---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-54564 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 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 706 9911 3 5371 14940 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:25:0c:dc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.128/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79343sec preferred_lft 79343sec inet6 fe80::f816:3eff:fe25:cdc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:44:7b:2f:d4:df 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::f844:7bff:fe2f:d4df/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-54564) 03/31/26 _x86_64_ (4 CPU) 10:33:39 LINUX RESTART (4 CPU) 10:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:20 97.87 7.93 85.26 4.69 753.30 32018.79 12474.09 11:00:20 61.16 22.09 36.31 2.77 320.40 4954.48 3908.27 11:10:18 7.34 0.07 6.97 0.30 2.51 195.98 783.38 11:20:19 8.08 0.01 7.76 0.31 0.55 234.55 283.11 11:30:20 20.58 0.01 19.76 0.80 0.61 828.85 1187.68 11:40:20 9.47 0.01 9.10 0.37 0.48 269.20 441.79 11:50:20 5.55 0.00 5.38 0.17 0.16 142.31 92.04 12:00:08 6.74 0.01 6.44 0.29 1.46 231.77 154.40 12:10:20 22.38 0.10 6.28 16.00 1.12 168.52 207555.19 12:20:20 10.28 0.07 9.86 0.35 5.08 564.94 176.14 12:30:20 6.54 0.18 6.18 0.19 4.71 186.51 206.47 Average: 23.52 2.79 18.32 2.42 101.06 3701.76 21002.22 10:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:20 3914404 14474572 1452332 8.87 240560 10108200 2226848 12.78 1992268 9716296 448 11:00:20 3565724 7853524 8078448 49.34 264824 3939624 9164684 52.61 2179604 9986284 448 11:10:18 11002372 15305684 629960 3.85 266240 3953684 1385180 7.95 2200032 2531248 4852 11:20:19 5418340 9732916 6199796 37.87 267180 3963944 7023632 40.32 2203420 8109988 108 11:30:20 9166688 13628120 2306900 14.09 273044 4100496 3039844 17.45 2243336 4341968 32 11:40:20 6832296 11329292 4604328 28.12 274480 4134468 5375436 30.85 2245704 6655408 68 11:50:20 6917088 11431212 4502196 27.50 275248 4150828 5241672 30.09 2247032 6559160 64 12:00:08 6963532 11513276 4420632 27.00 276152 4185456 5757376 33.05 2251848 6516012 216 12:10:20 7310252 11888096 4046008 24.71 278900 4210792 5034776 28.90 2260684 6175440 228 12:20:20 6658692 11366148 4566988 27.89 283272 4329768 5252972 30.15 2275912 6788644 68 12:30:20 9078096 13813268 2120052 12.95 284140 4356528 2852728 16.37 2287628 4355632 60 Average: 6984317 12030555 3902513 23.83 271276 4675799 4759559 27.32 2217043 6521462 599 10:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:20 lo 2.59 2.59 2.26 2.26 0.00 0.00 0.00 0.00 10:50:20 ens3 109.03 85.29 1649.14 8.96 0.00 0.00 0.00 0.00 10:50:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:20 lo 22.12 22.12 16.27 16.27 0.00 0.00 0.00 0.00 11:00:20 ens3 1.89 1.98 0.60 0.53 0.00 0.00 0.00 0.00 11:00:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:18 lo 19.08 19.08 9.28 9.28 0.00 0.00 0.00 0.00 11:10:18 ens3 1.99 0.81 0.40 0.23 0.00 0.00 0.00 0.00 11:10:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:19 lo 11.65 11.65 6.77 6.77 0.00 0.00 0.00 0.00 11:20:19 ens3 0.70 0.39 0.15 0.10 0.00 0.00 0.00 0.00 11:20:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:20 lo 11.81 11.81 6.13 6.13 0.00 0.00 0.00 0.00 11:30:20 ens3 1.07 1.05 0.26 0.22 0.00 0.00 0.00 0.00 11:30:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:20 lo 18.89 18.89 9.97 9.97 0.00 0.00 0.00 0.00 11:40:20 ens3 1.27 0.66 0.26 0.17 0.00 0.00 0.00 0.00 11:40:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:20 lo 26.25 26.25 9.56 9.56 0.00 0.00 0.00 0.00 11:50:20 ens3 0.80 0.46 0.18 0.12 0.00 0.00 0.00 0.00 