---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1511 5.15.0-194-generic #204-Ubuntu SMP Wed Sep 2 13:09:23 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 26G 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 1003 13505 4 17583 30610 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:7f:86:71 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.230/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83688sec preferred_lft 83688sec inet6 fe80::f816:3eff:fe7f:8671/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:3d:2c:2e:77:f9 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::643d:2cff:fe2e:77f9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1511) 10/14/26 _x86_64_ (8 CPU) 06:56:20 LINUX RESTART (8 CPU) 07:00:26 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:10:13 362.43 0.90 346.66 14.87 250.93 56678.48 458724.61 07:20:08 22.94 0.36 21.44 1.14 6.40 2484.98 4505.86 07:30:38 15.80 0.58 13.95 1.26 16.22 2229.08 18418.78 07:40:06 19.04 0.54 15.77 2.74 7.64 2053.13 88992.57 Average: 103.89 0.59 98.36 4.94 69.63 15686.91 140438.08 07:00:26 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:10:13 2426624 22592552 9558064 29.09 585068 18685104 16410524 48.39 4858996 21889972 252 07:20:08 243892 19252048 12665440 38.54 569480 17771084 20685168 61.00 4742360 24123796 11796 07:30:38 301796 18893212 13021408 39.62 569124 17364796 20818384 61.39 4740128 24072272 13700 07:40:06 4766808 22915856 9037104 27.50 570252 16895076 15113296 44.57 4656836 19729464 1508 Average: 1934780 20913417 11070504 33.69 573481 17679015 18256843 53.84 4749580 22453876 6814 07:00:26 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:10:13 lo 2.20 2.20 0.66 0.66 0.00 0.00 0.00 0.00 07:10:13 ens3 378.19 242.83 3459.82 85.87 0.00 0.00 0.00 0.00 07:10:13 docker0 25.35 45.96 1.92 779.23 0.00 0.00 0.00 0.00 07:10:13 br-e5b9270193ba 0.29 0.25 0.01 0.02 0.00 0.00 0.00 0.00 07:10:13 vetha6e16ce 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 07:10:13 veth4d61554 6.68 6.40 4.62 1.30 0.00 0.00 0.00 0.00 07:10:13 veth81e019b 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 07:10:13 veth48719c5 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 07:10:13 veth090dd3e 0.17 0.22 0.02 0.01 0.00 0.00 0.00 0.00 07:10:13 vetha0fd2f1 0.91 0.87 0.11 0.94 0.00 0.00 0.00 0.00 07:10:13 veth34c151e 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 07:10:13 veth448d91b 0.63 0.57 0.08 0.71 0.00 0.00 0.00 0.00 07:20:08 lo 9.50 9.50 25.47 25.47 0.00 0.00 0.00 0.00 07:20:08 ens3 6.87 6.42 9.30 2.36 0.00 0.00 0.00 0.00 07:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:08 br-e5b9270193ba 8.94 10.29 4.34 29.16 0.00 0.00 0.00 0.00 07:20:08 vetha6e16ce 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 07:20:08 veth4d61554 89.55 95.79 49.83 49.11 0.00 0.00 0.00 0.00 07:20:08 veth81e019b 9.61 9.24 99.70 26.93 0.00 0.00 0.00 0.01 07:20:08 veth48719c5 14.35 16.07 3.48 128.15 0.00 0.00 0.00 0.01 07:20:08 veth090dd3e 4.83 4.70 26.67 8.80 0.00 0.00 0.00 0.00 07:20:08 vetha0fd2f1 80.26 74.30 63.45 38.56 0.00 0.00 0.00 0.01 07:20:08 veth448d91b 20.87 20.03 9.54 13.54 0.00 0.00 0.00 0.00 07:30:38 lo 35.18 35.18 164.56 164.56 0.00 0.00 0.00 0.00 07:30:38 ens3 4.20 3.30 4.79 1.94 0.00 0.00 0.00 0.00 07:30:38 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:38 br-e5b9270193ba 21.73 24.36 31.34 137.75 0.00 0.00 0.00 0.00 07:30:38 vetha6e16ce 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:38 veth4d61554 58.59 63.43 50.96 27.92 0.00 0.00 0.00 0.00 07:30:38 veth81e019b 13.17 12.47 88.94 22.78 0.00 0.00 0.00 0.01 