---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-33709 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 740 8817 3 6431 14906 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:c3:b1:31 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.146/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79414sec preferred_lft 79414sec inet6 fe80::f816:3eff:fec3:b131/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:fa:c1:26:25:91 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::e0fa:c1ff:fe26:2591/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-33709) 07/07/26 _x86_64_ (4 CPU) 12:32:31 LINUX RESTART (4 CPU) 12:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:15 28.76 1.23 26.19 1.35 81.94 2609.91 2297.01 13:00:01 13.96 0.88 12.42 0.65 8.62 320.67 952.68 13:10:01 24.33 0.11 8.55 15.67 1.65 299.74 215413.64 13:20:15 41.75 19.19 21.38 1.18 161.45 1727.56 2906.06 13:30:01 47.34 19.32 26.61 1.40 160.31 1748.59 1698.36 13:40:01 10.52 0.00 10.04 0.48 0.00 291.28 166.24 13:50:15 7.61 0.00 7.28 0.33 0.22 248.68 101.25 14:00:01 3.16 0.00 3.15 0.00 0.00 55.10 0.01 14:10:01 4.91 0.00 4.71 0.19 0.00 155.37 42.51 14:20:15 10.90 0.01 10.42 0.47 0.08 664.85 239.39 Average: 19.34 4.07 13.10 2.17 41.51 817.74 22338.01 12:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:15 245448 5005612 10922420 66.71 248476 4398896 11863424 68.10 2194596 13243540 248 13:00:01 2285908 6900388 9028780 55.14 250212 4255304 9625760 55.25 2228352 11178180 664 13:10:01 7154408 11802624 4130920 25.23 252828 4286460 5251320 30.14 2255628 6314300 7320 13:20:15 7297356 12388856 3542128 21.63 265928 4703548 4911672 28.19 2437724 5967508 11868 13:30:01 6795304 12289780 3640564 22.24 276360 5087384 4715340 27.07 2577668 6317320 13840 13:40:01 5594368 11112308 4817328 29.42 277664 5109444 5495308 31.54 2594424 7485236 160 13:50:15 4512388 10068392 5861852 35.80 278348 5146716 6696008 38.44 2597324 8566284 336 14:00:01 4297024 9855548 6074344 37.10 278636 5148932 6824348 39.17 2597616 8792216 144 14:10:01 4088340 9669732 6260088 38.23 279160 5171196 6973468 40.03 2600952 8985064 436 14:20:15 5427212 11162272 4768036 29.12 283080 5315292 5367124 30.81 2616560 7643800 144 Average: 4769776 10025551 5904646 36.06 269069 4862317 6772377 38.87 2470084 8449345 3516 12:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:15 lo 14.75 14.75 9.19 9.19 0.00 0.00 0.00 0.00 12:50:15 ens3 1.18 0.95 0.31 0.26 0.00 0.00 0.00 0.00 12:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:01 lo 27.57 27.57 11.86 11.86 0.00 0.00 0.00 0.00 13:00:01 ens3 1.01 0.90 0.28 0.17 0.00 0.00 0.00 0.00 13:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:01 lo 19.82 19.82 8.62 8.62 0.00 0.00 0.00 0.00 13:10:01 ens3 0.93 0.75 0.21 1.08 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:15 lo 14.30 14.30 11.53 11.53 0.00 0.00 0.00 0.00 13:20:15 ens3 0.99 0.98 0.29 0.25 0.00 0.00 0.00 0.00 13:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:01 lo 22.09 22.09 14.06 14.06 0.00 0.00 0.00 0.00 13:30:01 ens3 1.42 1.36 0.33 0.30 0.00 0.00 0.00 0.00 13:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:01 lo 29.51 29.51 13.54 13.54 0.00 0.00 0.00 0.00 13:40:01 ens3 1.12 1.01 0.24 0.21 0.00 0.00 0.00 0.00 13:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:15 