---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-37972 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 718 8168 3 7102 14928 Swap: 1023 10 1013 ---> 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:1b:47:c1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.233/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79759sec preferred_lft 79759sec inet6 fe80::f816:3eff:fe1b:47c1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:6e:a2:5c:9e:7b 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::606e:a2ff:fe5c:9e7b/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-37972) 07/23/26 _x86_64_ (4 CPU) 07:31:00 LINUX RESTART (4 CPU) 07:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:50:10 29.11 2.03 25.60 1.48 87.64 2625.86 1662.31 08:00:00 14.55 0.03 13.71 0.81 1.13 505.41 645.27 08:10:01 41.03 19.59 20.30 1.14 160.34 1756.55 658.91 08:20:20 50.89 18.08 31.14 1.67 144.69 1836.19 2523.57 08:30:00 5.95 0.00 5.69 0.25 0.00 164.86 78.80 08:40:01 7.02 0.00 6.71 0.31 0.03 250.94 253.18 08:50:20 2.90 0.01 2.88 0.01 0.06 48.46 0.21 09:00:00 5.91 0.00 5.72 0.19 0.01 169.93 80.68 09:10:01 11.63 0.00 11.11 0.52 0.00 693.41 173.49 09:20:08 5.46 0.00 5.27 0.19 0.32 190.04 53.75 Average: 17.59 4.03 12.89 0.66 39.99 831.78 621.26 07:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:50:10 3097236 8630480 7297912 44.57 247340 5151348 8072240 46.33 2234412 10339616 336 08:00:00 3820204 9100388 6828224 41.70 249264 4904236 7806884 44.81 2257028 9610304 1284 08:10:01 7399996 13131624 2799244 17.10 263096 5328276 3614776 20.75 2442912 5849384 13116 08:20:20 4106968 10253000 5675696 34.66 275456 5721448 6862804 39.39 2599556 8955500 1940 08:30:00 5219420 11385336 4544612 27.76 276256 5740500 5315176 30.51 2601520 7855604 200 08:40:01 3884488 10091536 5837892 35.66 276988 5780756 6725192 38.60 2604268 9178612 32 08:50:20 3668556 9878164 6050824 36.96 277268 5783036 6866188 39.41 2604568 9396836 80 09:00:00 3656040 9889436 6039648 36.89 277800 5806228 6823352 39.17 2607960 9406640 276 09:10:01 5033168 11425140 4504592 27.51 281912 5954828 5277852 30.29 2623512 7999944 536 09:20:08 4027876 10451864 5477004 33.45 282532 5986156 6113324 35.09 2635076 9003392 172 Average: 4391395 10423697 5505565 33.63 270791 5615681 6347779 36.44 2521081 8759583 1797 07:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:50:10 lo 21.36 21.36 13.34 13.34 0.00 0.00 0.00 0.00 07:50:10 ens3 1.54 1.40 0.45 1.28 0.00 0.00 0.00 0.00 07:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:00 lo 34.04 34.04 14.27 14.27 0.00 0.00 0.00 0.00 08:00:00 ens3 1.58 1.11 0.44 0.33 0.00 0.00 0.00 0.00 08:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 lo 19.31 19.31 12.65 12.65 0.00 0.00 0.00 0.00 08:10:01 ens3 1.13 0.90 0.37 0.29 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 08:20:20 lo 28.54 28.54 16.90 16.90 0.00 0.00 0.00 0.00 08:20:20 ens3 1.78 1.59 0.46 0.38 0.00 0.00 0.00 0.00 08:20:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:00 lo 23.04 23.04 11.02 11.02 0.00 0.00 0.00 0.00 08:30:00 ens3 0.85 0.68 0.20 0.16 0.00 0.00 0.00 0.00 08:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 lo 28.72 28.72 11.34 11.34 0.00 0.00 0.00 0.00 08:40:01 ens3 0.62 0.43 0.13 0.10 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 