---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-9899 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 25G 131G 16% / 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 883 14438 3 16770 30723 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:ef:63:79 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.101/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 81684sec preferred_lft 81684sec inet6 fe80::f816:3eff:feef:6379/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:e5:1f:fb:ab:5f 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::bce5:1fff:fefb:ab5f/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-9899) 05/12/26 _x86_64_ (8 CPU) 08:41:02 LINUX RESTART (8 CPU) 08:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:00:03 14.44 0.56 12.77 1.11 13.81 2408.57 475.88 09:10:01 10.17 0.02 8.96 1.19 0.66 1513.46 571.00 09:20:02 207.19 0.13 198.16 8.90 16.90 36540.30 65568.28 09:30:03 9.55 0.07 9.23 0.25 2.79 339.29 556.31 09:40:03 15.88 0.09 14.83 0.97 1.88 1641.94 5450.99 09:50:01 21.38 0.14 19.37 1.88 16.97 4000.41 10454.26 Average: 46.47 0.17 43.92 2.38 8.84 7745.80 13852.48 08:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:00:03 14603176 25612364 6618884 20.14 508060 9935208 10356972 30.54 3128400 13806136 3304 09:10:01 16035668 27450344 4779872 14.55 514256 10312352 8892868 26.22 3273132 12201476 10944 09:20:02 1848200 21326832 10825484 32.94 599276 17974632 15762552 46.48 6081200 21228084 284 09:30:03 270232 19731456 12419740 37.79 591028 17961376 16938252 49.95 6071012 22823496 1172 09:40:03 514188 19253140 12826396 39.03 582956 17326708 17354452 51.18 6079840 22575760 12272 09:50:01 419048 18581792 13460252 40.96 583116 16791728 18316664 54.01 6015252 22699932 10980 Average: 5615085 21992655 10155105 30.90 563115 15050334 14603627 43.06 5108139 19222481 6493 08:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:00:03 lo 7.08 7.08 1.90 1.90 0.00 0.00 0.00 0.00 09:00:03 ens3 159.32 99.96 154.31 185.19 0.00 0.00 0.00 0.00 09:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 lo 0.84 0.84 0.09 0.09 0.00 0.00 0.00 0.00 09:10:01 ens3 121.48 71.09 102.59 172.99 0.00 0.00 0.00 0.00 09:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:02 lo 1.15 1.15 0.10 0.10 0.00 0.00 0.00 0.00 09:20:02 ens3 268.32 198.54 1599.30 1617.53 0.00 0.00 0.00 0.00 09:20:02 docker0 15.18 28.97 0.90 596.73 0.00 0.00 0.00 0.00 09:20:02 br-84b874f9ec17 0.24 0.21 0.01 0.01 0.00 0.00 0.00 0.00 09:20:02 veth4f51582 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 09:20:02 vethaf45162 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 09:20:02 vethc97b314 6.61 6.22 4.41 1.27 0.00 0.00 0.00 0.00 09:20:02 vethd3f057d 0.11 0.17 0.01 0.01 0.00 0.00 0.00 0.00 09:20:02 veth4a44fd2 