---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1516 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: 5599.99 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 866 11437 4 19788 30757 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:5d:f4:3a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.148/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84479sec preferred_lft 84479sec inet6 fe80::f816:3eff:fe5d:f43a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:5c:da:3f:e8:50 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::8c5c:daff:fe3f:e850/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1516) 10/14/26 _x86_64_ (8 CPU) 06:58:25 LINUX RESTART (8 CPU) 07:00:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:10:29 620.34 4.83 594.52 20.99 306.47 72326.29 175625.48 07:20:37 30.55 0.23 28.94 1.39 2.87 2081.02 2259.82 Average: 327.08 2.54 313.29 11.24 155.51 37397.54 89421.16 07:00:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:10:29 4290456 24219156 7933432 24.14 585396 18459616 12378116 36.50 4699492 20233536 1652 07:20:37 311900 20712956 11433408 34.79 591816 18903000 17645068 52.03 4908220 23948864 348 Average: 2301178 22466056 9683420 29.47 588606 18681308 15011592 44.27 4803856 22091200 1000 07:00:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:10:29 lo 2.41 2.41 0.66 0.66 0.00 0.00 0.00 0.00 07:10:29 ens3 514.22 315.85 5934.98 87.56 0.00 0.00 0.00 0.00 07:10:29 docker0 34.43 58.42 2.38 844.87 0.00 0.00 0.00 0.00 07:10:29 br-ffd8c6fa3255 0.19 0.18 0.01 0.01 0.00 0.00 0.00 0.00 07:10:29 veth5e19b27 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 07:10:29 veth62528f5 1.69 1.57 1.14 0.20 0.00 0.00 0.00 0.00 07:10:29 vethdc1ade7 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 07:10:29 veth56fafd0 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 07:10:29 vetha36a6b3 0.03 0.08 0.00 0.01 0.00 0.00 0.00 0.00 07:10:29 veth8df998f 1.46 1.65 0.19 1.13 0.00 0.00 0.00 0.00 07:20:37 lo 2.75 2.75 7.76 7.76 0.00 0.00 0.00 0.00 07:20:37 ens3 10.12 7.36 4.20 4.51 0.00 0.00 0.00 0.00 07:20:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:37 br-ffd8c6fa3255 1.51 1.40 7.38 0.40 0.00 0.00 0.00 0.00 07:20:37 veth5e19b27 0.10 0.12 0.01 0.03 0.00 0.00 0.00 0.00 07:20:37 veth62528f5 131.28 137.02 91.79 74.82 0.00 0.00 0.00 0.01 07:20:37 vethdc1ade7 0.53 0.38 0.07 0.35 0.00 0.00 0.00 0.00 07:20:37 veth56fafd0 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 07:20:37 vetha36a6b3 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 07:20:37 vetha145768 90.15 83.65 66.85 46.81 0.00 0.00 0.00 0.01 07:20:37 veth3733d98 48.83 48.69 29.15 46.02 0.00 0.00 0.00 0.00 Average: lo 2.58 2.58 4.19 4.19 0.00 0.00 0.00 0.00 Average: ens3 263.56 162.46 2985.96 46.26 0.00 0.00 0.00 0.00 Average: docker0 17.31 29.37 1.20 424.77 0.00 0.00 0.00 0.00 Average: br-ffd8c6fa3255 0.85 0.79 3.67 0.21 0.00 0.00 0.00 0.00 Average: veth5e19b27 0.06 0.10 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth62528f5 66.13 68.92 46.21 37.30 0.00 0.00 0.00 0.00 Average: vethdc1ade7 0.28 0.23 0.04 0.18 0.00 0.00 0.00 0.00 Average: veth56fafd0 0.01 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: vetha36a6b3 0.02 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: vetha145768 44.83 41.59 33.24 23.28 0.00 0.00 0.00 0.00 Average: veth3733d98 24.28 24.21 14.49 22.88 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1516) 10/14/26 _x86_64_ (8 CPU) 06:58:25 LINUX RESTART (8 CPU) 07:00:15 CPU %user %nice %system %iowait %steal %idle 07:10:29 all 37.48 0.01 5.66 1.30 0.02 55.53 07:10:29 0 35.43 0.01 5.66 1.02 0.02 57.86 07:10:29 1 34.65 0.01 5.57 1.65 0.01 58.11 07:10:29 2 36.57 0.03 5.88 1.22 0.02 56.28 07:10:29 3 38.16 0.00 6.30 1.38 0.02 54.14 07:10:29 4 37.52 0.03 5.63 1.53 0.02 55.27 07:10:29 5 40.63 0.01 4.90 1.10 0.03 53.34 07:10:29 6 40.27 0.00 5.99 1.52 0.02 52.20 07:10:29 7 36.57 0.02 5.35 0.98 0.02 57.06 07:20:37 all 8.63 0.01 1.29 0.09 0.01 89.98 07:20:37 0 8.44 0.01 1.65 0.08 0.00 89.82 07:20:37 1 7.93 0.00 1.38 0.27 0.01 90.41 07:20:37 2 8.80 0.01 1.29 0.07 0.00 89.83 07:20:37 3 9.23 0.00 1.34 0.03 0.00 89.39 07:20:37 4 8.75 0.02 1.01 0.05 0.00 90.17 07:20:37 5 9.11 0.00 1.31 0.04 0.00 89.53 07:20:37 6 8.81 0.01 1.24 0.14 0.00 89.80 07:20:37 7 7.94 0.01 1.10 0.06 0.00 90.88 Average: all 23.12 0.01 3.48 0.70 0.01 72.67 Average: 0 22.01 0.01 3.66 0.55 0.01 73.75 Average: 1 21.36 0.01 3.49 0.96 0.01 74.18 Average: 2 22.76 0.02 3.59 0.64 0.01 72.97 Average: 3 23.77 0.00 3.83 0.71 0.01 71.67 Average: 4 23.16 0.02 3.32 0.79 0.01 72.70 Average: 5 24.97 0.01 3.12 0.57 0.02 71.32 Average: 6 24.61 0.00 3.63 0.83 0.01 70.91 Average: 7 22.33 0.02 3.24 0.52 0.01 73.89