---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-65131 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 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 12G 144G 8% / 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 904 24932 4 6255 30720 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:6b:76:f1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.191/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81637sec preferred_lft 81637sec inet6 fe80::f816:3eff:fe6b:76f1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:b3:04:53:15:18 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 ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-65131) 04/01/26 _x86_64_ (8 CPU) 13:09:38 LINUX RESTART (8 CPU) 13:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:01 11.45 5.99 5.38 0.08 1126.12 4163.45 719.37 13:30:12 1.30 0.00 1.30 0.00 0.04 14.79 0.00 13:40:12 15.13 0.01 1.32 13.80 0.37 15.09 513853.61 13:50:01 52.22 4.78 45.70 1.74 276.95 4860.84 5566.30 14:00:12 28.23 0.15 24.77 3.31 5.72 2588.85 7646.54 14:10:08 33.89 0.01 29.68 4.21 0.05 2866.67 10716.40 14:20:01 29.38 0.01 25.38 3.99 0.80 5554.26 16981.33 Average: 24.37 1.55 18.95 3.87 200.90 2848.35 79302.43 13:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:01 30241364 31878000 508680 1.55 59892 1914748 1502496 4.43 199324 2123588 4 13:30:12 30242724 31879848 506708 1.54 60304 1914760 1502496 4.43 199748 2124408 16 13:40:12 30230168 31878144 508208 1.55 60976 1924908 1502528 4.43 210352 2126792 4 13:50:01 26942428 29991220 2322984 7.07 137804 3187364 3021532 8.91 586048 4949172 96528 14:00:12 25977940 29516896 2791516 8.49 172056 3590236 2808884 8.28 730368 5701380 18264 14:10:08 25369096 29445124 2859632 8.70 208616 4041324 2864436 8.45 869616 6124512 21644 14:20:01 25779972 31682352 615676 1.87 232124 5769892 1153212 3.40 1507948 4954104 483164 Average: 27826242 30895941 1444772 4.40 133110 3191890 2050798 6.05 614772 4014851 88518 13:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:01 lo 0.19 0.19 0.02 0.02 0.00 0.00 0.00 0.00 13:20:01 ens3 11.72 9.35 49.60 2.06 0.00 0.00 0.00 0.00 13:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:12 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:30:12 ens3 0.24 0.08 0.04 0.02 0.00 0.00 0.00 0.00 13:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:12 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:40:12 ens3 0.63 0.12 0.11 0.05 0.00 0.00 0.00 0.00 13:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:01 lo 549.36 549.36 523.38 523.38 0.00 0.00 0.00 0.00 13:50:01 ens3 141.16 100.86 1142.68 22.29 0.00 0.00 0.00 0.00 13:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:12 lo 1339.02 1339.02 1274.52 1274.52 0.00 0.00 0.00 0.00 14:00:12 ens3 51.69 35.23 21.92 14.60 0.00 0.00 0.00 0.00 14:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:08 lo 1810.97 1810.97 1725.32 1725.32 0.00 0.00 0.00 0.00 14:10:08 ens3 52.75 36.03 16.75 14.12 0.00 0.00 0.00 0.00 14:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:01 lo 1202.97 1202.97 1145.00 1145.00 0.00 0.00 0.00 0.00 14:20:01 ens3 74.98 54.32 202.50 22.93 0.00 0.00 0.00 0.00 14:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 698.50 698.50 665.10 665.10 0.00 0.00 0.00 0.00 Average: ens3 47.17 33.41 