07:30:38 veth48719c5 28.70 31.23 32.30 224.80 0.00 0.00 0.00 0.02 07:30:38 veth090dd3e 9.36 10.03 23.04 25.56 0.00 0.00 0.00 0.00 07:30:38 vetha0fd2f1 34.83 31.89 33.42 19.29 0.00 0.00 0.00 0.00 07:30:38 veth448d91b 34.36 32.61 19.95 34.40 0.00 0.00 0.00 0.00 07:40:06 lo 26.66 26.66 115.33 115.33 0.00 0.00 0.00 0.00 07:40:06 ens3 4.58 4.09 11.22 1.29 0.00 0.00 0.00 0.00 07:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:06 br-e5b9270193ba 21.20 22.48 25.12 101.95 0.00 0.00 0.00 0.00 07:40:06 vetha6e16ce 0.14 0.16 0.02 0.05 0.00 0.00 0.00 0.00 07:40:06 veth4d61554 40.18 44.56 23.90 11.07 0.00 0.00 0.00 0.00 07:40:06 veth81e019b 14.57 14.33 151.74 32.42 0.00 0.00 0.00 0.01 07:40:06 veth48719c5 29.17 30.33 25.49 252.22 0.00 0.00 0.00 0.02 07:40:06 veth090dd3e 8.90 9.42 32.35 30.16 0.00 0.00 0.00 0.00 07:40:06 vetha0fd2f1 32.32 28.90 35.68 18.75 0.00 0.00 0.00 0.00 Average: lo 18.59 18.59 77.60 77.60 0.00 0.00 0.00 0.00 Average: ens3 97.24 63.37 860.01 22.60 0.00 0.00 0.00 0.00 Average: docker0 6.26 11.34 0.47 192.28 0.00 0.00 0.00 0.00 Average: br-e5b9270193ba 13.12 14.45 15.38 68.07 0.00 0.00 0.00 0.00 Average: vetha6e16ce 0.07 0.09 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth4d61554 49.12 52.94 32.78 22.63 0.00 0.00 0.00 0.00 Average: veth81e019b 9.37 9.06 84.68 20.50 0.00 0.00 0.00 0.01 Average: veth48719c5 18.15 19.55 15.50 151.72 0.00 0.00 0.00 0.01 Average: veth090dd3e 5.85 6.13 20.49 16.17 0.00 0.00 0.00 0.00 Average: vetha0fd2f1 37.21 34.12 33.25 19.45 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1511) 10/14/26 _x86_64_ (8 CPU) 06:56:20 LINUX RESTART (8 CPU) 07:00:26 CPU %user %nice %system %iowait %steal %idle 07:10:13 all 34.68 0.02 4.46 1.16 0.01 59.67 07:10:13 0 32.86 0.02 5.00 0.90 0.01 61.22 07:10:13 1 33.17 0.04 4.37 1.32 0.01 61.10 07:10:13 2 36.17 0.01 4.64 0.82 0.02 58.34 07:10:13 3 34.34 0.01 4.55 1.87 0.01 59.21 07:10:13 4 34.15 0.02 4.25 0.90 0.01 60.67 07:10:13 5 34.03 0.03 4.07 0.76 0.01 61.10 07:10:13 6 35.75 0.04 4.30 0.96 0.01 58.94 07:10:13 7 37.00 0.01 4.49 1.75 0.01 56.73 07:20:08 all 8.47 0.01 1.62 0.09 0.01 89.81 07:20:08 0 7.81 0.01 2.12 0.04 0.01 90.01 07:20:08 1 9.28 0.00 1.83 0.05 0.01 88.83 07:20:08 2 8.04 0.00 1.54 0.06 0.01 90.36 07:20:08 3 7.89 0.01 1.61 0.15 0.01 90.34 07:20:08 4 9.04 0.01 1.49 0.14 0.01 89.31 07:20:08 5 8.67 0.01 1.48 0.14 0.01 89.70 07:20:08 6 8.36 0.00 1.53 0.12 0.01 89.99 07:20:08 7 8.66 0.01 1.34 0.05 0.01 89.94 07:30:38 all 8.75 0.00 2.60 0.08 0.01 88.56 07:30:38 0 8.49 0.00 3.65 0.12 0.01 87.72 07:30:38 1 9.89 0.00 2.88 0.11 0.01 87.11 07:30:38 2 8.01 0.01 2.47 0.09 0.01 89.42 07:30:38 3 8.15 0.00 2.44 0.03 0.01 89.36 07:30:38 4 8.69 0.00 2.37 0.09 0.01 88.83 07:30:38 5 9.35 0.01 2.37 0.02 0.01 88.24 07:30:38 6 8.65 0.00 2.33 0.09 0.01 88.91 07:30:38 7 8.77 0.01 2.28 0.05 0.01 88.89 07:40:06 all 7.07 0.01 2.22 0.11 0.01 90.58 07:40:06 0 6.53 0.00 3.15 0.17 0.01 90.14 07:40:06 1 6.80 0.00 2.44 0.26 0.01 90.49 07:40:06 2 6.94 0.01 2.12 0.10 0.01 90.82 07:40:06 3 7.25 0.01 1.96 0.10 0.01 90.68 07:40:06 4 7.13 0.01 2.05 0.04 0.01 90.76 07:40:06 5 7.87 0.00 2.11 0.06 0.01 89.94 07:40:06 6 7.40 0.01 2.07 0.11 0.01 90.40 07:40:06 7 6.63 0.00 1.86 0.06 0.01 91.44 Average: all 14.67 0.01 2.72 0.36 0.01 82.23 Average: 0 13.82 0.01 3.48 0.30 0.01 82.38 Average: 1 14.73 0.01 2.88 0.43 0.01 81.94 Average: 2 14.71 0.01 2.69 0.26 0.01 82.32 Average: 3 14.33 0.01 2.64 0.53 0.01 82.48 Average: 4 14.70 0.01 2.54 0.29 0.01 82.45 Average: 5 14.93 0.01 2.50 0.24 0.01 82.30 Average: 6 14.97 0.01 2.55 0.32 0.01 82.14 Average: 7 15.20 0.01 2.49 0.47 0.01 81.82