---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-9413 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 714 10970 4 4303 14931 Swap: 1023 20 1003 ---> 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:ca:91:c4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.69/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79832sec preferred_lft 79832sec inet6 fe80::f816:3eff:feca:91c4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:79:fa:be:ac:97 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::bc79:faff:febe:ac97/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-9413) 04/28/26 _x86_64_ (4 CPU) 16:02:33 LINUX RESTART (4 CPU) 16:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:20:02 77.30 25.70 48.80 2.80 387.09 5442.13 3554.17 16:30:01 18.14 0.40 16.73 1.01 16.36 459.70 1358.92 16:40:01 9.57 0.29 8.79 0.49 21.81 546.34 1135.26 16:50:02 18.32 0.03 17.48 0.81 0.96 543.58 294.50 17:00:01 8.25 0.05 7.90 0.29 1.19 220.56 445.30 17:10:01 7.19 0.05 6.85 0.29 2.76 232.83 1305.72 17:20:02 3.14 0.01 3.05 0.07 0.40 56.07 2.30 17:30:02 5.85 0.02 5.66 0.17 0.67 165.39 445.87 17:40:01 10.47 0.06 9.90 0.52 1.63 578.49 108.66 17:50:02 5.72 0.03 5.42 0.27 1.17 254.81 87.24 Average: 16.41 2.67 13.06 0.67 43.48 850.95 874.11 16:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:20:02 2763868 5871036 10062632 61.46 266156 2852072 10921936 62.69 1998404 11054484 884 16:30:01 3013964 6150784 9784456 59.76 268864 2879064 10943692 62.82 2023308 10787308 672 16:40:01 9047936 12291212 3647824 22.28 272648 2981676 4463076 25.62 2048812 4750576 404 16:50:02 9562492 12880280 3058900 18.68 275864 3052996 3811944 21.88 2073696 4206420 288 17:00:01 7955900 11300764 4637428 28.32 276948 3078980 5377764 30.87 2076096 5810492 92 17:10:01 7438428 10818432 5119728 31.27 277608 3113460 6323588 36.30 2079548 6324872 480 17:20:02 6480744 9863536 6073624 37.10 278108 3115748 6799604 39.03 2080248 7274884 244 17:30:02 6528540 9932240 6005052 36.68 278740 3136028 6786848 38.96 2083768 7215096 484 17:40:01 9429460 12975452 2963916 18.10 282684 3272632 4276068 24.54 2099120 4317640 22008 17:50:02 6821780 10395672 5541968 33.85 283460 3299756 6161724 35.37 2112032 6897756 348 Average: 6904311 10247941 5689553 34.75 276108 3078241 6586624 37.81 2067503 6863953 2590 16:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:20:02 lo 26.81 26.81 19.49 19.49 0.00 0.00 0.00 0.00 16:20:02 ens3 2.31 2.15 0.64 1.37 0.00 0.00 0.00 0.00 16:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:01 lo 41.18 41.18 17.79 17.79 0.00 0.00 0.00 0.00 16:30:01 ens3 1.52 1.25 0.29 0.24 0.00 0.00 0.00 0.00 16:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:01 lo 20.73 20.73 8.69 8.69 0.00 0.00 0.00 0.00 16:40:01 ens3 0.86 0.67 0.21 0.17 0.00 0.00 0.00 0.00 16:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:02 lo 13.12 13.12 7.73 7.73 0.00 0.00 0.00 0.00 16:50:02 ens3 0.99 0.75 0.19 0.15 0.00 0.00 0.00 0.00 16:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:01 lo 18.94 18.94 8.93 8.93 0.00 0.00 0.00 0.00 17:00:01 ens3 0.85 0.61 0.18 0.14 0.00 0.00 0.00 0.00 17:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:01 lo 27.89 27.89 9.78 9.78 0.00 0.00 0.00 0.00 17:10:01 ens3 0.69 0.48 0.12 0.08 0.00 0.00 0.00 0.00 17:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:02 