0.87 0.91 0.10 0.91 0.00 0.00 0.00 0.00 09:20:02 veth34e4ba5 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 09:20:02 veth2c313a1 0.42 0.42 0.05 0.57 0.00 0.00 0.00 0.00 09:30:03 lo 4.19 4.19 13.99 13.99 0.00 0.00 0.00 0.00 09:30:03 ens3 8.74 5.30 3.24 2.88 0.00 0.00 0.00 0.00 09:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:03 br-84b874f9ec17 2.15 2.09 13.43 0.59 0.00 0.00 0.00 0.00 09:30:03 veth4f51582 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:03 vethaf45162 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:03 vethc97b314 200.19 215.66 143.54 102.25 0.00 0.00 0.00 0.01 09:30:03 vethd3f057d 0.52 0.33 0.08 0.39 0.00 0.00 0.00 0.00 09:30:03 veth4a44fd2 109.60 101.57 79.56 54.63 0.00 0.00 0.00 0.01 09:30:03 veth2c313a1 112.30 104.24 51.31 92.23 0.00 0.00 0.00 0.01 09:40:03 lo 15.80 15.80 62.46 62.46 0.00 0.00 0.00 0.00 09:40:03 ens3 16.00 11.28 14.48 4.45 0.00 0.00 0.00 0.00 09:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:03 br-84b874f9ec17 12.06 13.73 45.43 27.98 0.00 0.00 0.00 0.00 09:40:03 veth4f51582 10.63 12.29 2.63 89.30 0.00 0.00 0.00 0.01 09:40:03 vethaf45162 5.47 5.89 62.50 26.64 0.00 0.00 0.00 0.01 09:40:03 vethc97b314 221.54 240.05 177.53 99.71 0.00 0.00 0.00 0.01 09:40:03 vethd3f057d 3.63 3.07 26.53 7.38 0.00 0.00 0.00 0.00 09:40:03 veth4a44fd2 90.25 83.17 80.53 57.36 0.00 0.00 0.00 0.01 09:40:03 veth2c313a1 157.40 146.18 71.22 122.94 0.00 0.00 0.00 0.01 09:50:01 lo 35.82 35.82 157.68 157.68 0.00 0.00 0.00 0.00 09:50:01 ens3 7.55 6.47 21.03 1.44 0.00 0.00 0.00 0.00 09:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:01 br-84b874f9ec17 24.28 26.84 30.23 148.89 0.00 0.00 0.00 0.00 09:50:01 veth4f51582 35.34 37.90 31.43 339.10 0.00 0.00 0.00 0.03 09:50:01 vethaf45162 19.22 21.06 192.49 120.48 0.00 0.00 0.00 0.02 09:50:01 vethc97b314 77.91 84.84 66.33 30.31 0.00 0.00 0.00 0.01 09:50:01 vethd3f057d 14.51 12.97 120.50 59.67 0.00 0.00 0.00 0.01 09:50:01 veth4a44fd2 41.93 38.12 67.33 21.58 0.00 0.00 0.00 0.01 09:50:01 veth2c313a1 50.19 46.76 22.40 47.68 0.00 0.00 0.00 0.00 Average: lo 10.80 10.80 39.29 39.29 0.00 0.00 0.00 0.00 Average: ens3 96.98 65.49 316.14 331.05 0.00 0.00 0.00 0.00 Average: docker0 2.53 4.83 0.15 99.56 0.00 0.00 0.00 0.00 Average: br-84b874f9ec17 6.44 7.13 14.84 29.50 0.00 0.00 0.00 0.00 Average: veth4f51582 7.65 8.36 5.66 71.22 0.00 0.00 0.00 0.01 Average: vethaf45162 4.11 4.50 42.40 24.46 0.00 0.00 0.00 0.00 Average: vethc97b314 84.39 91.15 65.31 38.94 0.00 0.00 0.00 0.01 Average: vethd3f057d 3.12 2.75 24.46 11.21 0.00 0.00 0.00 0.00 Average: veth4a44fd2 40.45 37.30 37.91 22.42 0.00 0.00 0.00 0.00 Average: veth2c313a1 53.39 49.61 24.17 43.91 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-9899) 05/12/26 _x86_64_ (8 CPU) 08:41:02 LINUX