---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-1248 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 697 11178 4 4112 14949 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:0c:50:3d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.51/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79692sec preferred_lft 79692sec inet6 fe80::f816:3eff:fe0c:503d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:54:da:65:21:09 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::8854:daff:fe65:2109/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-1248) 04/08/26 _x86_64_ (4 CPU) 12:09:30 LINUX RESTART (4 CPU) 12:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:20:01 161.32 21.94 133.25 6.12 1239.18 38912.21 15107.60 12:30:12 58.60 26.52 30.35 1.73 425.03 1786.66 1287.70 12:40:12 13.04 0.20 12.16 0.68 12.63 365.51 834.73 12:50:01 9.07 0.01 8.61 0.45 0.60 575.37 963.33 13:00:12 19.51 0.04 18.68 0.80 1.54 578.91 1083.45 13:10:02 5.40 0.00 5.16 0.23 0.28 176.55 399.79 13:20:01 5.73 0.01 5.54 0.19 0.25 150.60 62.45 13:30:12 19.92 0.05 4.80 15.07 2.53 144.42 207690.58 13:40:12 6.34 0.21 5.93 0.19 7.20 166.69 56.45 13:50:01 12.02 0.03 11.41 0.58 4.05 709.64 155.29 14:00:12 5.52 0.04 5.28 0.19 2.64 180.05 40.63 Average: 28.86 4.50 21.96 2.41 154.75 3977.20 21012.18 12:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:20:01 167448 11721112 4196264 25.63 264804 11010244 5812524 33.36 2272088 13097656 3212 12:30:12 1947916 4805444 11129748 67.98 268708 2629032 11846128 68.00 2149212 11752008 580 12:40:12 3408168 6292732 9644592 58.91 270332 2654256 11196556 64.27 2166060 10280808 136 12:50:01 12060676 15058900 883924 5.40 274328 2761340 1704712 9.79 2206768 1622340 10900 13:00:12 10370952 13456564 2485408 15.18 277368 2845548 3612836 20.74 2222912 3289068 13216 13:10:02 8364932 11465924 4474936 27.33 278120 2860164 5222952 29.98 2224068 5284696 376 13:20:01 8197672 11317748 4622868 28.23 278648 2878740 5365720 30.80 2225196 5439476 68 13:30:12 6830592 9975924 5963952 36.43 279500 2903124 6694752 38.43 2232332 6800516 56 13:40:12 6728416 9898048 6041760 36.90 280516 2926380 6770088 38.86 2236612 6904304 20 13:50:01 8074668 11399812 4540968 27.73 285160 3071496 5280772 30.31 2253468 5528372 20 14:00:12 7199544 10554424 5385680 32.89 285788 3100532 6019816 34.55 2265128 6387328 176 Average: 6668271 10540603 5397282 32.96 276661 3603714 6320623 36.28 2223077 6944234 2615 12:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:20:01 lo 3.40 3.40 2.47 2.47 0.00 0.00 0.00 0.00 12:20:01 ens3 150.24 116.71 2069.80 16.39 0.00 0.00 0.00 0.00 12:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:12 lo 35.70 35.70 23.21 23.21 0.00 0.00 0.00 0.00 12:30:12 ens3 2.33 1.67 0.43 0.35 0.00 0.00 0.00 0.00 12:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:12 lo 37.59 37.59 15.57 15.57 0.00 0.00 0.00 0.00 12:40:12 ens3 1.17 0.99 0.28 0.23 0.00 0.00 0.00 0.00 12:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 lo 14.00 14.00 6.88 6.88 0.00 0.00 0.00 0.00 12:50:01 ens3 0.64 0.55 0.18 0.15 0.00 0.00 0.00 0.00 12:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:12 lo 12.60 12.60 7.05 7.05 0.00 0.00 0.00 0.00 13:00:12 ens3 0.90 0.85 0.23 0.18 0.00 0.00 0.00 0.00 13:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:02 lo 14.69 14.69 7.10 7.10 0.00 0.00 0.00 0.00 13:10:02 ens3 0.54 0.44 0.12 0.09 0.00 0.00 0.00 0.00 13:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:01 lo 24.50 24.50 9.08 9.08 0.00 0.00 0.00 0.00 13:20:01 ens3 0.51 0.45 0.11 0.09 0.00 0.00 0.00 0.00 13:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:12 lo 18.67 18.67 8.59 8.59 0.00 0.00 0.00 0.00 13:30:12 ens3 0.74 0.46 0.22 0.15 0.00 0.00 0.00 0.00 13:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:12 lo 17.50 17.50 9.94 9.94 0.00 0.00 0.00 0.00 13:40:12 ens3 0.81 0.60 0.21 0.15 0.00 0.00 0.00 0.00 13:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:01 lo 20.12 20.12 11.41 11.41 0.00 0.00 0.00 0.00 13:50:01 ens3 0.97 0.91 0.27 0.22 0.00 0.00 0.00 0.00 13:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:12 lo 32.71 32.71 12.69 12.69 0.00 0.00 0.00 0.00 14:00:12 ens3 0.85 0.66 0.24 0.18 0.00 0.00 0.00 0.00 14:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.09 21.09 10.39 10.39 0.00 0.00 0.00 0.00 Average: ens3 14.52 11.30 188.32 1.65 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-1248) 04/08/26 _x86_64_ (4 CPU) 12:09:30 LINUX RESTART (4 CPU) 12:10:01 CPU %user %nice %system %iowait %steal %idle 12:20:01 all 48.21 0.07 2.72 0.67 0.09 48.24 12:20:01 0 48.70 0.01 2.52 0.57 0.08 48.12 12:20:01 1 49.92 0.12 3.12 0.86 0.09 45.88 12:20:01 2 46.92 0.11 2.67 0.61 0.09 49.61 12:20:01 3 47.30 0.04 2.59 0.63 0.09 49.35 12:30:12 all 53.23 0.00 1.98 0.11 0.11 44.57 12:30:12 0 52.46 0.00 1.86 0.07 0.10 45.51 12:30:12 1 53.69 0.00 1.95 0.13 0.11 44.11 12:30:12 2 54.60 0.00 1.82 0.09 0.11 43.38 12:30:12 3 52.19 0.00 2.28 0.13 0.11 45.29 12:40:12 all 26.57 0.00 1.09 0.03 0.10 72.22 12:40:12 0 26.59 0.00 0.99 0.02 0.09 72.30 12:40:12 1 26.73 0.00 1.08 0.04 0.09 72.06 12:40:12 2 26.65 0.00 1.16 0.03 0.10 72.07 12:40:12 3 26.32 0.00 1.11 0.04 0.10 72.43 12:50:01 all 16.07 0.00 0.79 0.04 0.08 83.02 12:50:01 0 15.95 0.00 0.70 0.05 0.08 83.22 12:50:01 1 15.34 0.00 0.74 0.01 0.08 83.82 12:50:01 2 16.38 0.00 0.88 0.04 0.09 82.62 12:50:01 3 16.59 0.00 0.84 0.08 0.08 82.41 13:00:12 all 30.04 0.00 0.94 0.06 0.08 68.88 13:00:12 0 30.25 0.00 0.93 0.08 0.08 68.66 13:00:12 1 29.31 0.00 0.93 0.04 0.08 69.64 13:00:12 2 29.74 0.00 0.99 0.03 0.08 69.16 13:00:12 3 30.84 0.00 0.92 0.09 0.08 68.08 13:10:02 all 10.82 0.00 0.48 0.03 0.06 88.61 13:10:02 0 10.90 0.00 0.55 0.02 0.06 88.47 13:10:02 1 11.26 0.00 0.48 0.02 0.07 88.17 13:10:02 2 11.00 0.00 0.53 0.03 0.07 88.38 13:10:02 3 10.14 0.00 0.35 0.03 0.06 89.42 13:20:01 all 8.75 0.00 0.46 0.03 0.06 90.70 13:20:01 0 8.20 0.00 0.42 0.02 0.06 91.30 13:20:01 1 8.88 0.00 0.48 0.05 0.07 90.52 13:20:01 2 9.16 0.00 0.51 0.02 0.07 90.23 13:20:01 3 8.75 0.00 0.44 0.02 0.06 90.73 13:30:12 all 10.05 0.00 0.40 0.04 0.07 89.45 13:30:12 0 9.91 0.00 0.44 0.02 0.07 89.57 13:30:12 1 10.16 0.00 0.37 0.00 0.06 89.40 13:30:12 2 10.38 0.00 0.36 0.01 0.07 89.17 13:30:12 3 9.74 0.00 0.43 0.12 0.06 89.65 13:40:12 all 9.81 0.00 0.39 0.02 0.08 89.70 13:40:12 0 10.01 0.00 0.40 0.01 0.08 89.51 13:40:12 1 9.98 0.00 0.42 0.02 0.08 89.51 13:40:12 2 10.02 0.00 0.34 0.04 0.08 89.52 13:40:12 3 9.22 0.00 0.40 0.03 0.08 90.27 13:50:01 all 19.82 0.00 0.76 0.04 0.08 79.30 13:50:01 0 20.42 0.00 0.80 0.02 0.08 78.68 13:50:01 1 18.85 0.00 0.75 0.10 0.08 80.22 13:50:01 2 19.91 0.00 0.83 0.03 0.09 79.15 13:50:01 3 20.11 0.00 0.67 0.02 0.08 79.13 14:00:12 all 10.68 0.00 0.52 0.02 0.08 88.70 14:00:12 0 9.99 0.00 0.46 0.03 0.07 89.45 14:00:12 1 10.76 0.00 0.57 0.02 0.08 88.57 14:00:12 2 11.34 0.00 0.48 0.02 0.08 88.07 14:00:12 3 10.64 0.00 0.55 0.02 0.07 88.71 Average: CPU %user %nice %system %iowait %steal %idle Average: all 22.24 0.01 0.96 0.10 0.08 76.62 Average: 0 22.18 0.00 0.92 0.08 0.08 76.74 Average: 1 22.31 0.01 0.99 0.12 0.08 76.49 Average: 2 22.42 0.01 0.96 0.09 0.08 76.44 Average: 3 22.04 0.00 0.96 0.11 0.08 76.81