lo 16.61 16.61 8.57 8.57 0.00 0.00 0.00 0.00 17:20:02 ens3 0.65 0.42 0.12 0.09 0.00 0.00 0.00 0.00 17:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:02 lo 17.53 17.53 10.26 10.26 0.00 0.00 0.00 0.00 17:30:02 ens3 0.71 0.46 0.13 0.09 0.00 0.00 0.00 0.00 17:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:01 lo 11.51 11.51 6.80 6.80 0.00 0.00 0.00 0.00 17:40:01 ens3 0.95 0.73 0.25 0.20 0.00 0.00 0.00 0.00 17:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:02 lo 29.53 29.53 12.28 12.28 0.00 0.00 0.00 0.00 17:50:02 ens3 0.97 0.69 0.21 0.16 0.00 0.00 0.00 0.00 17:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.38 22.38 11.03 11.03 0.00 0.00 0.00 0.00 Average: ens3 1.05 0.82 0.23 0.27 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-9413) 04/28/26 _x86_64_ (4 CPU) 16:02:33 LINUX RESTART (4 CPU) 16:10:01 CPU %user %nice %system %iowait %steal %idle 16:20:02 all 58.44 0.00 2.22 0.12 0.14 39.09 16:20:02 0 58.46 0.00 2.16 0.12 0.14 39.13 16:20:02 1 58.31 0.00 2.47 0.13 0.13 38.96 16:20:02 2 58.49 0.00 2.13 0.12 0.14 39.12 16:20:02 3 58.49 0.00 2.12 0.10 0.13 39.16 16:30:01 all 38.94 0.00 1.48 0.17 0.12 59.28 16:30:01 0 39.38 0.00 1.56 0.06 0.13 58.88 16:30:01 1 38.11 0.00 1.47 0.14 0.13 60.15 16:30:01 2 39.08 0.00 1.62 0.09 0.12 59.08 16:30:01 3 39.18 0.00 1.29 0.40 0.12 59.02 16:40:01 all 16.63 0.00 0.85 0.13 0.08 82.31 16:40:01 0 17.53 0.00 0.88 0.13 0.08 81.38 16:40:01 1 16.24 0.00 0.79 0.28 0.09 82.59 16:40:01 2 16.44 0.00 0.94 0.02 0.09 82.52 16:40:01 3 16.31 0.00 0.79 0.09 0.08 82.74 16:50:02 all 29.27 0.00 0.99 0.10 0.09 69.56 16:50:02 0 28.46 0.00 0.92 0.07 0.09 70.46 16:50:02 1 30.26 0.00 1.00 0.18 0.10 68.46 16:50:02 2 29.55 0.00 1.10 0.11 0.09 69.16 16:50:02 3 28.80 0.00 0.93 0.03 0.09 70.15 17:00:01 all 14.10 0.00 0.50 0.16 0.06 85.17 17:00:01 0 14.64 0.00 0.45 0.23 0.07 84.62 17:00:01 1 13.54 0.00 0.57 0.23 0.07 85.59 17:00:01 2 14.25 0.00 0.50 0.05 0.07 85.13 17:00:01 3 13.98 0.00 0.46 0.16 0.06 85.34 17:10:01 all 13.76 0.00 0.63 0.04 0.07 85.49 17:10:01 0 13.64 0.00 0.53 0.04 0.07 85.73 17:10:01 1 13.65 0.00 0.58 0.04 0.06 85.67 17:10:01 2 14.03 0.00 0.70 0.07 0.07 85.13 17:10:01 3 13.74 0.00 0.73 0.03 0.07 85.44 17:20:02 all 5.20 0.00 0.38 0.02 0.06 94.34 17:20:02 0 4.86 0.00 0.39 0.05 0.07 94.63 17:20:02 1 5.29 0.00 0.36 0.01 0.06 94.28 17:20:02 2 5.63 0.00 0.38 0.02 0.07 93.89 17:20:02 3 5.00 0.00 0.37 0.02 0.06 94.56 17:30:02 all 10.72 0.00 0.46 0.09 0.06 88.66 17:30:02 0 10.63 0.00 0.45 0.12 0.06 88.73 17:30:02 1 10.45 0.00 0.43 0.07 0.07 88.98 17:30:02 2 10.62 0.00 0.42 0.07 0.07 88.83 17:30:02 3 11.19 0.00 0.56 0.09 0.06 88.11 17:40:01 all 16.64 0.00 0.64 0.04 0.07 82.62 17:40:01 0 16.64 0.00 0.52 0.02 0.07 82.75 17:40:01 1 17.59 0.00 0.85 0.03 0.07 81.46 17:40:01 2 16.45 0.00 0.61 0.07 0.07 82.79 17:40:01 3 15.86 0.00 0.57 0.03 0.07 83.48 17:50:02 all 12.98 0.00 0.51 0.04 0.08 86.39 17:50:02 0 13.28 0.00 0.48 0.05 0.07 86.13 17:50:02 1 12.79 0.00 0.61 0.01 0.08 86.50 17:50:02 2 13.17 0.00 0.47 0.09 0.08 86.19 17:50:02 3 12.68 0.00 0.47 0.03 0.08 86.74 Average: all 21.67 0.00 0.87 0.09 0.08 77.29 Average: 0 21.76 0.00 0.83 0.09 0.08 77.24 Average: 1 21.62 0.00 0.91 0.11 0.08 77.27 Average: 2 21.77 0.00 0.89 0.07 0.09 77.19 Average: 3 21.52 0.00 0.83 0.10 0.08 77.47