RESTART (8 CPU) 08:50:01 CPU %user %nice %system %iowait %steal %idle 09:00:03 all 87.41 0.00 2.81 0.01 0.12 9.64 09:00:03 0 86.70 0.00 2.62 0.03 0.13 10.52 09:00:03 1 87.03 0.00 2.74 0.00 0.12 10.11 09:00:03 2 88.73 0.00 2.85 0.00 0.12 8.29 09:00:03 3 89.16 0.00 2.69 0.04 0.13 7.98 09:00:03 4 87.80 0.00 3.24 0.03 0.11 8.81 09:00:03 5 86.65 0.00 2.70 0.00 0.13 10.52 09:00:03 6 86.16 0.00 2.73 0.01 0.12 10.98 09:00:03 7 87.04 0.00 2.90 0.00 0.13 9.93 09:10:01 all 96.55 0.00 3.30 0.00 0.12 0.03 09:10:01 0 96.63 0.00 3.21 0.00 0.13 0.04 09:10:01 1 96.51 0.00 3.32 0.00 0.13 0.04 09:10:01 2 96.37 0.00 3.47 0.00 0.12 0.03 09:10:01 3 96.63 0.00 3.21 0.00 0.13 0.03 09:10:01 4 96.47 0.00 3.38 0.00 0.12 0.03 09:10:01 5 96.40 0.00 3.46 0.00 0.12 0.03 09:10:01 6 96.65 0.00 3.21 0.00 0.12 0.02 09:10:01 7 96.70 0.00 3.13 0.00 0.13 0.04 09:20:02 all 19.78 0.02 2.96 4.83 0.07 72.35 09:20:02 0 19.46 0.03 2.89 3.80 0.07 73.75 09:20:02 1 20.32 0.02 3.09 6.70 0.08 69.79 09:20:02 2 19.47 0.01 3.04 4.46 0.07 72.94 09:20:02 3 20.39 0.05 2.91 4.75 0.07 71.84 09:20:02 4 20.95 0.02 3.32 8.08 0.07 67.55 09:20:02 5 18.97 0.01 2.79 2.76 0.07 75.40 09:20:02 6 19.45 0.01 2.72 5.10 0.07 72.65 09:20:02 7 19.23 0.02 2.89 2.96 0.07 74.84 09:30:03 all 7.60 0.00 1.04 0.02 0.06 91.27 09:30:03 0 7.34 0.00 1.07 0.01 0.06 91.53 09:30:03 1 7.69 0.00 1.15 0.01 0.06 91.09 09:30:03 2 7.58 0.00 1.08 0.02 0.06 91.25 09:30:03 3 7.82 0.00 1.05 0.06 0.06 91.01 09:30:03 4 7.88 0.00 1.00 0.01 0.06 91.04 09:30:03 5 7.38 0.00 1.04 0.01 0.06 91.52 09:30:03 6 8.43 0.00 1.00 0.06 0.06 90.45 09:30:03 7 6.71 0.00 0.93 0.01 0.05 92.30 09:40:03 all 6.23 0.00 1.35 0.07 0.06 92.28 09:40:03 0 5.98 0.00 1.31 0.12 0.06 92.54 09:40:03 1 6.64 0.01 1.47 0.10 0.07 91.71 09:40:03 2 7.05 0.01 1.46 0.06 0.07 91.37 09:40:03 3 6.27 0.00 1.27 0.02 0.06 92.37 09:40:03 4 5.72 0.00 1.28 0.04 0.07 92.89 09:40:03 5 7.63 0.00 1.43 0.03 0.07 90.85 09:40:03 6 5.23 0.00 1.31 0.14 0.06 93.26 09:40:03 7 5.35 0.00 1.27 0.07 0.06 93.25 09:50:01 all 9.24 0.00 2.21 0.11 0.08 88.36 09:50:01 0 8.16 0.01 2.25 0.07 0.08 89.44 09:50:01 1 10.01 0.00 2.28 0.09 0.09 87.53 09:50:01 2 9.51 0.00 2.38 0.06 0.09 87.96 09:50:01 3 9.66 0.01 2.25 0.19 0.08 87.82 09:50:01 4 9.16 0.01 2.11 0.17 0.08 88.47 09:50:01 5 9.23 0.00 2.15 0.13 0.08 88.41 09:50:01 6 9.37 0.01 2.18 0.09 0.08 88.27 09:50:01 7 8.81 0.01 2.05 0.08 0.08 88.98 Average: all 37.94 0.01 2.28 0.84 0.09 58.85 Average: 0 37.50 0.01 2.23 0.67 0.09 59.51 Average: 1 38.15 0.01 2.34 1.15 0.09 58.26 Average: 2 38.28 0.00 2.38 0.77 0.09 58.48 Average: 3 38.46 0.01 2.23 0.84 0.09 58.37 Average: 4 38.16 0.01 2.39 1.39 0.08 57.97 Average: 5 37.85 0.00 2.26 0.49 0.09 59.32 Average: 6 37.70 0.00 2.19 0.90 0.09 59.12 Average: 7 37.44 0.01 2.20 0.52 0.09 59.75