---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-7832 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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 nrip_save 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 25G 131G 16% / 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 12272 4 18975 30780 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:b1:5c:b0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.249/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83226sec preferred_lft 83226sec inet6 fe80::f816:3eff:feb1:5cb0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:bb:e7:ea:04:65 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::60bb:e7ff:feea:465/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-7832) 07/10/26 _x86_64_ (8 CPU) 10:23:35 LINUX RESTART (8 CPU) 10:30:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:40:01 129.88 0.86 122.72 6.30 24.05 13074.48 22248.51 10:50:13 9.43 0.03 8.55 0.85 1.01 689.36 678.55 11:00:05 10.45 0.05 9.28 1.11 6.40 2956.61 2062.23 11:10:01 207.19 0.10 198.45 8.64 12.36 34973.09 59711.53 Average: 88.71 0.26 84.25 4.20 10.85 12859.26 21069.08 10:30:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:40:01 17166076 28154732 4081312 12.42 507968 9924028 4338284 12.79 2912512 11438916 16124 10:50:13 14843388 25988832 6241260 18.99 514500 10050784 9271672 27.34 2976504 13688552 1412 11:00:05 14200012 26163664 6065128 18.46 519576 10831844 10473412 30.88 3293560 13994076 3868 11:10:01 1357232 20921980 11228840 34.17 607056 18042192 15704780 46.31 5913012 21875164 276 Average: 11891677 25307302 6904135 21.01 537275 12212212 9947037 29.33 3773897 15249177 5420 10:30:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:40:01 lo 2.08 2.08 1.02 1.02 0.00 0.00 0.00 0.00 10:40:01 ens3 409.44 261.82 868.50 775.75 0.00 0.00 0.00 0.00 10:40:01 docker0 5.60 7.90 0.35 158.30 0.00 0.00 0.00 0.00 10:50:13 lo 5.75 5.75 0.96 0.96 0.00 0.00 0.00 0.00 10:50:13 ens3 107.00 66.64 42.83 33.25 0.00 0.00 0.00 0.00 10:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:05 lo 1.09 1.09 0.12 0.12 0.00 0.00 0.00 0.00 11:00:05 ens3 85.46 61.16 91.48 366.06 0.00 0.00 0.00 0.00 11:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 lo 1.00 1.00 0.08 0.08 0.00 0.00 0.00 0.00 11:10:01 ens3 243.33 181.74 1604.65 1414.32 0.00 0.00 0.00 0.00 11:10:01 docker0 16.68 32.34 0.97 596.41 0.00 0.00 0.00 0.00 11:10:01 br-49c2d352c59b 0.25 0.22 0.01 0.02 0.00 0.00 0.00 0.00 11:10:01 veth9e0b989 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 11:10:01 veth2bace96 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 11:10:01 vethd518d92 7.67 7.67 4.89 1.43 0.00 0.00 0.00 0.00 11:10:01 veth662b622 0.30 0.33 0.03 0.12 0.00 0.00 0.00 0.00 11:10:01 vethe4143a1 2.18 2.09 0.34 1.07 0.00 0.00 0.00 0.00 11:10:01 veth478d827 0.04 0.08 0.01 0.01 0.00 0.00 0.00 