11:50:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:08 lo 21.08 21.08 10.04 10.04 0.00 0.00 0.00 0.00 12:00:08 ens3 0.93 0.62 0.23 0.17 0.00 0.00 0.00 0.00 12:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:20 lo 17.63 17.63 10.35 10.35 0.00 0.00 0.00 0.00 12:10:20 ens3 1.19 0.65 0.27 0.18 0.00 0.00 0.00 0.00 12:10:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:20 lo 14.45 14.45 8.42 8.42 0.00 0.00 0.00 0.00 12:20:20 ens3 1.22 1.00 0.30 1.75 0.00 0.00 0.00 0.00 12:20:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:20 lo 33.02 33.02 12.81 12.81 0.00 0.00 0.00 0.00 12:30:20 ens3 0.99 0.70 0.26 0.18 0.00 0.00 0.00 0.00 12:30:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.00 18.00 9.24 9.24 0.00 0.00 0.00 0.00 Average: ens3 11.30 8.74 154.62 1.17 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-54564) 03/31/26 _x86_64_ (4 CPU) 10:33:39 LINUX RESTART (4 CPU) 10:40:00 CPU %user %nice %system %iowait %steal %idle 10:50:20 all 36.56 0.00 2.01 12.90 0.11 48.42 10:50:20 0 34.20 0.00 2.04 10.37 0.10 53.29 10:50:20 1 37.05 0.00 1.91 12.53 0.11 48.40 10:50:20 2 36.29 0.00 2.16 16.01 0.11 45.44 10:50:20 3 38.70 0.00 1.93 12.70 0.12 46.54 11:00:20 all 47.65 0.00 2.01 4.22 0.18 45.95 11:00:20 0 48.53 0.00 1.89 2.89 0.18 46.52 11:00:20 1 47.27 0.00 2.08 2.95 0.16 47.53 11:00:20 2 47.35 0.00 2.14 5.65 0.18 44.69 11:00:20 3 47.45 0.00 1.92 5.38 0.19 45.06 11:10:18 all 14.87 0.00 0.66 0.42 0.08 83.96 11:10:18 0 14.60 0.00 0.64 0.25 0.09 84.41 11:10:18 1 14.82 0.00 0.64 0.19 0.08 84.27 11:10:18 2 14.84 0.00 0.72 0.61 0.08 83.75 11:10:18 3 15.21 0.00 0.66 0.64 0.07 83.42 11:20:19 all 16.71 0.00 0.71 0.77 0.09 81.72 11:20:19 0 15.94 0.00 0.72 1.03 0.10 82.21 11:20:19 1 17.77 0.00 0.69 0.36 0.09 81.09 11:20:19 2 16.57 0.00 0.73 0.26 0.10 82.34 11:20:19 3 16.54 0.00 0.71 1.44 0.08 81.23 11:30:20 all 30.24 0.00 1.09 1.71 0.11 66.84 11:30:20 0 29.26 0.00 1.16 1.52 0.11 67.95 11:30:20 1 29.67 0.00 1.16 0.59 0.11 68.48 11:30:20 2 31.25 0.00 1.02 2.20 0.12 65.41 11:30:20 3 30.81 0.00 1.01 2.54 0.11 65.53 11:40:20 all 18.40 0.00 0.61 0.36 0.08 80.54 11:40:20 0 17.80 0.00 0.63 0.55 0.08 80.94 11:40:20 1 18.43 0.00 0.62 0.08 0.08 80.79 11:40:20 2 18.80 0.00 0.61 0.67 0.08 79.84 11:40:20 3 18.59 0.00 0.58 0.13 0.10 80.60 11:50:20 all 8.44 0.00 0.42 0.12 0.07 90.94 11:50:20 0 8.60 0.00 0.38 0.19 0.06 90.78 11:50:20 1 8.21 0.00 0.43 0.03 0.07 91.26 11:50:20 2 8.51 0.00 0.47 0.09 0.07 90.87 11:50:20 3 8.44 0.00 0.42 0.19 0.07 90.87 12:00:08 all 15.15 0.00 0.60 0.07 0.08 84.10 12:00:08 0 15.12 0.00 0.57 0.20 0.07 84.04 12:00:08 1 15.39 0.00 0.59 0.02 0.07 83.92 12:00:08 2 14.86 0.00 0.71 0.01 0.08 84.33 12:00:08 3 15.21 0.00 0.53 0.06 0.08 84.12 12:10:20 all 10.11 0.00 0.53 0.88 0.07 88.41 12:10:20 0 9.98 0.00 0.56 1.59 0.07 87.80 12:10:20 1 10.09 0.00 0.54 1.18 0.07 88.12 12:10:20 2 10.40 0.00 0.57 0.42 0.08 88.53 12:10:20 3 9.96 0.00 0.44 0.35 0.08 89.17 12:20:20 all 16.09 0.00 0.68 0.16 0.08 83.00 12:20:20 0 16.11 0.00 0.62 0.34 0.07 82.86 12:20:20 1 16.35 0.00 0.74 0.13 0.08 82.70 12:20:20 2 14.99 0.00 0.66 0.02 0.08 84.25 12:20:20 3 16.89 0.00 0.71 0.14 0.08 82.18 12:30:20 all 11.28 0.00 0.53 0.12 0.07 88.01 12:30:20 0 11.25 0.00 0.41 0.25 0.06 88.03 12:30:20 1 11.44 0.00 0.55 0.03 0.07 87.91 12:30:20 2 11.38 0.00 0.63 0.08 0.08 87.83 12:30:20 3 11.03 0.00 0.51 0.12 0.07 88.27 Average: CPU %user %nice %system %iowait %steal %idle Average: all 20.51 0.00 0.90 2.01 0.09 76.49 Average: 0 20.13 0.00 0.88 1.77 0.09 77.13 Average: 1 20.61 0.00 0.91 1.68 0.09 76.72 Average: 2 20.49 0.00 0.95 2.40 0.09 76.06 Average: 3 20.82 0.00 0.86 2.18 0.09 76.04