---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-15456 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 749 11209 3 4030 14897 Swap: 1023 17 1006 ---> 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:47:b3:7e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.84/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79420sec preferred_lft 79420sec inet6 fe80::f816:3eff:fe47:b37e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:73:ff:0b:f9:c2 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::8073:ffff:fe0b:f9c2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-15456) 03/23/26 _x86_64_ (4 CPU) 19:05:27 LINUX RESTART (4 CPU) 19:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:06 97.30 1.88 77.68 17.74 113.47 31133.08 223682.51 19:30:12 59.58 24.79 32.91 1.89 297.39 1864.42 1626.09 19:40:01 16.71 7.84 8.44 0.43 133.37 256.07 755.09 19:50:13 7.89 0.03 7.47 0.39 1.12 272.60 1523.07 20:00:13 20.64 0.19 19.42 1.03 11.29 902.17 1450.39 20:10:01 9.82 0.08 9.28 0.45 2.50 304.86 146.48 20:20:13 17.27 11.83 5.25 0.18 139.59 159.08 56.88 20:30:13 5.65 0.07 5.39 0.18 2.44 158.89 86.20 20:40:01 5.92 0.03 5.71 0.19 1.07 169.89 47.25 20:50:13 11.38 0.04 10.84 0.50 4.07 686.79 256.61 21:00:13 5.22 0.02 5.02 0.18 0.65 180.23 120.65 Average: 23.50 4.28 17.10 2.12 64.52 3304.12 21046.16 19:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:06 160132 8892968 7026588 42.92 258672 8246732 9326092 53.53 2156692 13261892 1068 19:30:12 9326756 11985928 3951336 24.13 263636 2434180 5156780 29.60 1915428 4619608 2452 19:40:01 4357368 7057796 8878940 54.23 265000 2474100 9565932 54.91 1967760 9487492 696 19:50:13 6958908 9682312 6256880 38.21 266340 2495732 7084736 40.67 1973468 6921608 196 20:00:13 10841408 13723588 2218304 13.55 272632 2648104 2981492 17.11 2005420 3021540 128 20:10:01 8510992 11436116 4504376 27.51 274092 2689596 5235376 30.05 2008700 5349152 440 20:20:13 8494912 11488188 4452084 27.19 278772 2748548 5175328 29.71 2050024 5309560 140 20:30:13 6982108 9996404 5943332 36.30 279520 2768740 6740216 38.69 2052768 6817984 160 20:40:01 6758356 9795804 6143736 37.52 280540 2790844 6891036 39.55 2056652 7036520 700 20:50:13 8353456 11547400 4393216 26.83 284972 2936984 5158432 29.61 2072796 5436836 344 21:00:13 7246004 10469288 5470532 33.41 285452 2965808 6115424 35.10 2084088 6527152 420 Average: 7090036 10552345 5385393 32.89 273603 3199943 6311895 36.23 2031254 6708122 613 19:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:06 lo 3.02 3.02 4.11 4.11 0.00 0.00 0.00 0.00 19:20:06 ens3 88.12 64.81 1025.88 6.48 0.00 0.00 0.00 0.00 19:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:12 lo 39.20 39.20 21.30 21.30 0.00 0.00 0.00 0.00 19:30:12 ens3 2.20 1.80 0.51 0.42 0.00 0.00 0.00 0.00 19:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:01 lo 34.73 34.73 14.65 14.65 0.00 0.00 0.00 0.00 19:40:01 ens3 2.66 1.54 0.42 1.37 0.00 0.00 0.00 0.00 19:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:13 lo 10.01 10.01 6.11 6.11 0.00 0.00 0.00 0.00 19:50:13 ens3 0.78 0.38 0.17 0.10 0.00 0.00 0.00 0.00 19:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:13 lo 12.58 12.58 6.20 6.20 0.00 0.00 0.00 0.00 20:00:13 ens3 1.30 0.89 0.34 0.26 0.00 0.00 0.00 0.00 20:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:01 lo 18.97 18.97 10.06 10.06 0.00 0.00 0.00 0.00 20:10:01 ens3 1.59 0.72 0.30 0.18 0.00 0.00 0.00 0.00 20:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:13 lo 24.07 24.07 8.91 8.91 0.00 0.00 0.00 0.00 20:20:13 ens3 0.72 0.48 0.15 0.11 0.00 0.00 0.00 0.00 