---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-15432 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 UTC 2025 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 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 19G 137G 12% / 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 773 17398 4 13920 30850 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:06:87:3e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.176/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83340sec preferred_lft 83340sec inet6 fe80::f816:3eff:fe06:873e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:00:d3:c8:e0:f7 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::4400:d3ff:fec8:e0f7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-15432) 12/21/25 _x86_64_ (8 CPU) 00:05:16 LINUX RESTART (8 CPU) 00:10:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:08 17.97 0.88 16.04 1.05 620.47 4200.22 21907.32 00:30:08 8.69 0.16 7.98 0.55 5.38 2925.35 4658.71 00:40:09 22.84 0.19 22.22 0.42 5.10 19876.80 226.94 00:50:03 47.48 1.81 29.53 16.14 312.75 5768.92 488616.04 Average: 24.18 0.76 18.91 4.51 235.69 8201.60 127781.38 00:10:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:08 23198196 28136508 4165892 12.68 179656 4922868 4306260 12.70 1147972 7988440 6900 00:30:08 22803980 28555896 3740068 11.38 210420 5635296 4858012 14.33 1350712 8108288 872 00:40:09 15800608 28109916 4159516 12.66 275300 11876480 4614672 13.61 3347104 12846788 486324 00:50:03 18094976 31661420 598916 1.82 291884 13064544 1475116 4.35 3743068 10051136 348 Average: 19974440 29115935 3166098 9.63 239315 8874797 3813515 11.25 2397214 9748663 123611 00:10:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:08 lo 5.42 5.42 0.53 0.53 0.00 0.00 0.00 0.00 00:20:08 ens3 59.79 46.18 352.65 12.21 0.00 0.00 0.00 0.00 00:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:08 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 00:30:08 ens3 53.20 38.63 18.29 20.38 0.00 0.00 0.00 0.00 00:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:40:09 lo 4619.74 4619.74 4411.16 4411.16 0.00 0.00 0.00 0.00 00:40:09 ens3 61.11 46.97 312.18 13.66 0.00 0.00 0.00 0.00 00:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:03 lo 93.36 93.36 88.76 88.76 0.00 0.00 0.00 0.00 00:50:03 ens3 141.33 140.29 322.58 1594.93 0.00 0.00 0.00 0.00 00:50:03 docker0 129.91 121.72 1591.26 79.57 0.00 0.00 0.00 0.00 00:50:03 veth0a4f667 127.75 118.97 1592.87 17.99 0.00 0.00 0.00 0.13 Average: lo 1183.61 1183.61 1128.64 1128.64 0.00 0.00 0.00 0.00 Average: ens3 78.67 67.80 251.24 406.77 0.00 0.00 0.00 0.00 Average: docker0 32.19 30.16 394.26 19.71 0.00 0.00 0.00 0.00 Average: veth0a4f667 31.65 29.48 394.66 4.46 0.00 0.00 0.00 0.03 ---> sar -P ALL: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-15432) 12/21/25 _x86_64_ (8 CPU) 00:05:16 LINUX RESTART (8 CPU) 00:10:07 CPU %user %nice %system %iowait %steal %idle 00:20:08 all 39.63 0.00 1.40 0.07 0.07 58.83 00:20:08 0 36.32 0.00 1.28 0.04 0.07 62.29 00:20:08 1 36.03 0.00 1.33 0.10 0.07 62.47 00:20:08 2 42.75 0.00 1.41 0.05 0.07 55.72 00:20:08 3 40.61 0.00 1.41 0.02 0.07 57.89 00:20:08 4 39.88 0.00 1.64 0.04 0.07 58.38 00:20:08 5 40.09 0.00 1.46 0.06 0.06 58.33 00:20:08 6 41.35 0.00 1.19 0.11 0.07 57.28 00:20:08 7 39.99 0.00 1.52 0.13 0.07 58.30 00:30:08 all 34.84 0.00 1.38 0.03 0.07 63.69 00:30:08 0 27.34 0.00 1.06 0.05 0.06 71.49 00:30:08 1 37.92 0.00 1.61 0.03 0.07 60.38 00:30:08 2 39.87 0.00 1.62 0.05 0.07 58.39 00:30:08 3 29.88 0.00 1.41 0.01 0.06 68.64 00:30:08 4 37.82 0.00 1.33 0.02 0.07 60.76 00:30:08 5 41.85 0.00 1.37 0.02 0.07 56.69 00:30:08 6 31.86 0.00 1.30 0.02 0.06 66.77 00:30:08 7 32.19 0.00 1.34 0.06 0.07 66.35 00:40:09 all 20.71 0.00 2.10 0.13 0.05 77.01 00:40:09 0 20.76 0.00 1.32 0.05 0.06 77.81 00:40:09 1 25.40 0.00 4.04 0.11 0.06 70.40 00:40:09 2 35.81 0.00 4.84 0.06 0.06 59.23 00:40:09 3 18.98 0.00 1.53 0.27 0.06 79.16 00:40:09 4 15.82 0.00 0.92 0.33 0.04 82.88 00:40:09 5 15.96 0.00 1.19 0.08 0.05 82.71 00:40:09 6 19.83 0.00 2.01 0.12 0.05 77.99 00:40:09 7 13.34 0.00 0.97 0.01 0.04 85.64 00:50:03 all 6.69 0.00 1.04 0.13 0.03 92.10 00:50:03 0 3.13 0.00 0.39 0.08 0.03 96.37 00:50:03 1 8.49 0.00 1.54 0.12 0.04 89.81 00:50:03 2 7.62 0.00 1.20 0.12 0.04 91.03 00:50:03 3 9.57 0.00 2.01 0.17 0.04 88.21 00:50:03 4 8.91 0.00 1.40 0.16 0.04 89.50 00:50:03 5 6.48 0.00 0.79 0.08 0.03 92.62 00:50:03 6 5.01 0.00 0.50 0.03 0.03 94.42 00:50:03 7 4.29 0.00 0.49 0.31 0.05 94.86 Average: all 25.51 0.00 1.48 0.09 0.05 72.86 Average: 0 21.94 0.00 1.01 0.06 0.05 76.94 Average: 1 27.01 0.00 2.13 0.09 0.06 70.72 Average: 2 31.55 0.00 2.26 0.07 0.06 66.06 Average: 3 24.79 0.00 1.59 0.12 0.06 73.44 Average: 4 25.65 0.00 1.32 0.14 0.05 72.84 Average: 5 26.14 0.00 1.20 0.06 0.05 72.54 Average: 6 24.56 0.00 1.25 0.07 0.05 74.07 Average: 7 22.50 0.00 1.08 0.13 0.05 76.24