---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-1614 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 718 10877 4 4392 14928 Swap: 1023 18 1005 ---> 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:65:16:36 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.114/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79024sec preferred_lft 79024sec inet6 fe80::f816:3eff:fe65:1636/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:15:f2:bf:35:41 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::4415:f2ff:febf:3541/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-1614) 03/18/26 _x86_64_ (4 CPU) 09:57:44 LINUX RESTART (4 CPU) 10:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:00 148.97 8.75 135.98 4.23 1008.79 35139.81 12387.12 10:20:00 81.59 24.30 54.05 3.24 358.26 5478.23 3371.69 10:30:00 13.04 0.43 11.89 0.72 15.97 374.03 3103.84 10:40:00 6.50 0.29 6.01 0.20 4.59 163.51 150.16 10:50:00 21.99 1.72 19.35 0.92 28.44 851.28 1067.44 11:00:00 9.90 0.03 9.43 0.44 0.95 292.68 397.12 11:10:00 17.33 12.13 5.01 0.19 143.20 153.88 118.20 11:20:00 5.75 0.14 5.45 0.16 5.31 152.00 97.16 11:30:00 5.27 0.05 5.02 0.21 1.96 153.96 87.52 11:40:00 12.37 0.07 11.72 0.57 5.52 688.56 309.43 11:50:00 2.65 0.03 2.60 0.02 0.60 42.72 0.43 12:00:00 9.78 2.72 6.71 0.34 149.96 1422.40 101.32 Average: 27.93 4.22 22.77 0.94 143.63 3742.76 1765.95 10:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:00 3751272 14423712 1502184 9.17 240184 10218528 2527896 14.51 2055636 9811340 6440 10:20:00 812236 3936424 11996080 73.27 271148 2860000 13225308 75.91 2107060 12896352 308 10:30:00 3943216 7094756 8839716 53.99 272736 2885596 9601448 55.11 2126192 9743948 788 10:40:00 6486072 9655064 6281172 38.36 273656 2902156 7060520 40.53 2130884 7201048 40 10:50:00 10328568 13647712 2291912 14.00 279436 3046392 3052980 17.52 2178256 3335796 164 11:00:00 7966452 11325504 4612604 28.17 280564 3085224 5329032 30.59 2180928 5683756 380 11:10:00 7824840 11256272 4681636 28.59 285440 3143532 5412624 31.07 2223008 5774720 196 11:20:00 6581244 10033148 5903988 36.06 286024 3163416 6694972 38.43 2226472 7013516 392 11:30:00 6399016 9873044 6064036 37.04 286780 3184740 6743176 38.71 2230188 7186288 84 11:40:00 7962716 11591544 4346732 26.55 291464 3327892 5232908 30.04 2247344 5614132 476 11:50:00 7627168 11258364 4679428 28.58 291728 3330008 5307412 30.46 2248080 5938108 80 12:00:00 11160380 15241628 698240 4.26 292948 3770932 1330776 7.64 2319092 2323356 8412 Average: 6736932 10778098 5158144 31.50 279342 3743201 5959921 34.21 2189428 6876863 1480 10:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:00 lo 2.30 2.30 1.87 1.87 0.00 0.00 0.00 0.00 10:10:00 ens3 142.50 106.76 1965.08 11.38 0.00 0.00 0.00 0.00 10:10:00 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 10:20:00 lo 35.14 35.14 23.62 23.62 0.00 0.00 0.00 0.00 10:20:00 ens3 2.54 2.21 0.70 0.60 0.00 0.00 0.00 0.00 10:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:00 lo 40.77 40.77 16.28 16.28 0.00 0.00 0.00 0.00 10:30:00 ens3 1.37 1.15 0.29 0.24 0.00 0.00 0.00 0.00 10:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:00 lo 11.32 11.32 5.36 5.36 0.00 0.00 0.00 0.00 10:40:00 ens3 1.83 0.40 0.42 0.21 0.00 0.00 0.00 0.00 10:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:00 lo 10.68 10.68 5.55 5.55 0.00 0.00 0.00 0.00 10:50:00 ens3 1.75 2.07 0.29 1.75 0.00 0.00 0.00 0.00 10:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:00 lo 18.61 18.61 9.85 9.85 0.00 0.00 0.00 0.00 11:00:00 ens3 0.96 0.71 0.20 0.16 0.00 0.00 0.00 0.00 11:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:00 lo 24.40 24.40 9.05 9.05 0.00 0.00 0.00 0.00 11:10:00 ens3 0.78 0.47 0.16 0.12 0.00 0.00 0.00 0.00 11:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:00 lo 18.91 18.91 8.69 8.69 0.00 0.00 0.00 0.00 11:20:00 ens3 1.09 