lo 28.34 28.34 11.24 11.24 0.00 0.00 0.00 0.00 13:50:15 ens3 0.59 0.44 0.13 0.08 0.00 0.00 0.00 0.00 13:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:01 lo 15.03 15.03 6.42 6.42 0.00 0.00 0.00 0.00 14:00:01 ens3 0.61 0.49 0.16 0.13 0.00 0.00 0.00 0.00 14:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:01 lo 17.88 17.88 10.50 10.50 0.00 0.00 0.00 0.00 14:10:01 ens3 0.60 0.48 0.12 0.10 0.00 0.00 0.00 0.00 14:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:15 lo 17.81 17.81 9.82 9.82 0.00 0.00 0.00 0.00 14:20:15 ens3 0.95 0.89 0.26 0.21 0.00 0.00 0.00 0.00 14:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.68 20.68 10.68 10.68 0.00 0.00 0.00 0.00 Average: ens3 0.94 0.82 0.23 0.28 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-33709) 07/07/26 _x86_64_ (4 CPU) 12:32:31 LINUX RESTART (4 CPU) 12:40:01 CPU %user %nice %system %iowait %steal %idle 12:50:15 all 29.49 0.00 1.25 0.08 0.10 69.08 12:50:15 0 29.87 0.00 1.12 0.07 0.10 68.84 12:50:15 1 29.98 0.00 1.33 0.12 0.10 68.47 12:50:15 2 28.53 0.00 1.44 0.06 0.10 69.86 12:50:15 3 29.59 0.00 1.12 0.06 0.10 69.13 13:00:01 all 25.87 0.00 1.05 0.05 0.11 72.91 13:00:01 0 25.91 0.00 1.01 0.07 0.10 72.90 13:00:01 1 25.51 0.00 1.11 0.04 0.11 73.23 13:00:01 2 26.17 0.00 1.11 0.03 0.11 72.59 13:00:01 3 25.91 0.00 0.99 0.06 0.11 72.93 13:10:01 all 20.12 0.00 0.87 0.14 0.08 78.79 13:10:01 0 19.45 0.00 0.92 0.13 0.08 79.41 13:10:01 1 20.23 0.00 0.78 0.18 0.08 78.72 13:10:01 2 20.70 0.00 0.95 0.18 0.09 78.09 13:10:01 3 20.10 0.00 0.82 0.06 0.08 78.94 13:20:15 all 29.27 0.00 1.07 0.13 0.09 69.44 13:20:15 0 28.56 0.00 1.15 0.12 0.10 70.07 13:20:15 1 29.89 0.00 1.08 0.06 0.09 68.88 13:20:15 2 29.70 0.00 1.05 0.30 0.09 68.86 13:20:15 3 28.94 0.00 0.99 0.05 0.08 69.94 13:30:01 all 41.54 0.00 1.40 1.08 0.11 55.88 13:30:01 0 41.17 0.00 1.59 0.75 0.10 56.38 13:30:01 1 41.65 0.00 1.27 0.25 0.11 56.72 13:30:01 2 42.68 0.00 1.45 1.14 0.11 54.62 13:30:01 3 40.65 0.00 1.28 2.17 0.10 55.80 13:40:01 all 21.11 0.00 0.84 0.17 0.08 77.80 13:40:01 0 20.89 0.00 0.79 0.16 0.07 78.08 13:40:01 1 21.45 0.00 0.80 0.20 0.08 77.47 13:40:01 2 20.87 0.00 0.99 0.12 0.09 77.93 13:40:01 3 21.23 0.00 0.77 0.21 0.08 77.70 13:50:15 all 15.88 0.00 0.71 0.11 0.07 83.24 13:50:15 0 15.95 0.00 0.72 0.02 0.07 83.24 13:50:15 1 15.64 0.00 0.76 0.08 0.07 83.44 13:50:15 2 16.02 0.00 0.67 0.13 0.07 83.10 13:50:15 3 15.89 0.00 0.67 0.20 0.07 83.16 14:00:01 all 3.32 0.00 0.36 0.11 0.06 96.15 14:00:01 0 3.11 0.00 0.27 0.03 0.06 96.53 14:00:01 1 3.56 0.00 0.39 0.08 0.06 95.92 14:00:01 2 3.31 0.00 0.40 0.14 0.06 96.09 14:00:01 3 3.30 0.00 0.38 0.19 0.06 96.06 14:10:01 all 10.01 0.00 0.37 0.10 0.08 89.45 14:10:01 0 10.13 0.00 0.35 0.08 0.08 89.35 14:10:01 1 9.76 0.00 0.36 0.08 0.08 89.72 14:10:01 2 10.21 0.00 0.37 0.12 0.08 89.23 14:10:01 3 9.93 0.00 0.39 0.12 0.07 89.49 14:20:15 all 20.45 0.00 0.81 0.59 0.08 78.07 14:20:15 0 20.66 0.00 0.83 0.19 0.08 78.24 14:20:15 1 20.18 0.00 0.81 0.67 0.08 78.26 14:20:15 2 20.15 0.00 0.80 1.02 0.08 77.95 14:20:15 3 20.81 0.00 0.79 0.48 0.08 77.85 Average: all 21.71 0.00 0.87 0.25 0.09 77.08 Average: 0 21.57 0.00 0.88 0.16 0.08 77.30 Average: 1 21.78 0.00 0.87 0.18 0.09 77.08 Average: 2 21.83 0.00 0.92 0.32 0.09 76.83 Average: 3 21.64 0.00 0.82 0.35 0.08 77.10