---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4117 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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: 5600.00 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 130G 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 872 14463 4 16756 30751 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:96:e1:05 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.71/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83647sec preferred_lft 83647sec inet6 fe80::f816:3eff:fe96:e105/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:45:a9:ee:d3:3c 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::6c45:a9ff:feee:d33c/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4117) 09/22/26 _x86_64_ (8 CPU) 08:46:15 LINUX RESTART (8 CPU) 08:50:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:00:20 477.59 0.76 464.62 12.22 32.97 58272.25 80879.18 09:10:20 17.78 0.42 16.56 0.79 9.35 1864.54 3594.05 09:20:10 19.72 0.11 18.14 1.47 2.81 3199.13 3409.65 09:30:01 17.04 0.57 14.75 1.72 19.88 1782.17 2482.35 Average: 134.31 0.46 129.76 4.08 16.31 16433.18 22809.14 08:50:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:00:20 1663848 21647348 10506052 31.97 584580 18518980 17157788 50.60 4784012 22750564 464 09:10:20 317536 19137528 12868128 39.16 568348 17521904 20019608 59.04 4724968 24095804 6676 09:20:10 384792 18223484 13698048 41.68 568292 16637700 21395852 63.09 4798664 23956972 11536 09:30:01 1041472 18573440 13380108 40.72 568564 16304236 20847688 61.48 4770216 23378884 11988 Average: 851912 19395450 12613084 38.38 572446 17245705 19855234 58.55 4769465 23545556 7666 08:50:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:00:20 lo 0.62 0.62 0.05 0.05 0.00 0.00 0.00 0.00 09:00:20 ens3 411.07 241.57 3549.70 94.76 0.00 0.00 0.00 0.00 09:00:20 docker0 26.42 49.63 1.53 756.43 0.00 0.00 0.00 0.00 09:00:20 br-dcd0d36934f5 0.28 0.25 0.01 0.02 0.00 0.00 0.00 0.00 09:00:20 veth1f0ee1d 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 09:00:20 vethff49e4f 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 09:00:20 veth4ca29f5 0.09 0.17 0.01 0.01 0.00 0.00 0.00 0.00 09:00:20 veth7b2794e 6.46 6.09 4.37 1.25 0.00 0.00 0.00 0.00 09:00:20 vethff1e935 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 09:00:20 veth21efad4 0.65 0.66 0.08 0.89 0.00 0.00 0.00 0.00 09:00:20 vethbd7a6eb 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 09:00:20 veth981be40 0.33 0.36 0.04 0.53 0.00 0.00 0.00 0.00 09:10:20 lo 7.54 7.54 20.80 20.80 0.00 0.00 0.00 0.00 09:10:20 ens3 5.85 4.61 5.17 1.74 0.00 0.00 0.00 0.00 09:10:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:20 br-dcd0d36934f5 6.61 7.62 3.55 21.22 0.00 0.00 0.00 0.00 09:10:20 veth1f0ee1d 9.39 10.41 2.42 77.50 0.00 0.00 0.00 0.01 09:10:20 vethff49e4f 0.09 0.09 0.01 0.03 0.00 0.00 0.00 0.00 09:10:20 veth4ca29f5 3.30 3.20 15.76 6.41 0.00 0.00 0.00 0.00 09:10:20 veth7b2794e 91.90 99.62 51.23 47.71 0.00 0.00 0.00 0.00 09:10:20 vethff1e935 5.35 5.25 56.76 15.85 0.00 0.00 0.00 0.00 09:10:20 veth21efad4 82.44 76.23 60.46 37.81 0.00 0.00 0.00 0.00 09:10:20 veth981be40 22.07 20.03 8.78 15.54 0.00 0.00 0.00 0.00 09:20:10 lo 32.93 32.93 146.99 146.99 0.00 0.00 0.00 0.00 09:20:10 ens3 5.01 4.41 7.96 1.11 0.00 0.00 0.00 0.00 09:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:10 br-dcd0d36934f5 22.95 25.74 27.11 128.49 0.00 0.00 0.00 0.00 09:20:10 veth1f0ee1d 31.08 33.89 28.42 254.92 0.00 0.00 0.00 0.02 09:20:10 vethff49e4f 0.01 0.01 0.00 0.00 0.00 0.00 0.00 0.00 09:20:10 veth4ca29f5 9.79 10.05 33.71 20.80 0.00 0.00 0.00 0.00 09:20:10 veth7b2794e 70.76 77.95 55.71 29.60 0.00 0.00 