---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-15463 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 715 10865 4 4408 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:b9:0d:6b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.75/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79598sec preferred_lft 79598sec inet6 fe80::f816:3eff:feb9:d6b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:ad:b2:76:5f:f0 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::84ad:b2ff:fe76:5ff0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-15463) 03/23/26 _x86_64_ (4 CPU) 19:05:52 LINUX RESTART (4 CPU) 19:10:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:15 94.67 2.84 88.43 3.40 193.33 33488.26 10899.26 19:30:06 59.01 23.78 33.34 1.89 319.33 1885.28 1819.46 19:40:07 10.96 0.13 10.16 0.67 6.25 376.52 794.88 19:50:07 11.66 0.03 11.11 0.52 0.69 559.51 513.26 20:00:07 16.33 0.02 15.61 0.71 1.00 498.69 664.67 20:10:08 8.00 0.01 7.68 0.31 0.57 225.94 1259.38 20:20:00 5.29 0.13 4.98 0.18 6.43 154.61 147.33 20:30:00 17.68 11.98 5.49 0.21 140.75 170.62 49.71 20:40:01 2.47 0.01 2.46 0.00 0.21 36.13 0.31 20:50:01 26.83 0.08 10.99 15.76 4.45 680.28 211133.09 Average: 25.41 3.87 19.17 2.37 67.26 3877.98 22767.57 19:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:15 171260 9005832 6914688 42.23 259524 8346004 9292352 53.34 2144720 13266676 1100 19:30:06 8999664 12107108 3829708 23.39 270328 2848676 5280964 30.31 2277396 4560124 7700 19:40:07 5670596 8807104 7130596 43.55 272200 2875984 8439356 48.44 2289612 7867416 132 19:50:07 8260312 11503428 4436428 27.10 276868 2977824 5232176 30.03 2325448 5258892 96 20:00:07 8135584 11449488 4490316 27.43 279348 3046128 5242516 30.09 2331100 5372932 144 20:10:08 8034536 11378188 4561548 27.86 280104 3075120 5378764 30.87 2333076 5482560 284 20:20:00 6655420 10021728 5917012 36.14 280712 3097176 6689476 38.40 2336540 6853088 300 20:30:00 6589292 10032180 5906404 36.07 285580 3158116 6689376 38.40 2380024 6859952 404 20:40:01 6428292 9872404 6066064 37.05 285836 3159076 6844872 39.29 2380348 7011888 48 20:50:01 7554044 11157324 4781736 29.20 290768 3306156 5361576 30.78 2402092 5866092 520 Average: 6649900 10533478 5403450 33.00 278127 3589026 6445143 37.00 2320036 6839962 1073 19:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:15 lo 2.95 2.95 4.03 4.03 0.00 0.00 0.00 0.00 19:20:15 ens3 101.21 76.57 1137.62 7.48 0.00 0.00 0.00 0.00 19:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:06 lo 47.42 47.42 26.23 26.23 0.00 0.00 0.00 0.00 19:30:06 ens3 2.38 2.04 0.55 0.47 0.00 0.00 0.00 0.00 19:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:07 lo 31.55 31.55 13.95 13.95 0.00 0.00 0.00 0.00 19:40:07 ens3 2.29 1.11 0.40 1.31 0.00 0.00 0.00 0.00 19:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:07 lo 13.08 13.08 6.06 6.06 0.00 0.00 0.00 0.00 19:50:07 ens3 1.07 0.74 0.29 0.21 0.00 0.00 0.00 0.00 19:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:07 lo 17.18 17.18 8.41 8.41 0.00 0.00 0.00 0.00 20:00:07 ens3 1.15 0.72 0.26 0.19 0.00 0.00 0.00 0.00 20:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:08 lo 18.37 18.37 9.12 9.12 0.00 0.00 0.00 0.00 20:10:08 ens3 1.46 0.65 0.28 0.16 0.00 0.00 0.00 0.00 20:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:00 