---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-53205 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): 8 On-line CPU(s) list: 0-7 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): 8 Stepping: 0 BogoMIPS: 5600.00 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 12G 144G 8% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 873 24965 4 6253 30751 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:ac:43:db brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.133/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83515sec preferred_lft 83515sec inet6 fe80::f816:3eff:feac:43db/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:3e:2d:81:d4:a2 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 ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-53205) 03/26/26 _x86_64_ (8 CPU) 14:24:13 LINUX RESTART (8 CPU) 14:30:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:40:20 25.35 2.44 20.58 2.34 136.88 4208.28 8038.56 14:50:30 32.57 0.11 28.22 4.24 5.13 2309.54 9480.26 15:00:21 50.27 0.01 30.47 19.79 0.24 3004.95 530412.40 15:10:24 14.73 0.29 12.65 1.79 11.61 5625.78 4482.88 Average: 30.63 0.72 22.95 6.96 38.72 3787.49 135574.64 14:30:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:40:20 25288280 28710656 3600660 10.96 161692 3493048 3637836 10.73 690080 6454920 18228 14:50:30 24850664 28800644 3505524 10.67 198592 3938508 3396176 10.01 821912 6702408 157720 15:00:21 24136332 28636900 3665228 11.15 221720 4425180 3537252 10.43 945444 7250488 168876 15:10:24 25763848 31674060 622900 1.90 235240 5774136 1196120 3.53 1513356 4961740 280 Average: 25009781 29455565 2848578 8.67 204311 4407718 2941846 8.68 992698 6342389 86276 14:30:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:40:20 lo 882.26 882.26 840.10 840.10 0.00 0.00 0.00 0.00 14:40:20 ens3 96.69 69.57 654.41 18.02 0.00 0.00 0.00 0.00 14:40:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:30 lo 1822.00 1822.00 1735.35 1735.35 0.00 0.00 0.00 0.00 14:50:30 ens3 45.44 30.18 16.24 11.97 0.00 0.00 0.00 0.00 14:50:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:21 lo 1823.08 1823.08 1736.32 1736.32 0.00 0.00 0.00 0.00 15:00:21 ens3 59.85 38.96 20.85 16.31 0.00 0.00 0.00 0.00 15:00:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:24 lo 173.72 173.72 151.01 151.01 0.00 0.00 0.00 0.00 15:10:24 ens3 103.18 109.11 207.35 903.81 0.00 0.00 0.00 0.00 15:10:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1173.42 1173.42 1113.93 1113.93 0.00 0.00 0.00 0.00 Average: ens3 76.32 61.99 225.82 237.63 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-8c-8g-53205) 03/26/26 _x86_64_ (8 CPU) 14:24:13 LINUX RESTART (8 CPU) 14:30:13 CPU %user %nice %system %iowait %steal %idle 14:40:20 all 41.40 0.00 1.82 0.20 0.13 56.45 14:40:20 0 39.43 0.00 1.75 0.09 0.12 58.60 14:40:20 1 42.73 0.00 1.89 0.12 0.14 55.12 14:40:20 2 43.97 0.00 2.03 0.33 0.14 53.52 14:40:20 3 35.80 0.00 1.87 0.34 0.12 61.88 14:40:20 4 46.67 0.00 1.75 0.15 0.14 51.28 14:40:20 5 39.78 0.00 1.72 0.25 0.13 58.12 14:40:20 6 45.35 0.00 1.94 0.20 0.14 52.36 14:40:20 7 37.45 0.00 1.62 0.10 0.12 60.71 14:50:30 all 34.02 0.00 1.75 0.29 0.09 63.84 14:50:30 0 31.47 0.00 2.11 0.16 0.10 66.16 14:50:30 1 33.17 0.00 2.03 0.12 0.09 64.59 14:50:30 2 37.68 0.00 1.67 0.12 0.10 60.42 14:50:30 3 36.48 0.00 1.72 0.29 0.10 61.41 14:50:30 4 32.37 0.00 1.76 0.82 0.10 64.95 14:50:30 5 37.85 0.00 1.79 0.30 0.10 59.97 14:50:30 6 30.27 0.00 1.52 0.22 0.09 67.91 14:50:30 7 32.89 0.00 1.44 0.24 0.09 65.33 15:00:21 all 36.45 0.00 1.81 0.18 0.12 61.44 15:00:21 0 37.82 0.00 1.89 0.20 0.13 59.95 15:00:21 1 39.81 0.00 2.01 0.16 0.14 57.88 15:00:21 2 38.90 0.00 1.68 0.06 0.12 59.24 15:00:21 3 34.61 0.00 1.82 0.20 0.13 63.25 15:00:21 4 34.94 0.00 1.83 0.48 0.09 62.66 15:00:21 5 35.41 0.00 1.84 0.14 0.17 62.43 15:00:21 6 37.13 0.00 1.72 0.13 0.12 60.89 15:00:21 7 32.96 0.00 1.64 0.10 0.09 65.21 15:10:24 all 11.79 0.00 0.54 0.15 0.04 87.48 15:10:24 0 7.90 0.00 0.57 0.19 0.03 91.30 15:10:24 1 16.16 0.00 0.67 0.10 0.04 83.03 15:10:24 2 15.58 0.00 0.71 0.68 0.04 82.99 15:10:24 3 16.05 0.00 0.56 0.08 0.04 83.26 15:10:24 4 9.22 0.00 0.52 0.01 0.03 90.22 15:10:24 5 8.32 0.00 0.48 0.02 0.03 91.14 15:10:24 6 11.97 0.00 0.37 0.12 0.04 87.50 15:10:24 7 9.12 0.00 0.42 0.01 0.05 90.40 Average: all 30.90 0.00 1.48 0.21 0.10 67.32 Average: 0 29.12 0.00 1.58 0.16 0.10 69.04 Average: 1 32.93 0.00 1.65 0.13 0.10 65.19 Average: 2 34.03 0.00 1.52 0.30 0.10 64.05 Average: 3 30.73 0.00 1.49 0.23 0.10 67.46 Average: 4 30.80 0.00 1.47 0.37 0.09 67.28 Average: 5 30.33 0.00 1.46 0.18 0.11 67.93 Average: 6 31.15 0.00 1.39 0.17 0.10 67.20 Average: 7 28.10 0.00 1.28 0.12 0.09 70.42