---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1386 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 27G 129G 17% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 874 15154 4 16063 30749 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:ed:45:63 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.157/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 81210sec preferred_lft 81210sec inet6 fe80::f816:3eff:feed:4563/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:15:b5:0a:04:10 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::9015:b5ff:fe0a:410/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1386) 03/12/26 _x86_64_ (8 CPU) 10:06:51 LINUX RESTART (8 CPU) 10:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:29 14.99 0.46 13.22 1.31 18.17 4054.87 3980.51 10:30:10 10.35 0.33 9.32 0.70 6.17 960.11 75.36 10:40:01 130.15 0.29 123.27 6.59 39.12 17045.39 113240.86 10:50:00 455.58 0.52 445.83 9.22 6.14 48162.36 144423.74 11:00:09 131.56 0.94 125.98 4.63 27.31 12440.98 2898.34 11:10:01 11.17 0.62 10.35 0.20 13.39 485.54 5318.89 11:20:09 29.10 0.19 26.43 2.48 19.60 4445.87 9742.46 11:30:29 32.67 0.25 10.13 22.30 5.81 2313.58 430689.05 Average: 101.55 0.45 95.11 5.99 16.96 11198.59 89839.10 10:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:29 20011320 24045484 8259136 25.13 163488 4078640 9022764 26.61 847648 11512220 8608 10:30:10 20223244 24508480 7792916 23.71 171092 4297568 11012848 32.48 919656 11209864 2196 10:40:01 18187900 25937532 6346664 19.31 232660 7543956 5878268 17.33 2573280 11400184 124832 10:50:00 7784620 26297328 5906136 17.97 566808 17091696 5774868 17.03 6471704 16941144 204 11:00:09 228528 20173420 11971284 36.43 593320 18394056 15733224 46.40 6800952 22074360 660 11:10:01 276912 19221464 12923276 39.33 590780 17417072 16684612 49.20 6419092 22428484 748 11:20:09 393952 17832844 14162220 43.10 592204 16093772 18705192 55.16 6315820 22391040 15636 11:30:29 341144 17435968 14562136 44.31 592372 15760212 19008800 56.05 6169680 22635392 35548 Average: 8430952 21931565 10240471 31.16 437840 12584622 12727572 37.53 4564729 17574086 23554 10:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:29 lo 2.12 2.12 1.00 1.00 0.00 0.00 0.00 0.00 10:20:29 ens3 223.24 151.36 339.55 386.85 0.00 0.00 0.00 0.00 10:20:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:10 lo 5.93 5.93 1.00 1.00 0.00 0.00 0.00 0.00 10:30:10 ens3 37.51 29.77 171.53 10.95 0.00 0.00 0.00 0.00 10:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:01 lo 0.84 0.84 0.15 0.15 0.00 0.00 0.00 0.00 10:40:01 ens3 127.16 98.24 1057.87 1248.31 0.00 0.00 0.00 0.00 10:40:01 docker0 11.12 23.02 0.67 489.12 0.00 0.00 0.00 0.00 10:50:00 lo 0.88 0.88 0.18 0.18 0.00 0.00 0.00 0.00 10:50:00 ens3 277.16 188.78 2245.03 1865.33 0.00 0.00 0.00 0.00 10:50:00 docker0 17.21 26.32 0.96 320.37 0.00 0.00 0.00 0.00 11:00:09 lo 0.62 0.62 0.10 0.10 0.00 0.00 0.00 0.00 11:00:09 ens3 119.03 98.71 862.45 352.37 0.00 0.00 0.00 0.00 11:00:09 docker0 1.52 2.79 0.09 44.34 0.00 0.00 0.00 0.00 11:00:09 br-f23fd8396923 0.24 0.21 0.01 0.01 0.00 0.00 0.00 0.00 11:00:09 veth25c57f3 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 11:00:09 veth3c7a9b3 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 