---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-33632 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 61G 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 724 8610 3 6654 14918 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:04:f8:49 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.132/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79877sec preferred_lft 79877sec inet6 fe80::f816:3eff:fe04:f849/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:6e:5a:43:5c:f2 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::686e:5aff:fe43:5cf2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-33632) 07/07/26 _x86_64_ (4 CPU) 07:14:21 LINUX RESTART (4 CPU) 07:20:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:30:06 45.71 2.35 41.46 1.89 124.51 8913.91 2893.80 07:40:06 13.29 1.04 11.64 0.60 17.39 303.07 847.69 07:50:06 40.68 19.27 20.23 1.18 156.66 1758.11 1514.24 08:00:06 49.39 18.56 29.29 1.55 148.56 1722.37 2095.43 08:10:01 7.93 0.00 7.60 0.32 0.00 203.00 108.31 08:20:06 20.41 0.01 5.21 15.19 0.37 136.23 210720.49 08:30:06 5.16 0.00 4.99 0.17 0.00 135.54 54.45 08:40:01 4.88 0.00 4.71 0.17 0.00 137.54 69.73 08:50:06 12.02 0.00 11.52 0.49 0.01 644.60 701.90 09:00:06 5.02 0.00 4.84 0.18 0.00 163.36 68.80 Average: 20.46 4.12 14.15 2.19 44.74 1411.20 22091.84 07:20:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:30:06 162420 5210040 10718104 65.46 249176 4679524 11651528 66.88 2131044 13389308 252 07:40:06 2009048 7045044 8880168 54.24 251416 4670428 9568356 54.92 2153612 11528248 708 07:50:06 3134536 8599388 7326332 44.75 264564 5073068 8506856 48.83 2336744 10213716 120 08:00:06 7269736 13116372 2810992 17.17 276484 5434236 3685436 21.15 2507464 5916964 3124 08:10:01 5429920 11297416 4629612 28.28 277508 5454044 5397484 30.98 2509504 7742136 332 08:20:06 5337896 11225348 4701396 28.71 278064 5473292 5360740 30.77 2515312 7828884 84 08:30:06 3937012 9840332 6085564 37.17 278528 5488656 6822680 39.16 2517236 9224492 296 08:40:01 3900648 9821928 6103952 37.28 278996 5506060 6846972 39.30 2520508 9242828 480 08:50:06 5204848 11266592 4659880 28.46 283324 5636688 5302044 30.43 2536548 7935756 444 09:00:06 4522712 10609952 5315928 32.47 284080 5661360 5934684 34.07 2548316 8590656 276 Average: 4090878 9803241 6123193 37.40 272214 5307736 6907678 39.65 2427629 9161299 612 07:20:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:30:06 lo 15.16 15.16 10.69 10.69 0.00 0.00 0.00 0.00 07:30:06 ens3 2.07 1.02 0.41 0.28 0.00 0.00 0.00 0.00 07:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:06 lo 24.99 24.99 10.84 10.84 0.00 0.00 0.00 0.00 07:40:06 ens3 0.98 0.77 0.21 0.17 0.00 0.00 0.00 0.00 07:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:06 lo 23.97 23.97 13.91 13.91 0.00 0.00 0.00 0.00 07:50:06 ens3 1.70 1.79 0.39 1.48 0.00 0.00 0.00 0.00 07:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:06 lo 30.16 30.16 16.29 16.29 0.00 0.00 0.00 0.00 08:00:06 ens3 2.17 1.63 0.58 0.46 0.00 0.00 0.00 0.00 08:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 lo 20.11 20.11 10.57 10.57 0.00 0.00 0.00 0.00 08:10:01 ens3 1.15 0.73 0.35 0.25 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:06 lo 28.27 28.27 9.98 9.98 0.00 0.00 0.00 0.00 08:20:06 ens3 0.59 0.42 0.14 0.10 0.00 0.00 0.00 0.00 08:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:06 lo 16.77 16.77 8.57 8.57 0.00 0.00 0.00 0.00 08:30:06 ens3 0.71 0.49 0.12 0.10 0.00 0.00 0.00 0.00 08:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 lo 14.48 14.48 9.04 9.04 0.00 0.00 0.00 0.00 08:40:01 ens3 1.40 0.59 0.22 0.14 0.00 0.00 0.00 0.00 08:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:06 lo 19.10 19.10 10.42 10.42 0.00 0.00 0.00 0.00 08:50:06 ens3 0.98 0.82 0.25 0.20 0.00 0.00 0.00 0.00 08:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:06 lo 31.71 31.71 12.27 12.27 0.00 0.00 0.00 0.00 09:00:06 ens3 0.66 0.56 0.15 0.13 0.00 0.00 0.00 0.00 09:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.49 22.49 11.26 11.26 0.00 0.00 0.00 0.00 Average: ens3 1.24 0.88 0.28 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-33632) 07/07/26 _x86_64_ (4 CPU) 07:14:21 LINUX RESTART (4 CPU) 07:20:07 CPU %user %nice %system %iowait %steal %idle 07:30:06 all 35.78 0.00 1.38 0.40 0.10 62.33 07:30:06 0 37.44 0.00 1.43 0.16 0.11 60.86 07:30:06 1 35.87 0.00 1.46 0.19 0.11 62.36 07:30:06 2 36.30 0.00 1.27 0.15 0.10 62.18 07:30:06 3 33.50 0.00 1.37 1.08 0.10 63.93 07:40:06 all 27.21 0.00 1.07 0.03 0.10 71.58 07:40:06 0 27.41 0.00 1.01 0.02 0.10 71.45 07:40:06 1 27.09 0.00 1.05 0.07 0.10 71.69 07:40:06 2 26.77 0.00 1.21 0.03 0.11 71.89 07:40:06 3 27.57 0.00 1.02 0.02 0.11 71.29 07:50:06 all 32.85 0.00 1.34 0.06 0.11 65.64 07:50:06 0 33.89 0.00 1.28 0.04 0.11 64.68 07:50:06 1 31.94 0.00 1.31 0.07 0.11 66.57 07:50:06 2 32.49 0.00 1.33 0.08 0.12 65.99 07:50:06 3 33.07 0.00 1.46 0.04 0.11 65.31 08:00:06 all 49.55 0.00 1.68 0.10 0.12 48.55 08:00:06 0 49.80 0.00 1.62 0.13 0.13 48.33 08:00:06 1 49.74 0.00 1.79 0.13 0.12 48.23 08:00:06 2 48.59 0.00 1.67 0.06 0.12 49.56 08:00:06 3 50.06 0.00 1.65 0.08 0.12 48.09 08:10:01 all 15.80 0.00 0.52 0.03 0.07 83.58 08:10:01 0 15.80 0.00 0.51 0.02 0.07 83.60 08:10:01 1 15.21 0.00 0.54 0.03 0.08 84.14 08:10:01 2 16.66 0.00 0.54 0.01 0.07 82.72 08:10:01 3 15.53 0.00 0.49 0.06 0.07 83.86 08:20:06 all 8.63 0.00 0.35 0.04 0.07 90.90 08:20:06 0 8.64 0.00 0.36 0.10 0.06 90.84 08:20:06 1 9.03 0.00 0.36 0.00 0.08 90.52 08:20:06 2 8.48 0.00 0.33 0.03 0.07 91.09 08:20:06 3 8.40 0.00 0.33 0.03 0.08 91.16 08:30:06 all 9.93 0.00 0.39 0.03 0.09 89.56 08:30:06 0 9.74 0.00 0.33 0.06 0.08 89.79 08:30:06 1 9.50 0.00 0.46 0.01 0.09 89.94 08:30:06 2 10.53 0.00 0.40 0.04 0.09 88.95 08:30:06 3 9.95 0.00 0.39 0.01 0.09 89.57 08:40:01 all 10.32 0.00 0.56 0.02 0.09 89.01 08:40:01 0 10.09 0.00 0.46 0.05 0.08 89.32 08:40:01 1 10.27 0.00 0.67 0.01 0.09 88.97 08:40:01 2 10.93 0.00 0.55 0.02 0.10 88.40 08:40:01 3 9.99 0.00 0.55 0.02 0.08 89.36 08:50:06 all 20.42 0.00 0.76 0.05 0.09 78.69 08:50:06 0 20.85 0.00 0.76 0.01 0.08 78.31 08:50:06 1 20.14 0.00 0.73 0.03 0.09 79.01 08:50:06 2 20.38 0.00 0.80 0.04 0.09 78.69 08:50:06 3 20.30 0.00 0.73 0.10 0.09 78.77 09:00:06 all 10.09 0.00 0.41 0.02 0.08 89.40 09:00:06 0 10.00 0.00 0.42 0.02 0.08 89.47 09:00:06 1 10.22 0.00 0.39 0.02 0.08 89.30 09:00:06 2 9.74 0.00 0.43 0.01 0.08 89.74 09:00:06 3 10.40 0.00 0.40 0.04 0.08 89.08 Average: all 22.05 0.00 0.85 0.08 0.09 76.93 Average: 0 22.36 0.00 0.82 0.06 0.09 76.67 Average: 1 21.90 0.00 0.88 0.06 0.09 77.07 Average: 2 22.08 0.00 0.85 0.05 0.09 76.93 Average: 3 21.87 0.00 0.84 0.15 0.09 77.05