0.00 0.00 09:20:10 vethff1e935 15.00 14.49 128.36 33.62 0.00 0.00 0.00 0.01 09:20:10 veth21efad4 34.21 31.50 28.07 18.64 0.00 0.00 0.00 0.00 09:20:10 veth981be40 49.16 44.92 21.90 39.67 0.00 0.00 0.00 0.00 09:30:01 lo 27.32 27.32 122.31 122.31 0.00 0.00 0.00 0.00 09:30:01 ens3 3.45 3.01 1.91 1.99 0.00 0.00 0.00 0.00 09:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:01 br-dcd0d36934f5 23.75 24.36 27.49 97.19 0.00 0.00 0.00 0.00 09:30:01 veth1f0ee1d 31.55 32.57 27.84 218.22 0.00 0.00 0.00 0.02 09:30:01 vethff49e4f 0.13 0.11 0.01 0.04 0.00 0.00 0.00 0.00 09:30:01 veth4ca29f5 8.43 9.02 26.16 28.82 0.00 0.00 0.00 0.00 09:30:01 veth7b2794e 50.94 56.22 30.67 15.45 0.00 0.00 0.00 0.00 09:30:01 vethff1e935 14.47 13.44 122.49 26.16 0.00 0.00 0.00 0.01 09:30:01 veth21efad4 34.73 31.68 35.16 19.37 0.00 0.00 0.00 0.00 09:30:01 veth981be40 26.76 24.57 9.41 13.07 0.00 0.00 0.00 0.00 Average: lo 16.97 16.97 71.93 71.93 0.00 0.00 0.00 0.00 Average: ens3 107.48 64.06 901.04 25.16 0.00 0.00 0.00 0.00 Average: docker0 6.68 12.54 0.39 191.21 0.00 0.00 0.00 0.00 Average: br-dcd0d36934f5 13.30 14.39 14.42 61.23 0.00 0.00 0.00 0.00 Average: veth1f0ee1d 17.88 19.11 14.54 136.68 0.00 0.00 0.00 0.01 Average: vethff49e4f 0.06 0.08 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth4ca29f5 5.36 5.57 18.80 13.91 0.00 0.00 0.00 0.00 Average: veth7b2794e 54.92 59.86 35.40 23.49 0.00 0.00 0.00 0.00 Average: vethff1e935 8.65 8.27 76.42 18.80 0.00 0.00 0.00 0.01 Average: veth21efad4 38.01 35.02 30.91 19.16 0.00 0.00 0.00 0.00 Average: veth981be40 24.44 22.34 9.97 17.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4117) 09/22/26 _x86_64_ (8 CPU) 08:46:15 LINUX RESTART (8 CPU) 08:50:18 CPU %user %nice %system %iowait %steal %idle 09:00:20 all 33.31 0.02 4.97 2.08 0.02 59.61 09:00:20 0 31.35 0.04 5.27 1.41 0.02 61.92 09:00:20 1 35.92 0.02 4.44 1.36 0.02 58.25 09:00:20 2 31.95 0.03 5.01 1.93 0.02 61.06 09:00:20 3 30.38 0.03 4.51 1.32 0.01 63.76 09:00:20 4 32.63 0.03 4.80 1.96 0.02 60.57 09:00:20 5 34.89 0.01 5.00 1.52 0.02 58.56 09:00:20 6 35.64 0.01 5.60 2.64 0.02 56.08 09:00:20 7 33.72 0.02 5.10 4.49 0.01 56.66 09:10:20 all 7.64 0.00 1.34 0.07 0.01 90.94 09:10:20 0 6.22 0.00 1.69 0.06 0.01 92.03 09:10:20 1 8.17 0.00 1.53 0.06 0.01 90.23 09:10:20 2 8.46 0.01 1.30 0.03 0.01 90.19 09:10:20 3 6.97 0.00 1.26 0.05 0.01 91.72 09:10:20 4 8.11 0.01 1.22 0.17 0.01 90.47 09:10:20 5 7.86 0.00 1.29 0.05 0.01 90.80 09:10:20 6 7.30 0.00 1.15 0.12 0.01 91.42 09:10:20 7 8.03 0.00 1.29 0.04 0.01 90.63 09:20:10 all 8.66 0.00 2.49 0.18 0.01 88.65 09:20:10 0 7.82 0.01 3.39 0.07 0.01 88.70 09:20:10 1 8.37 0.01 2.66 0.37 0.01 88.58 09:20:10 2 8.79 0.00 2.44 0.21 0.01 88.54 09:20:10 3 8.60 0.00 2.38 0.09 0.01 88.92 09:20:10 4 9.82 0.01 2.43 0.32 0.01 87.41 09:20:10 5 8.40 0.00 2.21 0.13 0.01 89.25 09:20:10 6 8.64 0.00 2.17 0.12 0.02 89.05 09:20:10 7 8.89 0.01 2.23 0.14 0.01 88.71 09:30:01 all 7.35 0.01 2.22 0.08 0.01 90.33 09:30:01 0 6.44 0.00 2.96 0.05 0.01 90.53 09:30:01 1 7.12 0.01 2.36 0.05 0.01 90.45 09:30:01 2 7.35 0.01 2.14 0.05 0.01 90.43 09:30:01 3 6.68 0.01 1.93 0.07 0.01 91.30 09:30:01 4 8.39 0.00 2.34 0.07 0.01 89.19 09:30:01 5 7.74 0.01 1.95 0.05 0.02 90.23 09:30:01 6 8.03 0.01 2.10 0.06 0.01 89.79 09:30:01 7 7.04 0.00 1.99 0.23 0.01 90.72 Average: all 14.30 0.01 2.76 0.61 0.01 82.31 Average: 0 12.99 0.01 3.33 0.40 0.01 83.25 Average: 1 14.97 0.01 2.75 0.46 0.01 81.80 Average: 2 14.20 0.01 2.73 0.56 0.01 82.49 Average: 3 13.21 0.01 2.52 0.38 0.01 83.86 Average: 4 14.80 0.01 2.70 0.63 0.01 81.84 Average: 5 14.79 0.01 2.62 0.44 0.01 82.13 Average: 6 14.97 0.01 2.76 0.74 0.01 81.51 Average: 7 14.49 0.01 2.66 1.24 0.01 81.59