---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1565 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 23G 133G 15% / 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 883 14339 4 16870 30741 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:87:40:fc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.174/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84473sec preferred_lft 84473sec inet6 fe80::f816:3eff:fe87:40fc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:36:6d:2b:2c:5f 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::d836:6dff:fe2b:2c5f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1565) 05/20/26 _x86_64_ (8 CPU) 09:19:11 LINUX RESTART (8 CPU) 09:20:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:05 40.95 3.45 36.37 1.14 646.72 4754.09 3672.75 09:40:29 102.76 1.11 97.01 4.64 85.67 36849.74 57430.24 09:50:02 372.36 0.22 350.61 21.53 2.64 26522.65 528674.34 Average: 167.94 1.61 157.48 8.85 247.19 22806.56 189543.34 09:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:05 28110500 31021564 1309808 3.99 116624 3086968 1839364 5.42 517340 3848504 360688 09:40:29 16888760 28386908 3884264 11.82 259240 11125524 3996048 11.78 4450548 10646016 435188 09:50:02 11765704 29736956 2450924 7.46 574068 16401400 2515588 7.42 5728280 13550216 336 Average: 18921655 29715143 2548332 7.75 316644 10204631 2783667 8.21 3565389 9348245 265404 09:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:05 lo 0.42 0.42 0.04 0.04 0.00 0.00 0.00 0.00 09:30:05 ens3 87.30 61.40 1032.76 12.68 0.00 0.00 0.00 0.00 09:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:29 lo 0.77 0.77 0.07 0.07 0.00 0.00 0.00 0.00 09:40:29 ens3 185.91 139.09 2074.15 1114.33 0.00 0.00 0.00 0.00 09:40:29 docker0 6.77 9.48 0.65 190.36 0.00 0.00 0.00 0.00 09:50:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 09:50:02 ens3 82.67 61.99 1060.66 9.82 0.00 0.00 0.00 0.00 09:50:02 docker0 13.58 17.99 2.37 147.42 0.00 0.00 0.00 0.00 Average: lo 0.64 0.64 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 119.98 88.50 1402.38 393.37 0.00 0.00 0.00 0.00 Average: docker0 6.67 9.01 0.98 112.90 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1565) 05/20/26 _x86_64_ (8 CPU) 09:19:11 LINUX RESTART (8 CPU) 09:20:02 CPU %user %nice %system %iowait %steal %idle 09:30:05 all 3.78 0.00 0.38 0.20 0.02 95.62 09:30:05 0 4.80 0.00 0.51 0.16 0.02 94.51 09:30:05 1 3.60 0.00 0.32 0.07 0.03 95.98 09:30:05 2 5.51 0.00 0.54 0.12 0.02 93.81 09:30:05 3 3.55 0.00 0.47 0.39 0.02 95.57 09:30:05 4 4.57 0.00 0.38 0.05 0.02 94.97 09:30:05 5 2.11 0.00 0.28 0.73 0.02 96.86 09:30:05 6 3.57 0.00 0.27 0.08 0.02 96.05 09:30:05 7 2.56 0.00 0.22 0.01 0.02 97.18 09:40:29 all 17.83 0.00 2.55 2.16 0.08 77.38 09:40:29 0 21.73 0.00 2.99 4.50 0.08 70.70 09:40:29 1 15.17 0.00 2.69 1.62 0.08 80.44 09:40:29 2 16.72 0.00 3.05 2.38 0.09 77.76 09:40:29 3 15.76 0.00 2.38 0.94 0.07 80.85 09:40:29 4 19.30 0.00 1.84 2.28 0.08 76.51 09:40:29 5 17.14 0.00 2.65 2.61 0.08 77.52 09:40:29 6 18.18 0.00 2.43 2.48 0.09 76.82 09:40:29 7 18.61 0.00 2.40 0.49 0.08 78.43 09:50:02 all 14.80 0.00 2.95 0.94 0.09 81.22 09:50:02 0 12.11 0.00 3.27 0.93 0.09 83.60 09:50:02 1 18.55 0.00 3.00 1.23 0.10 77.12 09:50:02 2 21.07 0.00 3.51 1.29 0.11 74.02 09:50:02 3 12.26 0.00 3.01 1.14 0.08 83.51 09:50:02 4 11.01 0.00 2.27 1.20 0.08 85.44 09:50:02 5 15.79 0.00 3.20 0.51 0.09 80.41 09:50:02 6 18.05 0.00 3.20 0.65 0.09 78.01 09:50:02 7 9.57 0.00 2.12 0.60 0.06 87.64 Average: all 12.15 0.00 1.95 1.12 0.06 84.73 Average: 0 12.98 0.00 2.25 1.90 0.06 82.80 Average: 1 12.37 0.00 2.00 0.98 0.07 84.59 Average: 2 14.34 0.00 2.36 1.27 0.07 81.96 Average: 3 10.54 0.00 1.94 0.82 0.06 86.64 Average: 4 11.72 0.00 1.48 1.19 0.06 85.55 Average: 5 11.65 0.00 2.03 1.31 0.06 84.95 Average: 6 13.23 0.00 1.95 1.09 0.07 83.67 Average: 7 10.35 0.00 1.58 0.37 0.05 87.66