lo 27.46 27.46 11.13 11.13 0.00 0.00 0.00 0.00 20:20:00 ens3 0.72 0.45 0.16 0.10 0.00 0.00 0.00 0.00 20:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:00 lo 19.38 19.38 10.28 10.28 0.00 0.00 0.00 0.00 20:30:00 ens3 0.90 0.54 0.18 0.13 0.00 0.00 0.00 0.00 20:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:01 lo 8.01 8.01 4.08 4.08 0.00 0.00 0.00 0.00 20:40:01 ens3 0.84 0.30 0.19 0.11 0.00 0.00 0.00 0.00 20:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:01 lo 17.62 17.62 9.75 9.75 0.00 0.00 0.00 0.00 20:50:01 ens3 1.03 0.90 0.25 0.20 0.00 0.00 0.00 0.00 20:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.21 20.21 10.26 10.26 0.00 0.00 0.00 0.00 Average: ens3 11.52 8.57 116.50 1.05 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-15463) 03/23/26 _x86_64_ (4 CPU) 19:05:52 LINUX RESTART (4 CPU) 19:10:02 CPU %user %nice %system %iowait %steal %idle 19:20:15 all 41.93 0.00 2.02 0.30 0.08 55.67 19:20:15 0 41.44 0.00 2.34 0.35 0.09 55.78 19:20:15 1 42.34 0.00 1.90 0.40 0.08 55.29 19:20:15 2 38.95 0.00 2.07 0.20 0.08 58.70 19:20:15 3 45.00 0.00 1.77 0.24 0.09 52.91 19:30:06 all 60.20 0.00 2.29 0.12 0.11 37.28 19:30:06 0 61.18 0.00 2.11 0.04 0.11 36.56 19:30:06 1 60.10 0.00 2.27 0.08 0.11 37.43 19:30:06 2 59.72 0.00 2.43 0.14 0.11 37.59 19:30:06 3 59.80 0.00 2.34 0.21 0.11 37.55 19:40:07 all 27.50 0.00 1.01 0.04 0.09 71.36 19:40:07 0 27.51 0.00 1.02 0.04 0.09 71.34 19:40:07 1 27.47 0.00 1.03 0.07 0.09 71.34 19:40:07 2 27.78 0.00 0.95 0.02 0.09 71.17 19:40:07 3 27.24 0.00 1.04 0.04 0.09 71.59 19:50:07 all 16.59 0.00 0.72 0.04 0.07 82.58 19:50:07 0 15.99 0.00 0.78 0.02 0.07 83.13 19:50:07 1 16.86 0.00 0.59 0.01 0.07 82.47 19:50:07 2 17.15 0.00 0.77 0.11 0.07 81.89 19:50:07 3 16.36 0.00 0.73 0.01 0.07 82.83 20:00:07 all 25.87 0.00 0.88 0.05 0.08 73.13 20:00:07 0 25.83 0.00 0.75 0.04 0.08 73.31 20:00:07 1 26.22 0.00 1.00 0.03 0.08 72.67 20:00:07 2 25.50 0.00 0.97 0.10 0.08 73.35 20:00:07 3 25.92 0.00 0.78 0.05 0.08 73.17 20:10:08 all 14.56 0.00 0.63 0.03 0.07 84.71 20:10:08 0 14.17 0.00 0.52 0.03 0.07 85.21 20:10:08 1 14.62 0.00 0.68 0.02 0.08 84.60 20:10:08 2 14.78 0.00 0.72 0.02 0.08 84.40 20:10:08 3 14.65 0.00 0.60 0.04 0.07 84.64 20:20:00 all 11.46 0.00 0.49 0.02 0.07 87.96 20:20:00 0 11.24 0.00 0.51 0.01 0.07 88.18 20:20:00 1 11.57 0.00 0.54 0.03 0.08 87.78 20:20:00 2 11.98 0.00 0.45 0.02 0.08 87.47 20:20:00 3 11.05 0.00 0.48 0.02 0.07 88.39 20:30:00 all 11.60 0.07 0.65 0.07 0.07 87.53 20:30:00 0 11.07 0.00 0.64 0.03 0.07 88.19 20:30:00 1 11.50 0.24 0.72 0.19 0.08 87.28 20:30:00 2 11.76 0.03 0.61 0.05 0.07 87.48 20:30:00 3 12.10 0.00 0.64 0.02 0.07 87.17 20:40:01 all 1.86 0.00 0.36 0.01 0.07 97.69 20:40:01 0 1.63 0.00 0.29 0.00 0.06 98.02 20:40:01 1 1.89 0.00 0.42 0.00 0.08 97.60 20:40:01 2 2.35 0.00 0.41 0.02 0.08 97.15 20:40:01 3 1.59 0.00 0.33 0.02 0.07 97.99 20:50:01 all 22.01 0.00 0.86 0.05 0.08 77.00 20:50:01 0 22.19 0.00 0.69 0.02 0.07 77.02 20:50:01 1 21.93 0.00 0.84 0.02 0.08 77.13 20:50:01 2 21.99 0.00 1.00 0.09 0.08 76.83 20:50:01 3 21.91 0.00 0.92 0.09 0.08 77.00 Average: all 23.35 0.01 0.99 0.07 0.08 75.50 Average: 0 23.22 0.00 0.97 0.06 0.08 75.68 Average: 1 23.43 0.02 1.00 0.08 0.08 75.37 Average: 2 23.17 0.00 1.04 0.08 0.08 75.63 Average: 3 23.56 0.00 0.96 0.07 0.08 75.32