0.00 12:10:01 ens3 1.14 0.60 0.26 0.17 0.00 0.00 0.00 0.00 12:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:29 lo 13.13 13.13 7.02 7.02 0.00 0.00 0.00 0.00 12:20:29 ens3 0.93 0.66 0.26 0.20 0.00 0.00 0.00 0.00 12:20:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:30 lo 29.90 29.90 11.51 11.51 0.00 0.00 0.00 0.00 12:30:30 ens3 0.84 0.55 0.20 0.14 0.00 0.00 0.00 0.00 12:30:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.99 20.99 10.35 10.35 0.00 0.00 0.00 0.00 Average: ens3 1.26 0.88 0.29 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-54523) 03/31/26 _x86_64_ (4 CPU) 10:32:20 LINUX RESTART (4 CPU) 10:40:01 CPU %user %nice %system %iowait %steal %idle 10:50:11 all 53.77 0.00 2.04 0.13 0.11 43.95 10:50:11 0 53.14 0.00 1.89 0.07 0.11 44.79 10:50:11 1 53.37 0.00 2.29 0.17 0.11 44.06 10:50:11 2 54.05 0.00 2.04 0.08 0.12 43.71 10:50:11 3 54.50 0.00 1.95 0.19 0.11 43.26 11:00:11 all 39.47 0.00 1.44 0.06 0.11 58.92 11:00:11 0 39.40 0.00 1.42 0.13 0.11 58.94 11:00:11 1 39.68 0.00 1.43 0.03 0.11 58.75 11:00:11 2 39.63 0.00 1.48 0.02 0.11 58.76 11:00:11 3 39.19 0.00 1.44 0.04 0.12 59.22 11:10:01 all 19.00 0.00 0.85 0.03 0.08 80.05 11:10:01 0 19.16 0.00 0.73 0.03 0.08 79.99 11:10:01 1 19.15 0.00 0.80 0.01 0.08 79.96 11:10:01 2 18.88 0.00 1.02 0.02 0.08 80.00 11:10:01 3 18.80 0.00 0.86 0.04 0.07 80.23 11:20:11 all 23.21 0.00 0.95 0.14 1.06 74.64 11:20:11 0 23.42 0.00 0.90 0.16 0.99 74.53 11:20:11 1 22.51 0.00 0.86 0.16 1.11 75.36 11:20:11 2 24.06 0.00 1.01 0.12 1.07 73.73 11:20:11 3 22.87 0.00 1.01 0.12 1.08 74.93 11:30:12 all 19.03 0.00 0.69 0.03 0.08 80.17 11:30:12 0 18.38 0.00 0.59 0.03 0.07 80.93 11:30:12 1 19.29 0.00 0.68 0.03 0.08 79.92 11:30:12 2 19.84 0.00 0.69 0.02 0.08 79.37 11:30:12 3 18.59 0.00 0.79 0.06 0.08 80.48 11:40:01 all 12.50 0.00 0.51 0.03 0.08 86.89 11:40:01 0 12.73 0.00 0.41 0.04 0.07 86.74 11:40:01 1 12.28 0.00 0.54 0.02 0.07 87.08 11:40:01 2 12.87 0.00 0.58 0.01 0.08 86.45 11:40:01 3 12.13 0.00 0.49 0.03 0.07 87.27 11:50:11 all 11.66 0.00 0.58 0.02 0.08 87.65 11:50:11 0 11.53 0.00 0.54 0.06 0.08 87.79 11:50:11 1 11.72 0.00 0.63 0.00 0.08 87.56 11:50:11 2 11.66 0.00 0.54 0.00 0.08 87.72 11:50:11 3 11.75 0.00 0.61 0.02 0.08 87.54 12:00:11 all 10.13 0.00 0.49 0.02 0.07 89.28 12:00:11 0 9.77 0.00 0.40 0.01 0.06 89.75 12:00:11 1 10.14 0.00 0.65 0.02 0.08 89.12 12:00:11 2 10.63 0.00 0.41 0.01 0.07 88.87 12:00:11 3 9.99 0.00 0.50 0.05 0.07 89.39 12:10:01 all 7.81 0.00 0.42 0.02 0.07 91.68 12:10:01 0 7.53 0.00 0.35 0.01 0.05 92.05 12:10:01 1 8.05 0.00 0.47 0.02 0.07 91.39 12:10:01 2 7.64 0.00 0.45 0.02 0.06 91.83 12:10:01 3 8.02 0.00 0.42 0.03 0.07 91.46 12:20:29 all 13.23 0.00 0.50 0.03 0.07 86.17 12:20:29 0 12.59 0.00 0.51 0.02 0.07 86.83 12:20:29 1 13.46 0.00 0.51 0.07 0.07 85.89 12:20:29 2 14.06 0.00 0.56 0.01 0.07 85.28 12:20:29 3 12.79 0.00 0.44 0.03 0.07 86.68 12:30:30 all 10.30 0.00 0.49 0.02 0.07 89.13 12:30:30 0 10.43 0.00 0.54 0.01 0.07 88.95 12:30:30 1 9.97 0.00 0.55 0.02 0.07 89.40 12:30:30 2 10.50 0.00 0.46 0.02 0.07 88.95 12:30:30 3 10.30 0.00 0.40 0.02 0.07 89.21 Average: CPU %user %nice %system %iowait %steal %idle Average: all 20.05 0.00 0.82 0.05 0.17 78.92 Average: 0 19.86 0.00 0.75 0.05 0.16 79.17 Average: 1 20.00 0.00 0.86 0.05 0.18 78.91 Average: 2 20.39 0.00 0.84 0.03 0.17 78.56 Average: 3 19.94 0.00 0.81 0.06 0.17 79.02