---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-60317 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 692 10792 3 4504 14954 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:c4:eb:8f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.5/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79499sec preferred_lft 79499sec inet6 fe80::f816:3eff:fec4:eb8f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:a1:3b:68:ce:35 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::fca1:3bff:fe68:ce35/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-60317) 03/31/26 _x86_64_ (4 CPU) 11:34:32 LINUX RESTART (4 CPU) 11:40:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:09 86.78 24.13 59.55 3.09 366.73 7134.10 2803.48 12:00:00 15.52 0.13 14.55 0.84 4.30 385.75 554.76 12:10:09 8.43 0.12 7.89 0.41 6.79 266.32 488.24 12:20:06 19.82 0.06 18.84 0.93 1.63 852.60 2223.59 12:30:00 9.62 0.00 9.18 0.43 0.36 288.46 185.28 12:40:09 19.86 0.10 4.48 15.27 1.17 134.82 206624.85 12:50:09 6.25 0.03 6.05 0.17 2.21 161.76 83.53 13:00:00 4.82 0.00 4.60 0.21 0.31 146.65 74.16 13:10:09 8.81 0.03 8.38 0.40 3.63 558.54 139.07 13:20:05 7.21 0.02 6.87 0.32 1.11 278.89 369.06 Average: 18.78 2.48 14.07 2.23 39.13 1026.29 21633.14 11:40:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:09 3718060 7029648 8903920 54.38 264704 3029104 10767000 61.80 2179124 9897836 2004 12:00:00 3590204 6920648 9012764 55.05 267064 3045752 9712636 55.75 2210060 9974644 424 12:10:09 6237716 9594288 6340240 38.72 268264 3070708 7069012 40.58 2218764 7339000 296 12:20:06 11814408 15333492 605644 3.70 274484 3226472 1362348 7.82 2259200 1748612 11704 12:30:00 7910572 11458412 4478728 27.35 275792 3253916 5228900 30.01 2261552 5644940 404 12:40:09 7768284 11341496 4595448 28.07 278264 3276784 5316744 30.52 2269268 5760224 220 12:50:09 6223832 9817156 6119024 37.37 278768 3296392 6905168 39.64 2271420 7313416 364 13:00:00 6196628 9810880 6125376 37.41 279396 3316696 6877536 39.48 2274780 7340216 164 13:10:09 7707480 11451584 4485172 27.39 283684 3436824 5217680 29.95 2283372 5807608 88 13:20:05 6792976 10586000 5350380 32.68 284560 3484656 6106796 35.05 2301900 6708640 292 Average: 6796016 10334360 5601670 34.21 275498 3243730 6456382 37.06 2252944 6753514 1596 11:40:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:09 lo 22.32 22.32 17.51 17.51 0.00 0.00 0.00 0.00 11:50:09 ens3 2.14 1.89 0.66 0.55 0.00 0.00 0.00 0.00 11:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:00 lo 47.37 47.37 20.56 20.56 0.00 0.00 0.00 0.00 12:00:00 ens3 1.71 1.42 0.39 0.33 0.00 0.00 0.00 0.00 12:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:09 lo 18.51 18.51 8.82 8.82 0.00 0.00 0.00 0.00 12:10:09 ens3 1.14 0.59 0.24 1.13 0.00 0.00 0.00 0.00 12:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:06 lo 12.48 12.48 6.38 6.38 0.00 0.00 0.00 0.00 12:20:06 ens3 1.28 0.97 0.33 0.26 0.00 0.00 0.00 0.00 12:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:00 lo 19.74 19.74 10.40 10.40 0.00 0.00 0.00 0.00 12:30:00 ens3 0.94 0.73 0.20 0.16 0.00 0.00 0.00 0.00 12:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:09 lo 26.46 26.46 9.51 9.51 0.00 0.00 0.00 0.00 12:40:09 ens3 1.39 0.50 0.32 0.19 0.00 0.00 0.00 0.00 12:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:09 