08:50:20 lo 14.28 14.28 6.11 6.11 0.00 0.00 0.00 0.00 08:50:20 ens3 0.76 0.50 0.24 0.17 0.00 0.00 0.00 0.00 08:50:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:00 lo 12.18 12.18 7.73 7.73 0.00 0.00 0.00 0.00 09:00:00 ens3 0.68 0.51 0.18 0.13 0.00 0.00 0.00 0.00 09:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 lo 18.57 18.57 10.68 10.68 0.00 0.00 0.00 0.00 09:10:01 ens3 0.88 0.76 0.23 0.19 0.00 0.00 0.00 0.00 09:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:08 lo 30.87 30.87 12.16 12.16 0.00 0.00 0.00 0.00 09:20:08 ens3 0.76 0.64 0.18 0.15 0.00 0.00 0.00 0.00 09:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 23.10 23.10 11.63 11.63 0.00 0.00 0.00 0.00 Average: ens3 1.06 0.85 0.29 0.32 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-37972) 07/23/26 _x86_64_ (4 CPU) 07:31:00 LINUX RESTART (4 CPU) 07:40:01 CPU %user %nice %system %iowait %steal %idle 07:50:10 all 38.28 0.00 1.49 0.09 0.10 60.04 07:50:10 0 39.53 0.00 1.67 0.10 0.10 58.59 07:50:10 1 38.40 0.00 1.46 0.06 0.10 59.98 07:50:10 2 35.92 0.00 1.46 0.05 0.10 62.47 07:50:10 3 39.25 0.00 1.39 0.14 0.11 59.11 08:00:00 all 34.73 0.00 1.35 0.04 0.10 63.78 08:00:00 0 34.12 0.00 1.19 0.04 0.10 64.56 08:00:00 1 34.78 0.00 1.40 0.06 0.10 63.66 08:00:00 2 34.54 0.00 1.51 0.03 0.10 63.82 08:00:00 3 35.48 0.00 1.30 0.03 0.10 63.09 08:10:01 all 28.32 0.00 1.06 0.06 0.09 70.48 08:10:01 0 28.12 0.00 1.01 0.03 0.08 70.76 08:10:01 1 28.49 0.00 1.15 0.09 0.09 70.18 08:10:01 2 28.52 0.00 1.05 0.04 0.09 70.32 08:10:01 3 28.15 0.00 1.04 0.07 0.09 70.65 08:20:20 all 50.79 0.00 1.60 0.09 0.11 47.41 08:20:20 0 50.19 0.00 1.52 0.06 0.11 48.12 08:20:20 1 49.49 0.00 1.70 0.08 0.11 48.62 08:20:20 2 51.12 0.00 1.43 0.13 0.11 47.21 08:20:20 3 52.34 0.00 1.74 0.09 0.11 45.72 08:30:00 all 11.58 0.00 0.43 0.02 0.06 87.91 08:30:00 0 11.18 0.00 0.39 0.02 0.05 88.37 08:30:00 1 11.29 0.00 0.44 0.06 0.06 88.14 08:30:00 2 11.86 0.00 0.47 0.01 0.06 87.60 08:30:00 3 11.97 0.00 0.42 0.01 0.05 87.55 08:40:01 all 15.92 0.00 0.67 0.12 0.06 83.23 08:40:01 0 15.90 0.00 0.56 0.20 0.06 83.28 08:40:01 1 16.20 0.00 0.71 0.04 0.07 82.98 08:40:01 2 15.75 0.00 0.69 0.17 0.07 83.32 08:40:01 3 15.82 0.00 0.74 0.06 0.06 83.32 08:50:20 all 2.89 0.00 0.26 0.02 0.05 96.79 08:50:20 0 2.63 0.00 0.20 0.00 0.04 97.13 08:50:20 1 2.98 0.00 0.27 0.04 0.05 96.66 08:50:20 2 2.77 0.00 0.28 0.02 0.05 96.88 08:50:20 3 3.18 0.00 0.28 0.01 0.05 96.48 09:00:00 all 10.09 0.00 0.50 0.14 0.07 89.20 09:00:00 0 10.25 0.00 0.48 0.29 0.11 88.87 09:00:00 1 10.03 0.00 0.52 0.11 0.07 89.27 09:00:00 2 10.17 0.00 0.52 0.08 0.06 89.16 09:00:00 3 9.89 0.00 0.47 0.08 0.06 89.51 09:10:01 all 20.48 0.00 0.78 0.88 0.07 77.78 09:10:01 0 21.10 0.00 0.70 2.28 0.07 75.85 09:10:01 1 19.90 0.00 0.80 0.36 0.08 78.86 09:10:01 2 21.26 0.00 0.87 0.44 0.07 77.36 09:10:01 3 19.69 0.00 0.74 0.44 0.08 79.06 09:20:08 all 11.53 0.00 0.53 0.04 0.06 87.83 09:20:08 0 11.53 0.00 0.48 0.04 0.05 87.89 09:20:08 1 11.04 0.00 0.56 0.03 0.07 88.30 09:20:08 2 12.18 0.00 0.61 0.05 0.06 87.09 09:20:08 3 11.37 0.00 0.49 0.04 0.06 88.04 Average: all 22.55 0.00 0.87 0.15 0.08 76.35 Average: 0 22.55 0.00 0.82 0.31 0.08 76.25 Average: 1 22.35 0.00 0.90 0.09 0.08 76.57 Average: 2 22.50 0.00 0.89 0.10 0.08 76.43 Average: 3 22.80 0.00 0.86 0.10 0.08 76.16