---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4389 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 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 1000 14844 4 16246 30622 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:58:ff:4b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.98/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83692sec preferred_lft 83692sec inet6 fe80::f816:3eff:fe58:ff4b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:db:30:ee:3c:eb 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::44db:30ff:feee:3ceb/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-4389) 09/23/26 _x86_64_ (8 CPU) 07:37:58 LINUX RESTART (8 CPU) 07:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:50:01 631.81 1.97 609.55 20.29 153.43 72507.80 92652.09 08:00:01 16.04 0.42 14.83 0.79 9.61 2623.64 3761.12 08:10:01 19.88 0.09 18.34 1.45 2.15 3257.97 7162.52 08:20:01 12.31 0.08 11.26 0.98 1.64 1522.75 2112.08 Average: 170.05 0.64 163.53 5.88 41.72 19982.52 26427.86 07:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:50:01 2250652 22152352 10000356 30.43 584828 18439040 17590428 51.87 4645872 22331656 77832 08:00:01 292072 18586452 13400540 40.78 568596 17019948 20761280 61.22 4631708 24238492 16872 08:10:01 420128 17622268 14297804 43.51 569388 16009524 22212868 65.50 4714484 24020564 13136 08:20:01 1197576 18117752 13845580 42.13 569660 15688076 21463804 63.29 4676508 23319884 20388 Average: 1040107 19119706 12886070 39.21 573118 16789147 20507095 60.47 4667143 23477649 32057 07:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:50:01 lo 0.96 0.96 0.08 0.08 0.00 0.00 0.00 0.00 07:50:01 ens3 563.99 334.04 5463.48 101.84 0.00 0.00 0.00 0.00 07:50:01 docker0 36.33 65.75 2.06 862.66 0.00 0.00 0.00 0.00 07:50:01 br-3c60546f07ba 0.26 0.24 0.01 0.02 0.00 0.00 0.00 0.00 07:50:01 veth65f9823 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 07:50:01 veth2717a2c 5.55 5.28 3.19 1.16 0.00 0.00 0.00 0.00 07:50:01 vethc6287d5 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 07:50:01 vetha0e5c7d 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 07:50:01 veth358fc0c 0.05 0.13 0.00 0.01 0.00 0.00 0.00 0.00 07:50:01 veth9340090 0.11 0.15 0.01 0.21 0.00 0.00 0.00 0.00 07:50:01 veth2c4fdc3 0.01 0.03 0.00 0.00 0.00 0.00 0.00 0.00 07:50:01 veth61efd66 0.03 0.04 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 lo 7.27 7.27 20.35 20.35 0.00 0.00 0.00 0.00 08:00:01 ens3 4.93 4.07 1.80 1.57 0.00 0.00 0.00 0.00 08:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 br-3c60546f07ba 5.79 6.80 3.45 17.58 0.00 0.00 0.00 0.00 08:00:01 veth65f9823 0.09 0.10 0.01 0.03 0.00 0.00 0.00 0.00 08:00:01 veth2717a2c 90.64 97.43 50.18 46.98 0.00 0.00 0.00 0.00 08:00:01 vethc6287d5 8.50 9.55 2.33 73.91 0.00 0.00 0.00 0.01 08:00:01 vetha0e5c7d 5.26 5.36 56.80 15.88 0.00 0.00 0.00 0.00 08:00:01 veth358fc0c 3.46 3.15 15.78 6.39 0.00 0.00 0.00 0.00 08:00:01 veth9340090 84.03 77.99 60.56 38.97 0.00 0.00 0.00 0.00 08:00:01 veth61efd66 18.26 17.02 7.91 13.33 0.00 0.00 0.00 0.00 08:10:01 lo 31.11 31.11 138.71 138.71 0.00 0.00 0.00 0.00 08:10:01 ens3 5.80 5.05 14.27 1.51 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 br-3c60546f07ba 27.97 30.22 26.47 127.68 0.00 0.00 0.00 0.00 08:10:01 veth65f9823 0.01 0.01 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 veth2717a2c 51.84 56.83 40.75 21.63 0.00 0.00 0.00 0.00 08:10:01 vethc6287d5 36.27 38.52 27.70 258.21 0.00 0.00 0.00 0.02 08:10:01 vetha0e5c7d 15.11 14.46 132.34 33.43 0.00 0.00 0.00 0.01 08:10:01 veth358fc0c 9.51 10.10 33.47 26.17 0.00 0.00 0.00 