lo 18.96 18.96 9.27 9.27 0.00 0.00 0.00 0.00 12:50:09 ens3 0.81 0.66 0.17 0.13 0.00 0.00 0.00 0.00 12:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:00 lo 14.26 14.26 8.97 8.97 0.00 0.00 0.00 0.00 13:00:00 ens3 0.74 0.56 0.18 0.14 0.00 0.00 0.00 0.00 13:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:09 lo 14.54 14.54 8.06 8.06 0.00 0.00 0.00 0.00 13:10:09 ens3 0.80 0.65 0.22 0.17 0.00 0.00 0.00 0.00 13:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:05 lo 21.78 21.78 9.32 9.32 0.00 0.00 0.00 0.00 13:20:05 ens3 0.93 0.70 0.22 0.17 0.00 0.00 0.00 0.00 13:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.62 21.62 10.87 10.87 0.00 0.00 0.00 0.00 Average: ens3 1.19 0.87 0.30 0.33 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-60317) 03/31/26 _x86_64_ (4 CPU) 11:34:32 LINUX RESTART (4 CPU) 11:40:04 CPU %user %nice %system %iowait %steal %idle 11:50:09 all 58.18 0.00 2.17 0.12 0.10 39.43 11:50:09 0 59.40 0.00 2.19 0.05 0.10 38.25 11:50:09 1 57.37 0.00 2.40 0.14 0.10 39.99 11:50:09 2 58.89 0.00 1.99 0.09 0.11 38.91 11:50:09 3 57.04 0.00 2.09 0.21 0.10 40.55 12:00:00 all 34.56 0.00 1.29 0.03 0.11 64.01 12:00:00 0 34.71 0.00 1.40 0.06 0.11 63.73 12:00:00 1 34.78 0.00 1.17 0.02 0.11 63.92 12:00:00 2 34.33 0.00 1.32 0.02 0.11 64.23 12:00:00 3 34.42 0.00 1.27 0.03 0.11 64.18 12:10:09 all 16.62 0.00 0.66 0.05 0.08 82.59 12:10:09 0 16.84 0.00 0.59 0.01 0.08 82.47 12:10:09 1 16.84 0.00 0.71 0.06 0.08 82.30 12:10:09 2 16.47 0.00 0.70 0.06 0.08 82.69 12:10:09 3 16.33 0.00 0.62 0.05 0.08 82.91 12:20:06 all 29.35 0.00 0.97 0.06 0.08 69.54 12:20:06 0 29.27 0.00 0.93 0.09 0.08 69.63 12:20:06 1 29.73 0.00 0.94 0.04 0.09 69.20 12:20:06 2 29.62 0.00 1.11 0.04 0.09 69.14 12:20:06 3 28.77 0.00 0.91 0.06 0.08 70.18 12:30:00 all 18.21 0.00 0.65 0.02 0.07 81.04 12:30:00 0 18.63 0.00 0.61 0.03 0.08 80.65 12:30:00 1 18.25 0.00 0.67 0.01 0.07 81.00 12:30:00 2 17.65 0.00 0.70 0.02 0.07 81.56 12:30:00 3 18.32 0.00 0.63 0.04 0.08 80.94 12:40:09 all 8.22 0.00 0.40 0.04 0.07 91.28 12:40:09 0 8.11 0.00 0.39 0.04 0.06 91.38 12:40:09 1 8.33 0.00 0.41 0.01 0.07 91.17 12:40:09 2 8.01 0.00 0.40 0.01 0.07 91.50 12:40:09 3 8.40 0.00 0.38 0.10 0.07 91.04 12:50:09 all 10.14 0.00 0.50 0.04 0.07 89.25 12:50:09 0 10.20 0.00 0.37 0.01 0.07 89.36 12:50:09 1 9.95 0.00 0.63 0.10 0.08 89.25 12:50:09 2 10.19 0.00 0.56 0.03 0.08 89.14 12:50:09 3 10.22 0.00 0.44 0.01 0.07 89.25 13:00:00 all 10.17 0.00 0.44 0.03 0.06 89.30 13:00:00 0 10.09 0.00 0.35 0.01 0.06 89.49 13:00:00 1 10.21 0.00 0.48 0.00 0.06 89.25 13:00:00 2 10.41 0.00 0.51 0.04 0.07 88.97 13:00:00 3 9.98 0.00 0.41 0.06 0.06 89.50 13:10:09 all 14.12 0.00 0.60 0.04 0.07 85.17 13:10:09 0 14.01 0.00 0.58 0.02 0.07 85.33 13:10:09 1 14.10 0.00 0.64 0.06 0.08 85.12 13:10:09 2 13.81 0.00 0.56 0.02 0.07 85.54 13:10:09 3 14.57 0.00 0.62 0.04 0.07 84.69 13:20:05 all 15.44 0.00 0.64 0.03 0.07 83.82 13:20:05 0 15.49 0.00 0.62 0.06 0.07 83.76 13:20:05 1 15.61 0.00 0.71 0.01 0.08 83.60 13:20:05 2 15.38 0.00 0.66 0.03 0.07 83.86 13:20:05 3 15.26 0.00 0.58 0.04 0.07 84.05 Average: all 21.50 0.00 0.83 0.05 0.08 77.55 Average: 0 21.68 0.00 0.80 0.04 0.08 77.40 Average: 1 21.50 0.00 0.88 0.04 0.08 77.49 Average: 2 21.47 0.00 0.85 0.04 0.08 77.56 Average: 3 21.32 0.00 0.80 0.06 0.08 77.74