11:00:09 veth4d546ef 59.41 63.46 26.12 32.06 0.00 0.00 0.00 0.00 11:00:09 veth41449cb 0.43 0.39 0.05 0.23 0.00 0.00 0.00 0.00 11:00:09 veth93e95a5 59.33 54.82 43.70 22.82 0.00 0.00 0.00 0.00 11:00:09 veth77a02d9 1.07 1.80 0.98 12.63 0.00 0.00 0.00 0.00 11:00:09 veth72baa69 1.97 1.57 0.27 1.54 0.00 0.00 0.00 0.00 11:10:01 lo 11.16 11.16 54.51 54.51 0.00 0.00 0.00 0.00 11:10:01 ens3 17.58 13.50 7.18 7.14 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 11:10:01 br-f23fd8396923 6.13 6.07 53.44 1.21 0.00 0.00 0.00 0.00 11:10:01 veth25c57f3 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 veth3c7a9b3 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 veth4d546ef 332.52 358.48 273.42 158.51 0.00 0.00 0.00 0.02 11:10:01 veth41449cb 0.40 0.20 0.07 0.35 0.00 0.00 0.00 0.00 11:10:01 veth93e95a5 116.35 107.84 100.64 73.16 0.00 0.00 0.00 0.01 11:10:01 veth72baa69 250.99 233.67 115.00 204.47 0.00 0.00 0.00 0.02 11:20:09 lo 26.12 26.12 92.05 92.05 0.00 0.00 0.00 0.00 11:20:09 ens3 10.16 8.74 30.82 1.85 0.00 0.00 0.00 0.00 11:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:09 br-f23fd8396923 21.15 24.05 19.72 103.59 0.00 0.00 0.00 0.00 11:20:09 veth25c57f3 32.22 35.11 16.57 329.62 0.00 0.00 0.00 0.03 11:20:09 veth3c7a9b3 20.19 22.38 228.01 121.87 0.00 0.00 0.00 0.02 11:20:09 veth4d546ef 78.57 85.82 59.76 29.21 0.00 0.00 0.00 0.00 11:20:09 veth41449cb 13.60 11.58 121.49 41.88 0.00 0.00 0.00 0.01 11:20:09 veth93e95a5 44.00 40.41 54.36 24.67 0.00 0.00 0.00 0.00 11:20:09 veth72baa69 48.43 44.65 20.84 37.36 0.00 0.00 0.00 0.00 11:30:29 lo 37.45 37.45 178.41 178.41 0.00 0.00 0.00 0.00 11:30:29 ens3 0.88 0.67 0.25 0.50 0.00 0.00 0.00 0.00 11:30:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:29 br-f23fd8396923 21.80 23.39 36.14 143.03 0.00 0.00 0.00 0.00 11:30:29 veth25c57f3 28.30 29.75 36.96 218.47 0.00 0.00 0.00 0.02 11:30:29 veth3c7a9b3 12.77 14.12 77.20 77.13 0.00 0.00 0.00 0.01 11:30:29 veth4d546ef 63.80 70.17 52.49 22.72 0.00 0.00 0.00 0.00 11:30:29 veth41449cb 12.72 11.96 77.59 76.61 0.00 0.00 0.00 0.01 11:30:29 veth93e95a5 47.10 43.00 84.86 26.34 0.00 0.00 0.00 0.01 11:30:29 veth72baa69 30.71 28.00 14.28 28.69 0.00 0.00 0.00 0.00 Average: lo 10.74 10.74 41.47 41.47 0.00 0.00 0.00 0.00 Average: ens3 102.10 74.03 586.80 481.81 0.00 0.00 0.00 0.00 Average: docker0 3.69 6.44 0.21 105.29 0.00 0.00 0.00 0.00 Average: br-f23fd8396923 6.24 6.80 13.67 31.55 0.00 0.00 0.00 0.00 Average: veth25c57f3 7.69 8.25 6.83 69.55 0.00 0.00 0.00 0.01 Average: veth3c7a9b3 4.19 4.65 38.62 25.25 0.00 0.00 0.00 0.00 Average: veth4d546ef 66.33 71.76 51.07 30.07 0.00 0.00 0.00 0.00 Average: veth41449cb 3.45 3.07 25.27 15.18 0.00 0.00 0.00 0.00 Average: veth93e95a5 33.33 30.74 35.58 18.33 0.00 0.00 0.00 0.00 Average: veth72baa69 41.05 38.05 18.58 33.64 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1386) 03/12/26 _x86_64_ (8 CPU) 10:06:51 LINUX RESTART (8 CPU) 10:10:01 CPU %user %nice %system %iowait %steal %idle 10:20:29 all 48.06 0.00 1.74 0.03 0.07 50.09 10:20:29 0 45.60 0.00 1.72 0.01 0.07 52.60 10:20:29 1 56.21 0.00 1.66 0.02 0.08 42.03 10:20:29 2 48.85 0.00 1.89 0.04 0.07 49.15 10:20:29 3 44.82 0.00 1.96 0.14 0.07 53.02 10:20:29 4 46.07 0.00 1.82 