0.00 08:10:01 veth9340090 28.77 26.09 31.86 13.69 0.00 0.00 0.00 0.00 08:10:01 veth61efd66 33.45 31.21 15.57 29.38 0.00 0.00 0.00 0.00 08:20:01 lo 29.32 29.32 138.88 138.88 0.00 0.00 0.00 0.00 08:20:01 ens3 2.11 1.90 3.72 0.79 0.00 0.00 0.00 0.00 08:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 br-3c60546f07ba 26.37 26.37 30.31 113.57 0.00 0.00 0.00 0.00 08:20:01 veth65f9823 0.02 0.03 0.00 0.01 0.00 0.00 0.00 0.00 08:20:01 veth2717a2c 53.82 59.09 40.33 18.02 0.00 0.00 0.00 0.00 08:20:01 vethc6287d5 30.90 31.23 30.45 162.28 0.00 0.00 0.00 0.01 08:20:01 vetha0e5c7d 9.54 8.38 49.95 10.19 0.00 0.00 0.00 0.00 08:20:01 veth358fc0c 6.53 7.35 10.44 26.79 0.00 0.00 0.00 0.00 08:20:01 veth9340090 42.95 39.59 35.82 25.41 0.00 0.00 0.00 0.00 08:20:01 veth61efd66 21.07 19.18 9.55 16.73 0.00 0.00 0.00 0.00 Average: lo 17.16 17.16 74.49 74.49 0.00 0.00 0.00 0.00 Average: ens3 144.24 86.28 1371.15 26.44 0.00 0.00 0.00 0.00 Average: docker0 9.08 16.44 0.51 215.72 0.00 0.00 0.00 0.00 Average: br-3c60546f07ba 15.09 15.91 15.06 64.70 0.00 0.00 0.00 0.00 Average: veth65f9823 0.04 0.06 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth2717a2c 50.46 54.66 33.61 21.95 0.00 0.00 0.00 0.00 Average: vethc6287d5 18.92 19.85 15.11 123.59 0.00 0.00 0.00 0.01 Average: vetha0e5c7d 7.48 7.08 59.77 14.88 0.00 0.00 0.00 0.00 Average: veth358fc0c 4.89 5.18 14.92 14.84 0.00 0.00 0.00 0.00 Average: veth9340090 38.96 35.95 32.06 19.57 0.00 0.00 0.00 0.00 Average: veth61efd66 18.20 16.86 8.26 14.86 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4389) 09/23/26 _x86_64_ (8 CPU) 07:37:58 LINUX RESTART (8 CPU) 07:40:01 CPU %user %nice %system %iowait %steal %idle 07:50:01 all 35.17 0.02 5.80 1.42 0.02 57.56 07:50:01 0 37.07 0.02 5.93 1.38 0.02 55.58 07:50:01 1 32.04 0.03 5.71 1.15 0.02 61.05 07:50:01 2 35.41 0.02 5.52 1.38 0.02 57.66 07:50:01 3 38.43 0.02 5.85 1.17 0.02 54.52 07:50:01 4 35.10 0.02 5.71 1.57 0.02 57.58 07:50:01 5 35.04 0.04 5.85 1.55 0.02 57.51 07:50:01 6 34.51 0.02 5.59 1.78 0.02 58.09 07:50:01 7 33.79 0.03 6.28 1.40 0.02 58.47 08:00:01 all 8.34 0.00 1.45 0.06 0.01 90.15 08:00:01 0 9.06 0.00 1.89 0.05 0.01 88.99 08:00:01 1 8.50 0.00 1.61 0.06 0.01 89.82 08:00:01 2 9.13 0.00 1.52 0.08 0.01 89.25 08:00:01 3 8.22 0.00 1.35 0.06 0.01 90.36 08:00:01 4 7.72 0.02 1.38 0.07 0.01 90.80 08:00:01 5 8.37 0.01 1.31 0.02 0.01 90.28 08:00:01 6 8.51 0.00 1.33 0.07 0.01 90.08 08:00:01 7 7.18 0.00 1.17 0.05 0.01 91.59 08:10:01 all 8.90 0.01 2.45 0.10 0.01 88.52 08:10:01 0 8.26 0.00 3.37 0.07 0.01 88.29 08:10:01 1 8.97 0.01 2.62 0.18 0.01 88.21 08:10:01 2 9.48 0.01 2.58 0.05 0.01 87.87 08:10:01 3 8.74 0.00 2.36 0.12 0.01 88.77 08:10:01 4 8.69 0.02 2.18 0.15 0.01 88.95 08:10:01 5 9.33 0.00 2.27 0.11 0.01 88.28 08:10:01 6 8.96 0.01 2.08 0.08 0.01 88.85 08:10:01 7 8.80 0.00 2.18 0.03 0.01 88.98 08:20:01 all 7.08 0.00 2.17 0.06 0.01 90.67 08:20:01 0 6.84 0.00 2.99 0.04 0.01 90.12 08:20:01 1 7.54 0.01 2.32 0.03 0.01 90.08 08:20:01 2 7.35 0.00 2.25 0.09 0.01 90.31 08:20:01 3 6.60 0.00 1.93 0.05 0.01 91.41 08:20:01 4 8.02 0.00 2.10 0.12 0.01 89.75 08:20:01 5 6.70 0.00 1.88 0.04 0.01 91.36 08:20:01 6 7.51 0.01 2.00 0.03 0.01 90.43 08:20:01 7 6.07 0.00 1.89 0.08 0.01 91.95 Average: all 14.86 0.01 2.97 0.41 0.01 81.74 Average: 0 15.28 0.01 3.54 0.39 0.01 80.78 Average: 1 14.26 0.01 3.06 0.36 0.01 82.29 Average: 2 15.35 0.01 2.97 0.40 0.01 81.27 Average: 3 15.49 0.01 2.87 0.35 0.01 81.27 Average: 4 14.88 0.01 2.84 0.48 0.01 81.78 Average: 5 14.84 0.01 2.83 0.43 0.01 81.88 Average: 6 14.86 0.01 2.75 0.49 0.01 81.88 Average: 7 13.96 0.01 2.88 0.39 0.01 82.75