20:20:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:13 lo 18.84 18.84 8.76 8.76 0.00 0.00 0.00 0.00 20:30:13 ens3 0.76 0.40 0.15 0.10 0.00 0.00 0.00 0.00 20:30:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:01 lo 17.54 17.54 10.03 10.03 0.00 0.00 0.00 0.00 20:40:01 ens3 1.14 0.61 0.26 0.17 0.00 0.00 0.00 0.00 20:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:13 lo 18.08 18.08 10.44 10.44 0.00 0.00 0.00 0.00 20:50:13 ens3 0.96 0.74 0.23 0.19 0.00 0.00 0.00 0.00 20:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:13 lo 31.34 31.34 12.33 12.33 0.00 0.00 0.00 0.00 21:00:13 ens3 0.86 0.65 0.19 0.15 0.00 0.00 0.00 0.00 21:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.73 20.73 10.25 10.25 0.00 0.00 0.00 0.00 Average: ens3 9.25 6.68 94.23 0.87 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-15456) 03/23/26 _x86_64_ (4 CPU) 19:05:27 LINUX RESTART (4 CPU) 19:10:01 CPU %user %nice %system %iowait %steal %idle 19:20:06 all 39.53 0.00 1.88 0.41 0.08 58.09 19:20:06 0 37.65 0.00 2.01 0.26 0.08 60.01 19:20:06 1 42.60 0.00 1.76 0.28 0.09 55.28 19:20:06 2 37.95 0.00 1.72 0.66 0.08 59.60 19:20:06 3 39.95 0.00 2.04 0.45 0.08 57.48 19:30:12 all 54.17 0.00 2.09 0.10 0.11 43.52 19:30:12 0 54.35 0.00 2.05 0.17 0.11 43.31 19:30:12 1 53.19 0.00 2.19 0.08 0.11 44.43 19:30:12 2 54.00 0.00 2.08 0.09 0.12 43.72 19:30:12 3 55.13 0.00 2.06 0.06 0.11 42.63 19:40:01 all 19.30 0.00 0.78 0.06 0.09 79.76 19:40:01 0 18.73 0.00 0.79 0.06 0.09 80.34 19:40:01 1 19.56 0.00 0.69 0.10 0.09 79.56 19:40:01 2 20.09 0.00 0.82 0.04 0.09 78.96 19:40:01 3 18.81 0.00 0.83 0.06 0.09 80.21 19:50:13 all 16.33 0.00 0.71 0.03 0.08 82.85 19:50:13 0 16.24 0.00 0.70 0.02 0.08 82.96 19:50:13 1 16.31 0.00 0.72 0.02 0.07 82.87 19:50:13 2 16.45 0.00 0.76 0.02 0.09 82.68 19:50:13 3 16.33 0.00 0.65 0.05 0.07 82.90 20:00:13 all 32.24 0.00 1.22 0.06 0.08 66.39 20:00:13 0 32.53 0.00 1.31 0.11 0.08 65.97 20:00:13 1 31.73 0.00 1.27 0.01 0.09 66.90 20:00:13 2 32.77 0.00 1.03 0.03 0.08 66.08 20:00:13 3 31.94 0.00 1.29 0.09 0.08 66.59 20:10:01 all 19.62 0.00 0.68 0.03 0.08 79.59 20:10:01 0 19.97 0.00 0.63 0.02 0.08 79.29 20:10:01 1 19.22 0.00 0.69 0.06 0.08 79.95 20:10:01 2 19.51 0.00 0.70 0.01 0.08 79.70 20:10:01 3 19.79 0.00 0.69 0.04 0.07 79.41 20:20:13 all 8.31 0.08 0.37 0.08 0.07 91.10 20:20:13 0 8.20 0.00 0.27 0.03 0.07 91.44 20:20:13 1 8.45 0.07 0.41 0.08 0.06 90.92 20:20:13 2 8.21 0.02 0.45 0.04 0.07 91.21 20:20:13 3 8.39 0.22 0.33 0.17 0.07 90.82 20:30:13 all 10.19 0.00 0.40 0.02 0.06 89.32 20:30:13 0 9.93 0.00 0.35 0.02 0.07 89.63 20:30:13 1 10.68 0.00 0.51 0.02 0.06 88.72 20:30:13 2 9.97 0.00 0.40 0.01 0.06 89.55 20:30:13 3 10.19 0.00 0.34 0.02 0.06 89.39 20:40:01 all 10.51 0.00 0.43 0.02 0.07 88.96 20:40:01 0 10.26 0.00 0.39 0.04 0.07 89.25 20:40:01 1 10.83 0.00 0.42 0.02 0.07 88.67 20:40:01 2 10.78 0.00 0.45 0.01 0.08 88.69 20:40:01 3 10.19 0.00 0.46 0.02 0.07 89.26 20:50:13 all 20.14 0.00 0.82 0.04 0.08 78.93 20:50:13 0 19.83 0.00 0.75 0.04 0.07 79.30 20:50:13 1 19.22 0.00 0.73 0.00 0.08 79.97 20:50:13 2 20.38 0.00 0.93 0.03 0.08 78.58 20:50:13 3 21.13 0.00 0.85 0.08 0.08 77.87 21:00:13 all 10.94 0.00 0.48 0.02 0.07 88.49 21:00:13 0 10.79 0.00 0.45 0.02 0.07 88.67 21:00:13 1 11.51 0.00 0.52 0.04 0.07 87.87 21:00:13 2 10.54 0.00 0.50 0.02 0.08 88.87 21:00:13 3 10.91 0.00 0.45 0.02 0.07 88.55 Average: CPU %user %nice %system %iowait %steal %idle Average: all 21.97 0.01 0.90 0.08 0.08 76.96 Average: 0 21.72 0.00 0.88 0.07 0.08 77.25 Average: 1 22.15 0.01 0.90 0.07 0.08 76.79 Average: 2 21.91 0.00 0.90 0.09 0.08 77.02 Average: 3 22.11 0.02 0.91 0.10 0.08 76.78