201.42 10.79 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-65131) 04/01/26 _x86_64_ (8 CPU) 13:09:38 LINUX RESTART (8 CPU) 13:10:00 CPU %user %nice %system %iowait %steal %idle 13:20:01 all 0.31 0.00 0.09 0.65 0.01 98.93 13:20:01 0 0.23 0.00 0.10 0.46 0.02 99.18 13:20:01 1 0.26 0.00 0.22 0.08 0.02 99.42 13:20:01 2 0.55 0.00 0.11 0.89 0.01 98.43 13:20:01 3 0.18 0.00 0.04 1.39 0.01 98.39 13:20:01 4 0.28 0.00 0.11 1.73 0.00 97.87 13:20:01 5 0.49 0.00 0.06 0.52 0.01 98.92 13:20:01 6 0.30 0.00 0.05 0.13 0.00 99.52 13:20:01 7 0.17 0.00 0.06 0.01 0.00 99.75 13:30:12 all 0.06 0.00 0.02 0.02 0.01 99.90 13:30:12 0 0.03 0.00 0.03 0.00 0.02 99.93 13:30:12 1 0.01 0.00 0.01 0.00 0.01 99.97 13:30:12 2 0.11 0.00 0.01 0.01 0.01 99.86 13:30:12 3 0.01 0.00 0.01 0.04 0.01 99.93 13:30:12 4 0.01 0.00 0.02 0.02 0.01 99.94 13:30:12 5 0.27 0.00 0.01 0.00 0.01 99.71 13:30:12 6 0.01 0.00 0.02 0.07 0.01 99.89 13:30:12 7 0.01 0.00 0.01 0.01 0.00 99.96 13:40:12 all 0.07 0.00 0.02 0.08 0.01 99.82 13:40:12 0 0.02 0.00 0.03 0.00 0.01 99.94 13:40:12 1 0.03 0.00 0.02 0.00 0.02 99.93 13:40:12 2 0.50 0.00 0.02 0.02 0.01 99.44 13:40:12 3 0.01 0.00 0.01 0.11 0.01 99.87 13:40:12 4 0.00 0.00 0.00 0.01 0.00 99.99 13:40:12 5 0.01 0.00 0.01 0.01 0.01 99.97 13:40:12 6 0.02 0.00 0.02 0.01 0.01 99.95 13:40:12 7 0.02 0.00 0.05 0.49 0.01 99.44 13:50:01 all 17.16 0.00 0.91 1.28 0.06 80.58 13:50:01 0 16.85 0.00 0.74 0.70 0.06 81.64 13:50:01 1 18.85 0.00 1.03 3.42 0.08 76.62 13:50:01 2 20.89 0.00 1.13 1.52 0.07 76.39 13:50:01 3 16.46 0.00 0.99 1.35 0.06 81.12 13:50:01 4 17.17 0.00 1.04 0.82 0.05 80.91 13:50:01 5 16.28 0.00 0.79 0.24 0.06 82.62 13:50:01 6 15.62 0.00 0.94 1.65 0.05 81.74 13:50:01 7 15.18 0.00 0.65 0.53 0.05 83.59 14:00:12 all 35.22 0.00 1.60 1.33 0.10 61.74 14:00:12 0 32.14 0.00 1.71 2.03 0.09 64.03 14:00:12 1 38.67 0.00 1.92 0.42 0.12 58.88 14:00:12 2 34.81 0.00 1.63 1.40 0.12 62.04 14:00:12 3 33.88 0.00 1.53 4.03 0.09 60.47 14:00:12 4 33.38 0.00 1.52 1.04 0.11 63.95 14:00:12 5 38.32 0.00 1.51 0.29 0.10 59.78 14:00:12 6 36.15 0.00 1.29 0.70 0.10 61.75 14:00:12 7 34.41 0.00 1.70 0.75 0.10 63.04 14:10:08 all 36.12 0.00 1.78 0.23 0.10 61.78 14:10:08 0 36.51 0.00 1.64 0.20 0.10 61.55 14:10:08 1 34.07 0.00 1.79 0.15 0.10 63.88 14:10:08 2 35.69 0.00 1.82 0.14 0.10 62.25 14:10:08 3 35.24 0.00 1.82 0.17 0.09 62.68 14:10:08 4 36.24 0.00 1.43 0.47 0.09 61.77 14:10:08 5 39.29 0.00 2.06 0.38 0.10 58.16 14:10:08 6 36.58 0.00 1.73 0.17 0.10 61.42 14:10:08 7 35.30 0.00 1.92 0.14 0.10 62.54 14:20:01 all 30.78 0.00 1.64 2.28 0.10 65.19 14:20:01 0 32.07 0.00 1.70 1.48 0.10 64.65 14:20:01 1 31.88 0.00 1.62 0.99 0.11 65.40 14:20:01 2 28.79 0.00 1.94 3.28 0.10 65.88 14:20:01 3 33.43 0.00 1.49 0.74 0.11 64.23 14:20:01 4 29.59 0.00 1.63 1.75 0.10 66.94 14:20:01 5 29.92 0.00 1.42 7.33 0.10 61.23 14:20:01 6 31.06 0.00 1.78 1.25 0.12 65.78 14:20:01 7 29.52 0.00 1.54 1.44 0.10 67.40 Average: all 17.02 0.00 0.86 0.83 0.06 81.23 Average: 0 16.75 0.00 0.85 0.70 0.06 81.65 Average: 1 17.59 0.00 0.94 0.71 0.06 80.69 Average: 2 17.24 0.00 0.95 1.03 0.06 80.72 Average: 3 16.94 0.00 0.84 1.12 0.06 81.04 Average: 4 16.58 0.00 0.82 0.83 0.05 81.72 Average: 5 17.72 0.00 0.83 1.24 0.06 80.16 Average: 6 17.02 0.00 0.83 0.56 0.06 81.53 Average: 7 16.29 0.00 0.84 0.48 0.05 82.33