---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-22375 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: 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: 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 690 11320 3 3978 14956 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:b5:d9:57 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.121/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79490sec preferred_lft 79490sec inet6 fe80::f816:3eff:feb5:d957/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:eb:26:e5:8c:1a 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::84eb:26ff:fee5:8c1a/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-22375) 03/24/26 _x86_64_ (4 CPU) 21:54:17 LINUX RESTART (4 CPU) 22:00:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:10:08 90.13 3.18 83.59 3.36 138.18 30313.65 9331.59 22:20:09 53.89 23.31 28.90 1.68 302.55 1792.31 1956.78 22:30:09 22.54 0.28 6.73 15.52 15.01 232.07 210950.17 22:40:04 6.21 0.03 5.79 0.39 0.83 211.45 2052.46 22:50:25 21.11 0.08 20.14 0.90 3.29 861.42 727.26 23:00:21 7.73 0.01 7.43 0.29 0.44 215.80 348.83 23:10:39 7.02 0.01 6.72 0.28 1.36 227.95 376.64 23:20:10 6.16 0.01 5.88 0.27 0.59 171.67 88.09 23:30:10 5.33 0.01 5.14 0.18 0.28 160.75 50.42 23:40:10 9.25 0.03 8.81 0.41 3.86 575.18 289.87 Average: 22.98 2.70 17.96 2.33 46.66 3475.30 22629.48 22:00:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:08 1287112 5612024 10315836 63.00 261968 3957220 11572540 66.43 2092112 12317076 2448 22:20:09 3656896 6417944 9519400 58.14 272136 2528784 10969528 62.96 2128536 10058648 496 22:30:09 11741676 14532624 1409796 8.61 273000 2557656 2203380 12.65 2148172 2003928 452 22:40:04 12441756 15326444 616296 3.76 276960 2647460 1360976 7.81 2168016 1263080 83036 22:50:25 9956752 12923712 3018016 18.43 280408 2726380 3764148 21.61 2194112 3732504 240 23:00:21 8313620 11308556 4632208 28.29 281372 2753396 5375312 30.85 2196036 5366044 196 23:10:39 7730024 10760292 5180348 31.64 281896 2788200 6403344 36.76 2198632 5949528 336 23:20:10 7152528 10204292 5735624 35.03 282632 2808964 6595168 37.86 2202148 6521180 256 23:30:10 8471328 11546604 4394012 26.84 283392 2831712 5201600 29.86 2204620 5206688 284 23:40:10 8158928 11361580 4579104 27.97 287588 2954412 5208812 29.90 2219396 5488788 52 Average: 7891062 10999407 4940064 30.17 278135 2855418 5865481 33.67 2175178 5790746 8780 22:00:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:10:08 lo 7.66 7.66 8.50 8.50 0.00 0.00 0.00 0.00 22:10:08 ens3 67.97 49.77 911.63 6.27 0.00 0.00 0.00 0.00 22:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:09 lo 40.08 40.08 20.11 20.11 0.00 0.00 0.00 0.00 22:20:09 ens3 2.07 1.69 0.47 0.39 0.00 0.00 0.00 0.00 22:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:09 lo 29.51 29.51 11.61 11.61 0.00 0.00 0.00 0.00 22:30:09 ens3 1.00 0.71 0.20 0.15 0.00 0.00 0.00 0.00 22:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:04 lo 11.81 11.81 6.99 6.99 0.00 0.00 0.00 0.00 22:40:04 ens3 1.68 0.50 0.35 0.19 0.00 0.00 0.00 0.00 22:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:50:25 lo 12.95 12.95 7.44 7.44 0.00 0.00 0.00 0.00 22:50:25 ens3 1.00 0.77 0.19 0.15 0.00 0.00 0.00 0.00 22:50:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:00:21 lo 19.47 19.47 9.35 9.35 0.00 0.00 0.00 0.00 23:00:21 ens3 0.88 0.73 0.21 0.17 0.00 0.00 