---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1529 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 1036 11654 4 19401 30587 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:51:18:b2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.79/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84386sec preferred_lft 84386sec inet6 fe80::f816:3eff:fe51:18b2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:45:45:01:73:e0 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::a845:45ff:fe01:73e0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1529) 10/14/26 _x86_64_ (8 CPU) 07:13:11 LINUX RESTART (8 CPU) 07:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:30:01 205.64 0.68 194.76 10.20 29.76 44296.46 92318.50 07:40:26 8.76 0.08 8.28 0.39 3.16 379.24 1524.33 Average: 105.27 0.37 99.70 5.20 16.20 21907.86 46032.45 07:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:30:01 1033400 21202536 10947612 33.31 589376 18680680 17314228 51.06 5084632 23073488 1272 07:40:26 280936 20240328 11904900 36.23 577288 18486312 18197152 53.66 5104112 23773364 768 Average: 657168 20721432 11426256 34.77 583332 18583496 17755690 52.36 5094372 23423426 1020 07:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:30:01 lo 2.25 2.25 0.65 0.65 0.00 0.00 0.00 0.00 07:30:01 ens3 298.17 164.26 2758.30 70.08 0.00 0.00 0.00 0.00 07:30:01 docker0 19.11 37.89 1.52 601.37 0.00 0.00 0.00 0.00 07:30:01 br-9a2d5680bf62 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 07:30:01 veth4f9b76c 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 07:30:01 vethe1e701f 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 07:30:01 vethbe007f3 18.84 18.31 6.11 5.02 0.00 0.00 0.00 0.00 07:30:01 vethc5f6549 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 07:30:01 vethb9a9abc 0.33 0.35 0.03 0.14 0.00 0.00 0.00 0.00 07:30:01 veth4c771d5 13.05 13.32 5.03 2.50 0.00 0.00 0.00 0.00 07:30:01 veth47c668f 0.18 0.26 0.29 1.07 0.00 0.00 0.00 0.00 07:30:01 vetha1ea97c 1.10 0.91 0.15 1.03 0.00 0.00 0.00 0.00 07:40:26 lo 6.20 6.20 28.79 28.79 0.00 0.00 0.00 0.00 07:40:26 ens3 9.40 8.50 3.49 3.73 0.00 0.00 0.00 0.00 07:40:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:26 br-9a2d5680bf62 3.43 3.20 28.09 0.77 0.00 0.00 0.00 0.00 07:40:26 veth4f9b76c 0.22 0.19 0.02 0.08 0.00 0.00 0.00 0.00 07:40:26 vethe1e701f 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:26 vethbe007f3 211.48 221.02 167.47 124.80 0.00 0.00 0.00 0.01 07:40:26 vethc5f6549 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:26 vethb9a9abc 0.40 0.20 0.07 0.35 0.00 0.00 0.00 0.00 07:40:26 veth4c771d5 113.80 104.54 98.71 67.24 0.00 0.00 0.00 0.01 07:40:26 vetha1ea97c 114.72 113.76 68.42 103.95 0.00 0.00 0.00 0.01 Average: lo 4.27 4.27 14.99 14.99 0.00 0.00 0.00 0.00 Average: ens3 150.95 84.85 1353.92 36.26 0.00 0.00 0.00 0.00 Average: docker0 9.37 18.57 0.74 294.80 0.00 0.00 0.00 0.00 Average: br-9a2d5680bf62 1.89 1.76 14.32 0.40 0.00 0.00 0.00 0.00 Average: veth4f9b76c 0.13 0.16 0.01 0.04 0.00 0.00 0.00 0.00 Average: vethe1e701f 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethbe007f3 117.04 121.65 88.37 66.08 0.00 0.00 0.00 0.01 Average: vethc5f6549 0.02 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethb9a9abc 0.36 0.27 0.05 0.25 0.00 0.00 0.00 0.00 Average: veth4c771d5 64.41 59.82 52.78 35.50 0.00 0.00 0.00 0.00 Average: vetha1ea97c 59.02 58.44 34.95 53.50 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1529) 10/14/26 _x86_64_ (8 CPU) 07:13:11 LINUX RESTART (8 CPU) 07:20:00 CPU %user %nice %system %iowait %steal %idle 07:30:01 all 24.27 0.03 3.68 1.05 0.02 70.96 07:30:01 0 23.22 0.02 3.81 0.93 0.02 72.00 07:30:01 1 25.24 0.04 4.18 1.08 0.02 69.46 07:30:01 2 25.03 0.03 3.65 0.89 0.01 70.39 07:30:01 3 22.59 0.02 3.46 0.91 0.01 73.00 07:30:01 4 24.03 0.01 3.57 1.00 0.02 71.38 07:30:01 5 25.15 0.04 3.51 0.78 0.02 70.52 07:30:01 6 23.56 0.04 3.46 1.06 0.02 71.86 07:30:01 7 25.31 0.01 3.77 1.78 0.02 69.10 07:40:26 all 7.42 0.00 1.45 0.02 0.01 91.09 07:40:26 0 7.62 0.00 2.00 0.03 0.01 90.34 07:40:26 1 7.31 0.00 1.65 0.01 0.01 91.01 07:40:26 2 6.97 0.00 1.40 0.01 0.01 91.62 07:40:26 3 7.73 0.00 1.36 0.08 0.01 90.82 07:40:26 4 7.37 0.00 1.40 0.01 0.01 91.20 07:40:26 5 7.10 0.00 1.23 0.01 0.01 91.64 07:40:26 6 7.66 0.00 1.33 0.02 0.01 90.98 07:40:26 7 7.63 0.00 1.26 0.01 0.01 91.09 Average: all 15.70 0.01 2.55 0.53 0.01 81.20 Average: 0 15.27 0.01 2.89 0.47 0.01 81.34 Average: 1 16.11 0.02 2.89 0.54 0.01 80.43 Average: 2 15.85 0.02 2.50 0.44 0.01 81.18 Average: 3 15.03 0.01 2.39 0.49 0.01 82.07 Average: 4 15.55 0.01 2.47 0.50 0.01 81.46 Average: 5 15.96 0.02 2.35 0.39 0.01 81.27 Average: 6 15.47 0.02 2.37 0.53 0.02 81.59 Average: 7 16.32 0.01 2.50 0.88 0.01 80.28