---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2767 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 844 11730 4 19517 30779 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:78:72:92 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.100/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84398sec preferred_lft 84398sec inet6 fe80::f816:3eff:fe78:7292/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:bc:69:38:c2:43 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::20bc:69ff:fe38:c243/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-2767) 10/18/26 _x86_64_ (8 CPU) 09:51:21 LINUX RESTART (8 CPU) 10:00:21 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:12 186.98 0.28 176.68 10.03 6.34 36925.43 225864.09 10:20:01 11.79 0.03 10.54 1.22 1.06 452.73 585.57 Average: 99.60 0.15 93.81 5.63 3.71 18733.11 113496.79 10:00:21 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:12 2063124 22026356 10124964 30.81 587560 18480680 16524336 48.73 5006876 22128348 972 10:20:01 895888 20945392 11204636 34.10 587880 18562096 17539992 51.72 5046368 23231284 584 Average: 1479506 21485874 10664800 32.45 587720 18521388 17032164 50.23 5026622 22679816 778 10:00:21 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:12 lo 0.91 0.91 0.42 0.42 0.00 0.00 0.00 0.00 10:10:12 ens3 139.37 74.42 2195.54 17.66 0.00 0.00 0.00 0.00 10:10:12 docker0 20.32 39.94 1.48 611.28 0.00 0.00 0.00 0.00 10:10:12 br-c8f80e28ee55 0.31 0.27 0.01 0.02 0.00 0.00 0.00 0.00 10:10:12 veth1107980 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 10:10:12 vetha0217c3 35.67 36.67 12.88 14.70 0.00 0.00 0.00 0.00 10:10:12 veth54379b2 0.38 0.37 0.04 0.19 0.00 0.00 0.00 0.00 10:10:12 vethd3fa6d6 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 10:10:12 vethb7b88bb 0.03 0.10 0.00 0.01 0.00 0.00 0.00 0.00 10:10:12 vetha0e8166 31.70 30.46 18.86 9.32 0.00 0.00 0.00 0.00 10:10:12 veth76cd43f 0.46 0.79 0.63 5.19 0.00 0.00 0.00 0.00 10:10:12 veth5dfff76 1.59 1.29 0.22 1.35 0.00 0.00 0.00 0.00 10:20:01 lo 8.07 8.07 37.79 37.79 0.00 0.00 0.00 0.00 10:20:01 ens3 13.75 9.28 4.12 4.58 0.00 0.00 0.00 0.00 10:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 br-c8f80e28ee55 4.49 4.19 36.91 0.96 0.00 0.00 0.00 0.00 10:20:01 veth1107980 0.23 0.21 0.02 0.08 0.00 0.00 0.00 0.00 10:20:01 vetha0217c3 232.12 238.13 168.89 139.89 0.00 0.00 0.00 0.01 10:20:01 veth54379b2 0.40 0.20 0.07 0.34 0.00 0.00 0.00 0.00 10:20:01 vethd3fa6d6 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 vethb7b88bb 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 vetha0e8166 116.95 106.89 104.11 75.02 0.00 0.00 0.00 0.01 10:20:01 veth5dfff76 129.39 132.89 83.96 97.91 0.00 0.00 0.00 0.01 Average: lo 4.48 4.48 19.06 19.06 0.00 0.00 0.00 0.00 Average: ens3 76.71 41.93 1102.48 11.13 0.00 0.00 0.00 0.00 Average: docker0 10.18 20.02 0.74 306.38 0.00 0.00 0.00 0.00 Average: br-c8f80e28ee55 2.39 2.22 18.42 0.49 0.00 0.00 0.00 0.00 Average: veth1107980 0.13 0.17 0.01 0.05 0.00 0.00 0.00 0.00 Average: vetha0217c3 133.66 137.16 90.69 77.14 0.00 0.00 0.00 0.01 Average: veth54379b2 0.39 0.29 0.06 0.27 0.00 0.00 0.00 0.00 Average: vethd3fa6d6 0.02 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethb7b88bb 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: vetha0e8166 74.22 68.58 61.38 42.09 0.00 0.00 0.00 0.01 Average: veth5dfff76 65.34 66.93 41.99 49.51 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-2767) 10/18/26 _x86_64_ (8 CPU) 09:51:21 LINUX RESTART (8 CPU) 10:00:21 CPU %user %nice %system %iowait %steal %idle 10:10:12 all 14.37 0.03 3.18 0.96 0.01 81.46 10:10:12 0 13.70 0.03 3.25 1.05 0.01 81.96 10:10:12 1 13.06 0.02 3.21 0.99 0.01 82.71 10:10:12 2 14.18 0.03 3.18 0.89 0.01 81.72 10:10:12 3 14.63 0.06 3.20 1.50 0.01 80.61 10:10:12 4 16.23 0.01 3.03 0.73 0.01 79.99 10:10:12 5 15.28 0.03 3.15 0.63 0.01 80.91 10:10:12 6 13.76 0.02 3.11 0.93 0.01 82.18 10:10:12 7 14.14 0.03 3.28 0.95 0.01 81.60 10:20:01 all 7.42 0.00 1.49 0.04 0.01 91.04 10:20:01 0 7.58 0.00 2.11 0.02 0.01 90.28 10:20:01 1 7.61 0.00 1.71 0.05 0.01 90.62 10:20:01 2 7.45 0.00 1.45 0.04 0.01 91.05 10:20:01 3 6.58 0.00 1.41 0.02 0.01 91.99 10:20:01 4 6.14 0.00 1.29 0.06 0.01 92.49 10:20:01 5 7.39 0.00 1.30 0.04 0.01 91.26 10:20:01 6 8.49 0.00 1.29 0.02 0.01 90.20 10:20:01 7 8.15 0.00 1.37 0.04 0.01 90.43 Average: all 10.91 0.01 2.34 0.50 0.01 86.23 Average: 0 10.65 0.01 2.68 0.54 0.01 86.11 Average: 1 10.34 0.01 2.46 0.52 0.01 86.65 Average: 2 10.83 0.01 2.32 0.47 0.01 86.37 Average: 3 10.62 0.03 2.31 0.77 0.01 86.27 Average: 4 11.20 0.01 2.16 0.40 0.01 86.22 Average: 5 11.35 0.01 2.23 0.34 0.01 86.06 Average: 6 11.13 0.01 2.20 0.48 0.01 86.17 Average: 7 11.16 0.01 2.33 0.50 0.01 85.99