0.00 0.00 23:00:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:10:39 lo 27.38 27.38 9.56 9.56 0.00 0.00 0.00 0.00 23:10:39 ens3 1.09 0.49 0.21 0.12 0.00 0.00 0.00 0.00 23:10:39 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:20:10 lo 21.41 21.41 11.95 11.95 0.00 0.00 0.00 0.00 23:20:10 ens3 0.86 0.59 0.19 0.14 0.00 0.00 0.00 0.00 23:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:30:10 lo 16.66 16.66 9.58 9.58 0.00 0.00 0.00 0.00 23:30:10 ens3 0.72 0.49 0.16 0.12 0.00 0.00 0.00 0.00 23:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:40:10 lo 21.19 21.19 10.26 10.26 0.00 0.00 0.00 0.00 23:40:10 ens3 1.49 0.91 0.38 0.27 0.00 0.00 0.00 0.00 23:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.81 20.81 10.52 10.52 0.00 0.00 0.00 0.00 Average: ens3 7.87 5.66 91.29 0.79 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-4c-16g-22375) 03/24/26 _x86_64_ (4 CPU) 21:54:17 LINUX RESTART (4 CPU) 22:00:09 CPU %user %nice %system %iowait %steal %idle 22:10:08 all 45.31 0.00 2.07 0.41 0.08 52.13 22:10:08 0 47.60 0.00 2.19 0.74 0.08 49.38 22:10:08 1 42.56 0.00 1.96 0.22 0.08 55.18 22:10:08 2 47.50 0.00 2.18 0.43 0.08 49.81 22:10:08 3 43.60 0.00 1.95 0.23 0.09 54.14 22:20:09 all 50.89 0.00 1.96 0.09 0.11 46.95 22:20:09 0 50.90 0.00 2.01 0.07 0.10 46.92 22:20:09 1 52.02 0.00 1.87 0.07 0.11 45.93 22:20:09 2 49.45 0.00 2.08 0.16 0.11 48.21 22:20:09 3 51.19 0.00 1.89 0.07 0.11 46.74 22:30:09 all 13.63 0.00 0.77 0.03 0.09 85.48 22:30:09 0 14.02 0.00 0.68 0.04 0.09 85.17 22:30:09 1 13.36 0.00 0.77 0.01 0.08 85.78 22:30:09 2 13.74 0.00 0.87 0.04 0.09 85.26 22:30:09 3 13.40 0.00 0.77 0.03 0.09 85.71 22:40:04 all 15.07 0.00 0.70 0.04 0.08 84.12 22:40:04 0 15.28 0.00 0.67 0.03 0.07 83.95 22:40:04 1 14.90 0.00 0.77 0.01 0.08 84.25 22:40:04 2 14.30 0.00 0.68 0.05 0.08 84.90 22:40:04 3 15.79 0.00 0.71 0.06 0.08 83.36 22:50:25 all 31.06 0.00 1.04 0.06 0.08 67.76 22:50:25 0 31.31 0.00 0.93 0.04 0.08 67.64 22:50:25 1 32.17 0.00 0.94 0.04 0.08 66.77 22:50:25 2 30.83 0.00 1.26 0.12 0.08 67.71 22:50:25 3 29.91 0.00 1.03 0.05 0.09 68.93 23:00:21 all 13.83 0.00 0.54 0.03 0.08 85.52 23:00:21 0 13.30 0.00 0.46 0.04 0.08 86.12 23:00:21 1 14.19 0.00 0.60 0.02 0.08 85.12 23:00:21 2 13.93 0.00 0.63 0.03 0.08 85.32 23:00:21 3 13.91 0.00 0.46 0.02 0.08 85.53 23:10:39 all 12.94 0.00 0.54 0.02 0.07 86.42 23:10:39 0 12.17 0.00 0.60 0.01 0.08 87.15 23:10:39 1 12.92 0.00 0.46 0.03 0.07 86.52 23:10:39 2 13.64 0.00 0.51 0.01 0.07 85.77 23:10:39 3 13.04 0.00 0.59 0.05 0.07 86.25 23:20:10 all 12.27 0.00 0.55 0.02 0.08 87.07 23:20:10 0 12.20 0.00 0.49 0.04 0.07 87.20 23:20:10 1 12.39 0.00 0.59 0.01 0.08 86.93 23:20:10 2 11.71 0.00 0.58 0.01 0.08 87.63 23:20:10 3 12.80 0.00 0.56 0.02 0.07 86.54 23:30:10 all 8.40 0.00 0.43 0.02 0.07 91.07 23:30:10 0 7.94 0.00 0.37 0.02 0.07 91.60 23:30:10 1 8.21 0.00 0.47 0.02 0.08 91.21 23:30:10 2 8.75 0.00 0.44 0.01 0.08 90.72 23:30:10 3 8.71 0.00 0.45 0.03 0.07 90.75 23:40:10 all 14.13 0.00 0.57 0.04 0.08 85.18 23:40:10 0 14.26 0.00 0.52 0.02 0.07 85.13 23:40:10 1 13.89 0.00 0.56 0.02 0.08 85.45 23:40:10 2 14.37 0.00 0.60 0.06 0.08 84.90 23:40:10 3 14.01 0.00 0.61 0.05 0.08 85.25 Average: all 21.81 0.00 0.92 0.08 0.08 77.11 Average: 0 21.95 0.00 0.89 0.10 0.08 76.97 Average: 1 21.73 0.00 0.90 0.05 0.08 77.25 Average: 2 21.88 0.00 0.98 0.09 0.08 76.96 Average: 3 21.69 0.00 0.90 0.06 0.08 77.27