0.01 0.08 52.03 10:20:29 5 45.67 0.00 1.56 0.01 0.07 52.69 10:20:29 6 47.55 0.00 1.62 0.01 0.07 50.75 10:20:29 7 49.74 0.00 1.72 0.00 0.07 48.46 10:30:10 all 78.48 0.00 2.31 0.00 0.09 19.12 10:30:10 0 76.62 0.00 2.22 0.00 0.08 21.08 10:30:10 1 77.23 0.00 2.58 0.00 0.09 20.10 10:30:10 2 78.98 0.00 2.12 0.00 0.09 18.81 10:30:10 3 77.13 0.00 2.34 0.00 0.08 20.44 10:30:10 4 77.92 0.00 2.27 0.00 0.08 19.72 10:30:10 5 79.47 0.00 2.64 0.01 0.09 17.80 10:30:10 6 81.84 0.00 2.17 0.01 0.09 15.89 10:30:10 7 78.63 0.00 2.15 0.01 0.09 19.12 10:40:01 all 68.16 0.00 3.43 0.27 0.09 28.05 10:40:01 0 67.65 0.00 3.39 0.26 0.08 28.62 10:40:01 1 67.95 0.00 3.68 0.42 0.09 27.86 10:40:01 2 68.14 0.00 3.12 0.21 0.08 28.45 10:40:01 3 68.20 0.00 3.52 0.39 0.08 27.80 10:40:01 4 68.70 0.00 3.57 0.18 0.09 27.47 10:40:01 5 68.73 0.00 3.54 0.35 0.09 27.30 10:40:01 6 67.98 0.00 3.36 0.21 0.09 28.36 10:40:01 7 67.91 0.00 3.29 0.17 0.08 28.55 10:50:00 all 25.07 0.00 3.47 0.71 0.07 70.68 10:50:00 0 21.30 0.00 3.22 0.75 0.07 74.67 10:50:00 1 31.44 0.00 3.71 0.55 0.07 64.24 10:50:00 2 23.04 0.00 3.50 0.60 0.07 72.79 10:50:00 3 21.96 0.00 3.97 0.81 0.07 73.19 10:50:00 4 29.44 0.00 3.91 0.52 0.07 66.06 10:50:00 5 23.67 0.00 3.09 1.17 0.07 72.01 10:50:00 6 27.04 0.00 3.29 0.74 0.07 68.87 10:50:00 7 22.69 0.00 3.04 0.57 0.07 73.64 11:00:09 all 9.27 0.02 1.54 0.29 0.06 88.82 11:00:09 0 9.26 0.01 1.77 0.40 0.06 88.48 11:00:09 1 10.08 0.02 1.69 0.30 0.07 87.84 11:00:09 2 11.07 0.02 1.56 0.13 0.07 87.15 11:00:09 3 8.96 0.03 1.50 0.50 0.06 88.95 11:00:09 4 10.18 0.03 1.53 0.28 0.06 87.92 11:00:09 5 8.25 0.02 1.36 0.32 0.06 89.99 11:00:09 6 8.12 0.02 1.51 0.21 0.06 90.09 11:00:09 7 8.21 0.02 1.42 0.19 0.06 90.11 11:10:01 all 7.37 0.00 1.16 0.02 0.07 91.38 11:10:01 0 9.49 0.00 1.22 0.01 0.06 89.22 11:10:01 1 9.49 0.00 1.28 0.03 0.07 89.13 11:10:01 2 8.32 0.00 1.26 0.02 0.07 90.33 11:10:01 3 7.03 0.00 0.95 0.02 0.07 91.93 11:10:01 4 6.57 0.00 1.02 0.02 0.06 92.33 11:10:01 5 6.98 0.00 1.08 0.08 0.06 91.80 11:10:01 6 5.20 0.00 1.16 0.01 0.06 93.57 11:10:01 7 5.91 0.00 1.28 0.01 0.06 92.74 11:20:09 all 8.99 0.01 1.95 0.14 0.08 88.83 11:20:09 0 9.15 0.01 2.02 0.06 0.08 88.68 11:20:09 1 10.26 0.00 2.06 0.22 0.08 87.37 11:20:09 2 9.59 0.01 2.07 0.29 0.08 87.96 11:20:09 3 8.74 0.01 1.92 0.07 0.08 89.18 11:20:09 4 8.08 0.01 1.85 0.13 0.08 89.86 11:20:09 5 8.38 0.01 1.82 0.11 0.07 89.60 11:20:09 6 9.37 0.01 2.02 0.07 0.08 88.46 11:20:09 7 8.36 0.00 1.85 0.16 0.08 89.55 11:30:29 all 8.42 0.00 2.11 0.06 0.09 89.33 11:30:29 0 7.95 0.00 2.10 0.05 0.09 89.81 11:30:29 1 8.69 0.00 2.18 0.08 0.09 88.96 11:30:29 2 9.59 0.00 2.24 0.06 0.09 88.01 11:30:29 3 8.71 0.00 2.15 0.03 0.09 89.02 11:30:29 4 7.93 0.00 1.94 0.04 0.09 90.00 11:30:29 5 7.94 0.00 2.03 0.03 0.09 89.91 11:30:29 6 8.56 0.00 2.05 0.01 0.09 89.29 11:30:29 7 7.95 0.00 2.17 0.16 0.09 89.64 Average: all 31.51 0.00 2.21 0.19 0.08 66.01 Average: 0 30.65 0.00 2.20 0.19 0.07 66.88 Average: 1 33.74 0.00 2.35 0.20 0.08 63.63 Average: 2 32.00 0.00 2.22 0.17 0.08 65.54 Average: 3 30.44 0.01 2.28 0.24 0.07 66.95 Average: 4 31.63 0.00 2.23 0.15 0.08 65.91 Average: 5 30.89 0.00 2.13 0.26 0.07 66.64 Average: 6 31.74 0.00 2.14 0.16 0.08 65.88 Average: 7 30.97 0.00 2.11 0.16 0.08 66.68