0.46 0.22 0.13 0.00 0.00 0.00 0.00 11:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:00 lo 17.18 17.18 9.81 9.81 0.00 0.00 0.00 0.00 11:30:00 ens3 0.87 0.55 0.20 0.14 0.00 0.00 0.00 0.00 11:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:00 lo 18.12 18.12 10.49 10.49 0.00 0.00 0.00 0.00 11:40:00 ens3 1.16 0.84 0.33 0.26 0.00 0.00 0.00 0.00 11:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:00 lo 15.80 15.80 5.97 5.97 0.00 0.00 0.00 0.00 11:50:00 ens3 0.88 0.47 0.19 0.13 0.00 0.00 0.00 0.00 11:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:00 lo 20.18 20.18 7.93 7.93 0.00 0.00 0.00 0.00 12:00:00 ens3 2.26 1.29 0.89 0.53 0.00 0.00 0.00 0.00 12:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.45 19.45 9.54 9.54 0.00 0.00 0.00 0.00 Average: ens3 13.16 9.78 164.08 1.30 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-1614) 03/18/26 _x86_64_ (4 CPU) 09:57:44 LINUX RESTART (4 CPU) 10:00:00 CPU %user %nice %system %iowait %steal %idle 10:10:00 all 35.98 0.00 2.21 2.22 0.08 59.52 10:10:00 0 36.39 0.00 2.41 2.07 0.08 59.04 10:10:00 1 36.77 0.00 2.09 2.96 0.08 58.10 10:10:00 2 39.17 0.00 2.27 1.58 0.08 56.89 10:10:00 3 31.60 0.00 2.05 2.25 0.07 64.04 10:20:00 all 66.14 0.00 2.40 0.12 0.11 31.22 10:20:00 0 65.58 0.00 2.30 0.12 0.11 31.89 10:20:00 1 65.81 0.00 2.68 0.14 0.11 31.26 10:20:00 2 67.10 0.00 2.13 0.08 0.11 30.58 10:20:00 3 66.08 0.00 2.50 0.15 0.11 31.16 10:30:00 all 28.87 0.00 1.21 0.04 0.11 69.77 10:30:00 0 29.15 0.00 1.12 0.06 0.10 69.57 10:30:00 1 28.78 0.00 1.22 0.05 0.11 69.84 10:30:00 2 28.40 0.00 1.27 0.02 0.11 70.19 10:30:00 3 29.14 0.00 1.24 0.03 0.10 69.49 10:40:00 all 10.44 0.00 0.64 0.10 0.07 88.74 10:40:00 0 10.11 0.00 0.51 0.22 0.06 89.10 10:40:00 1 10.33 0.00 0.62 0.07 0.08 88.91 10:40:00 2 10.95 0.00 0.77 0.04 0.08 88.16 10:40:00 3 10.38 0.00 0.67 0.09 0.07 88.79 10:50:00 all 30.73 0.00 1.18 0.32 0.08 67.69 10:50:00 0 29.63 0.00 1.00 0.64 0.08 68.65 10:50:00 1 29.86 0.00 1.05 0.10 0.09 68.90 10:50:00 2 32.34 0.00 1.40 0.35 0.08 65.83 10:50:00 3 31.10 0.00 1.26 0.18 0.08 67.37 11:00:00 all 19.74 0.00 0.75 0.04 0.08 79.40 11:00:00 0 19.90 0.00 0.77 0.03 0.08 79.23 11:00:00 1 19.59 0.00 0.77 0.10 0.07 79.47 11:00:00 2 19.51 0.00 0.70 0.02 0.08 79.69 11:00:00 3 19.95 0.00 0.75 0.02 0.07 79.21 11:10:00 all 8.74 0.08 0.50 0.09 0.06 90.53 11:10:00 0 8.56 0.00 0.42 0.07 0.06 90.89 11:10:00 1 8.81 0.00 0.59 0.01 0.06 90.53 11:10:00 2 8.41 0.19 0.54 0.15 0.07 90.65 11:10:00 3 9.18 0.12 0.46 0.14 0.06 90.04 11:20:00 all 11.12 0.00 0.57 0.14 0.07 88.10 11:20:00 0 10.90 0.00 0.47 0.09 0.05 88.49 11:20:00 1 11.37 0.00 0.62 0.09 0.07 87.84 11:20:00 2 10.73 0.00 0.67 0.29 0.07 88.23 11:20:00 3 11.47 0.00 0.50 0.11 0.07 87.85 11:30:00 all 10.99 0.00 0.60 0.02 0.08 88.31 11:30:00 0 10.38 0.00 0.51 0.03 0.07 89.01 11:30:00 1 11.42 0.00 0.66 0.02 0.08 87.82 11:30:00 2 11.14 0.00 0.68 0.03 0.08 88.07 11:30:00 3 11.02 0.00 0.55 0.01 0.08 88.34 11:40:00 all 20.33 0.00 0.82 0.06 0.08 78.71 11:40:00 0 20.01 0.00 0.82 0.13 0.08 78.96 11:40:00 1 20.57 0.00 0.89 0.03 0.09 78.42 11:40:00 2 19.21 0.00 0.84 0.05 0.09 79.81 11:40:00 3 21.51 0.00 0.75 0.03 0.08 77.64 11:50:00 all 2.80 0.00 0.18 0.18 0.06 96.78 11:50:00 0 2.66 0.00 0.16 0.35 0.05 96.78 11:50:00 1 2.60 0.00 0.18 0.14 0.06 97.02 11:50:00 2 2.79 0.00 0.20 0.15 0.06 96.80 11:50:00 3 3.14 0.00 0.18 0.10 0.05 96.53 11:50:00 CPU %user %nice %system %iowait %steal %idle 12:00:00 all 9.60 0.00 0.52 0.15 0.06 89.66 12:00:00 0 10.04 0.00 0.47 0.18 0.06 89.25 12:00:00 1 9.55 0.00 0.59 0.08 0.07 89.72 12:00:00 2 9.10 0.00 0.49 0.29 0.06 90.06 12:00:00 3 9.70 0.00 0.53 0.08 0.06 89.63 Average: all 21.29 0.01 0.97 0.29 0.08 77.37 Average: 0 21.11 0.00 0.91 0.33 0.07 77.57 Average: 1 21.29 0.00 1.00 0.32 0.08 77.32 Average: 2 21.58 0.02 1.00 0.25 0.08 77.08 Average: 3 21.19 0.01 0.95 0.26 0.08 77.51