---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-683 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 18G 60G 23% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 715 10639 3 4633 14931 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:3f:c1:3f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.241/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79918sec preferred_lft 79918sec inet6 fe80::f816:3eff:fe3f:c13f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:0e:88:02:f4:58 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::cc0e:88ff:fe02:f458/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-683) 04/07/26 _x86_64_ (4 CPU) 09:08:47 LINUX RESTART (4 CPU) 09:10:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:20:09 121.70 8.65 107.80 5.24 809.06 36250.45 10805.71 09:30:01 73.24 23.40 47.47 2.37 324.80 4899.74 2490.91 09:40:16 13.78 0.12 12.87 0.80 6.01 425.72 736.10 09:50:11 10.60 0.05 10.06 0.50 1.95 557.14 595.62 10:00:01 16.40 0.02 15.68 0.70 0.77 504.91 451.39 10:10:12 4.54 0.01 4.35 0.17 0.39 121.38 33.46 10:20:16 7.29 0.02 6.99 0.27 1.40 176.60 141.52 10:30:16 6.68 0.00 6.41 0.27 0.31 229.64 132.71 10:40:16 20.76 0.03 5.27 15.46 0.57 161.61 211152.79 10:50:16 9.36 0.03 8.97 0.35 3.87 581.28 259.13 Average: 28.20 3.19 22.40 2.60 113.49 4338.76 22663.86 09:10:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:09 2166480 13574592 2346108 14.33 260976 10885536 3136828 18.01 2092272 11278316 724044 09:30:01 2282028 5742728 10188932 62.23 271692 3159060 10999096 63.13 2216348 11278176 2116 09:40:16 5357336 8852960 7081492 43.25 273384 3192272 8448696 48.50 2239672 8196568 256 09:50:11 7946596 11549932 4387152 26.79 278176 3294604 5248500 30.13 2276428 5580140 80 10:00:01 7680276 11353668 4583300 27.99 280528 3362240 5338772 30.64 2281680 5831872 396 10:10:12 7655636 11344244 4592396 28.05 281100 3376860 5322580 30.55 2282780 5842316 52 10:20:16 9272840 12996896 2940936 17.96 281608 3411788 4355832 25.00 2285584 4248000 17020 10:30:16 6169256 9914408 6021652 36.78 282616 3431876 6815192 39.12 2289352 7337372 224 10:40:16 7720072 11493072 4443700 27.14 283452 3458888 5228592 30.01 2296640 5775792 100 10:50:16 7386684 11293092 4643400 28.36 287792 3581984 5214160 29.93 2311604 6085596 76 Average: 6363720 10811559 5122907 31.29 278132 4115511 6010825 34.50 2257236 7145415 74436 09:10:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:09 lo 3.39 3.39 2.45 2.45 0.00 0.00 0.00 0.00 09:20:09 ens3 142.11 106.68 1965.71 12.68 0.00 0.00 0.00 0.00 09:20:09 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 09:30:01 lo 44.17 44.17 26.55 26.55 0.00 0.00 0.00 0.00 09:30:01 ens3 2.34 1.97 0.51 0.43 0.00 0.00 0.00 0.00 09:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:16 lo 34.26 34.26 15.06 15.06 0.00 0.00 0.00 0.00 09:40:16 ens3 6.37 3.60 3.75 2.50 0.00 0.00 0.00 0.00 09:40:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:11 lo 12.10 12.10 5.45 5.45 0.00 0.00 0.00 0.00 09:50:11 ens3 4.82 0.84 0.83 0.38 0.00 0.00 0.00 0.00 09:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:01 lo 15.25 15.25 8.08 8.08 0.00 0.00 0.00 0.00 10:00:01 ens3 2.68 0.75 0.31 0.18 0.00 0.00 0.00 0.00 10:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:12 lo 16.89 16.89 8.30 8.30 0.00 0.00 0.00 0.00 10:10:12 ens3 0.77 0.48 0.14 0.10 0.00 0.00 0.00 0.00 10:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:16 lo 24.43 24.43 8.17 8.17 0.00 0.00 0.00 0.00 10:20:16 ens3 0.67 0.36 0.14 0.09 0.00 0.00 0.00 0.00 10:20:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:16 lo 20.61 20.61 11.42 11.42 0.00 0.00 0.00 0.00 10:30:16 ens3 0.76 0.57 0.15 0.11 0.00 0.00 0.00 0.00 10:30:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:16 lo 16.53 16.53 9.57 9.57 0.00 0.00 0.00 0.00 10:40:16 ens3 2.28 0.50 0.39 0.14 0.00 0.00 0.00 0.00 10:40:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:16 lo 21.37 21.37 10.28 10.28 0.00 0.00 0.00 0.00 10:50:16 ens3 1.40 0.92 0.33 0.24 0.00 0.00 0.00 0.00 10:50:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.94 20.94 10.54 10.54 0.00 0.00 0.00 0.00 Average: ens3 16.25 11.54 194.74 1.67 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-4c-16g-683) 04/07/26 _x86_64_ (4 CPU) 09:08:47 LINUX RESTART (4 CPU) 09:10:16 CPU %user %nice %system %iowait %steal %idle 09:20:09 all 43.66 0.00 2.57 1.28 0.09 52.39 09:20:09 0 45.57 0.00 2.80 0.94 0.09 50.60 09:20:09 1 43.33 0.00 2.60 2.12 0.10 51.85 09:20:09 2 40.54 0.00 2.32 1.24 0.09 55.82 09:20:09 3 45.22 0.00 2.57 0.82 0.10 51.29 09:30:01 all 64.90 0.00 2.30 0.12 0.12 32.56 09:30:01 0 65.62 0.00 2.28 0.12 0.12 31.86 09:30:01 1 64.27 0.00 2.36 0.17 0.13 33.09 09:30:01 2 64.30 0.00 2.40 0.09 0.12 33.08 09:30:01 3 65.41 0.00 2.16 0.10 0.12 32.21 09:40:16 all 32.01 0.00 1.28 0.12 0.10 66.48 09:40:16 0 31.84 0.00 1.27 0.11 0.10 66.69 09:40:16 1 32.22 0.00 1.31 0.09 0.11 66.27 09:40:16 2 31.09 0.00 1.39 0.10 0.11 67.32 09:40:16 3 32.90 0.00 1.17 0.18 0.10 65.65 09:50:11 all 16.83 0.00 0.71 0.12 0.07 82.28 09:50:11 0 16.88 0.00 0.67 0.11 0.06 82.28 09:50:11 1 17.33 0.00 0.73 0.26 0.07 81.62 09:50:11 2 16.04 0.00 0.80 0.03 0.07 83.07 09:50:11 3 17.05 0.00 0.65 0.09 0.07 82.14 10:00:01 all 26.58 0.00 0.90 0.10 0.07 72.34 10:00:01 0 26.18 0.00 0.85 0.04 0.07 72.86 10:00:01 1 26.99 0.00 0.91 0.03 0.07 71.99 10:00:01 2 26.87 0.00 0.97 0.07 0.08 72.00 10:00:01 3 26.29 0.00 0.87 0.24 0.07 72.53 10:10:12 all 8.12 0.00 0.36 0.02 0.05 91.45 10:10:12 0 8.30 0.00 0.39 0.02 0.05 91.24 10:10:12 1 8.14 0.00 0.36 0.02 0.05 91.43 10:10:12 2 8.23 0.00 0.32 0.01 0.06 91.37 10:10:12 3 7.81 0.00 0.36 0.01 0.05 91.78 10:20:16 all 11.32 0.00 0.54 0.03 0.06 88.06 10:20:16 0 11.57 0.00 0.51 0.02 0.06 87.84 10:20:16 1 11.73 0.00 0.59 0.01 0.06 87.61 10:20:16 2 11.46 0.00 0.58 0.04 0.06 87.85 10:20:16 3 10.50 0.00 0.48 0.04 0.05 88.92 10:30:16 all 14.59 0.00 0.63 0.05 0.07 84.65 10:30:16 0 14.35 0.00 0.67 0.03 0.07 84.88 10:30:16 1 14.70 0.00 0.63 0.03 0.07 84.56 10:30:16 2 14.99 0.00 0.68 0.10 0.08 84.15 10:30:16 3 14.33 0.00 0.54 0.02 0.07 85.03 10:40:16 all 9.20 0.00 0.45 0.04 0.07 90.24 10:40:16 0 8.86 0.00 0.44 0.11 0.07 90.53 10:40:16 1 9.25 0.00 0.49 0.02 0.07 90.17 10:40:16 2 9.68 0.00 0.52 0.00 0.07 89.72 10:40:16 3 9.01 0.00 0.34 0.05 0.07 90.53 10:50:16 all 15.80 0.00 0.73 0.05 0.07 83.34 10:50:16 0 15.41 0.00 0.68 0.04 0.07 83.80 10:50:16 1 15.34 0.00 0.73 0.02 0.08 83.83 10:50:16 2 16.04 0.00 0.79 0.03 0.07 83.07 10:50:16 3 16.42 0.00 0.73 0.11 0.07 82.66 Average: all 24.19 0.00 1.04 0.19 0.08 74.49 Average: 0 24.35 0.00 1.05 0.15 0.08 74.37 Average: 1 24.22 0.00 1.07 0.27 0.08 74.36 Average: 2 23.81 0.00 1.07 0.17 0.08 74.86 Average: 3 24.39 0.00 0.98 0.16 0.08 74.38