0.00 11:10:01 vethc9a3610 0.95 0.81 0.13 0.91 0.00 0.00 0.00 0.00 Average: lo 2.51 2.51 0.55 0.55 0.00 0.00 0.00 0.00 Average: ens3 210.16 142.07 648.06 643.34 0.00 0.00 0.00 0.00 Average: docker0 5.54 10.02 0.33 187.86 0.00 0.00 0.00 0.00 Average: br-49c2d352c59b 0.06 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth9e0b989 0.01 0.03 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth2bace96 0.01 0.03 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethd518d92 1.92 1.92 1.22 0.36 0.00 0.00 0.00 0.00 Average: veth662b622 0.07 0.08 0.01 0.03 0.00 0.00 0.00 0.00 Average: vethe4143a1 0.55 0.52 0.09 0.27 0.00 0.00 0.00 0.00 Average: veth478d827 0.01 0.02 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethc9a3610 0.24 0.20 0.03 0.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-7832) 07/10/26 _x86_64_ (8 CPU) 10:23:35 LINUX RESTART (8 CPU) 10:30:13 CPU %user %nice %system %iowait %steal %idle 10:40:01 all 66.89 0.00 3.74 1.27 0.49 27.60 10:40:01 0 69.60 0.00 3.56 1.47 0.44 24.93 10:40:01 1 66.19 0.00 3.71 0.92 0.69 28.48 10:40:01 2 64.68 0.00 3.83 1.32 0.47 29.70 10:40:01 3 66.57 0.00 3.68 1.55 0.52 27.68 10:40:01 4 67.51 0.00 3.66 1.64 0.59 26.60 10:40:01 5 67.69 0.00 3.76 0.70 0.45 27.39 10:40:01 6 65.42 0.00 3.87 1.21 0.35 29.14 10:40:01 7 67.42 0.00 3.87 1.34 0.44 26.92 10:50:13 all 93.63 0.00 3.04 0.02 0.26 3.04 10:50:13 0 95.31 0.00 3.08 0.00 0.25 1.35 10:50:13 1 92.80 0.00 2.91 0.00 0.24 4.06 10:50:13 2 92.84 0.00 2.97 0.16 0.26 3.76 10:50:13 3 93.30 0.00 3.00 0.00 0.33 3.37 10:50:13 4 96.30 0.00 2.98 0.00 0.25 0.47 10:50:13 5 93.56 0.00 3.34 0.00 0.28 2.82 10:50:13 6 92.34 0.00 3.07 0.00 0.25 4.34 10:50:13 7 92.57 0.00 3.01 0.00 0.25 4.18 11:00:05 all 96.59 0.00 3.15 0.00 0.23 0.04 11:00:05 0 96.48 0.00 3.24 0.00 0.23 0.05 11:00:05 1 96.64 0.00 3.10 0.00 0.23 0.04 11:00:05 2 96.35 0.00 3.38 0.00 0.23 0.04 11:00:05 3 96.66 0.00 3.08 0.00 0.22 0.04 11:00:05 4 96.60 0.00 3.14 0.00 0.23 0.02 11:00:05 5 96.81 0.00 2.94 0.00 0.23 0.03 11:00:05 6 96.54 0.00 3.21 0.00 0.22 0.03 11:00:05 7 96.62 0.00 3.11 0.00 0.23 0.04 11:10:01 all 17.40 0.02 2.94 2.68 0.12 76.84 11:10:01 0 15.47 0.05 2.90 2.74 0.11 78.73 11:10:01 1 18.75 0.02 3.04 1.68 0.11 76.39 11:10:01 2 17.09 0.03 3.02 3.00 0.11 76.75 11:10:01 3 18.02 0.02 2.89 3.48 0.12 75.46 11:10:01 4 15.36 0.04 2.82 1.31 0.11 80.35 11:10:01 5 18.44 0.03 3.03 2.08 0.11 76.31 11:10:01 6 19.60 0.01 2.83 4.36 0.12 73.07 11:10:01 7 16.46 0.00 2.98 2.76 0.16 77.64 Average: all 68.83 0.01 3.22 0.98 0.28 26.69 Average: 0 69.42 0.01 3.19 1.04 0.26 26.07 Average: 1 68.82 0.01 3.19 0.65 0.32 27.03 Average: 2 67.95 0.01 3.30 1.11 0.27 27.36 Average: 3 68.85 0.00 3.16 1.25 0.30 26.44 Average: 4 69.17 0.01 3.15 0.73 0.30 26.64 Average: 5 69.35 0.01 3.27 0.69 0.27 26.42 Average: 6 68.67 0.00 3.24 1.38 0.24 26.47 Average: 7 68.43 0.00 3.24 1.02 0.27 27.05