---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-64919 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 17G 139G 11% / 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 784 19432 4 11875 30840 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:f3:a7:2e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.231/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84511sec preferred_lft 84511sec inet6 fe80::f816:3eff:fef3:a72e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:ae:d2:78:46:51 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::2cae:d2ff:fe78:4651/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-64919) 04/01/26 _x86_64_ (8 CPU) 00:23:27 LINUX RESTART (8 CPU) 00:30:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 12.65 0.21 12.02 0.41 6.95 5586.15 1709.29 00:50:06 52.78 2.26 49.24 1.27 357.75 19499.91 6057.96 Average: 32.91 1.25 30.81 0.84 184.07 12611.14 3904.91 00:30:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 22295016 29277220 3019716 9.19 169316 6939284 3124048 9.21 1814820 8191204 1331640 00:50:06 20170452 31643908 629404 1.92 234528 11165692 1420160 4.19 3043164 8847376 516 Average: 21232734 30460564 1824560 5.55 201922 9052488 2272104 6.70 2428992 8519290 666078 00:30:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.61 1.61 0.17 0.17 0.00 0.00 0.00 0.00 00:40:01 ens3 58.42 49.12 238.49 13.60 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:06 lo 150.73 150.73 149.69 149.69 0.00 0.00 0.00 0.00 00:50:06 ens3 117.64 102.96 432.06 1305.95 0.00 0.00 0.00 0.00 00:50:06 docker0 75.61 77.07 1296.95 159.10 0.00 0.00 0.00 0.00 00:50:06 vethf8bfb66 70.04 70.49 1297.56 8.93 0.00 0.00 0.00 0.11 Average: lo 76.90 76.90 75.66 75.66 0.00 0.00 0.00 0.00 Average: ens3 88.32 76.30 336.22 666.10 0.00 0.00 0.00 0.00 Average: docker0 38.17 38.91 654.82 80.33 0.00 0.00 0.00 0.00 Average: vethf8bfb66 35.36 35.59 655.13 4.51 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-64919) 04/01/26 _x86_64_ (8 CPU) 00:23:27 LINUX RESTART (8 CPU) 00:30:09 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 34.20 0.00 1.28 0.07 0.06 64.38 00:40:01 0 32.74 0.00 1.11 0.01 0.07 66.08 00:40:01 1 34.66 0.00 1.44 0.03 0.07 63.80 00:40:01 2 35.23 0.00 1.51 0.36 0.07 62.82 00:40:01 3 39.91 0.00 1.37 0.04 0.06 58.61 00:40:01 4 28.94 0.00 1.29 0.04 0.06 69.67 00:40:01 5 40.34 0.00 1.45 0.02 0.06 58.13 00:40:01 6 31.92 0.00 1.04 0.03 0.06 66.94 00:40:01 7 29.89 0.00 1.03 0.04 0.06 68.98 00:50:06 all 11.75 0.00 1.19 1.17 0.05 85.84 00:50:06 0 11.91 0.00 1.04 0.52 0.05 86.48 00:50:06 1 11.70 0.00 1.62 3.10 0.06 83.52 00:50:06 2 12.70 0.00 1.64 0.96 0.06 84.65 00:50:06 3 14.90 0.00 1.49 0.23 0.04 83.34 00:50:06 4 11.48 0.00 1.05 2.43 0.05 84.99 00:50:06 5 12.93 0.00 0.93 0.40 0.04 85.70 00:50:06 6 7.89 0.00 0.85 0.40 0.05 90.82 00:50:06 7 10.51 0.00 0.90 1.33 0.05 87.22 Average: all 22.86 0.00 1.23 0.63 0.06 75.23 Average: 0 22.21 0.00 1.08 0.27 0.06 76.39 Average: 1 23.04 0.00 1.53 1.58 0.06 73.78 Average: 2 23.85 0.00 1.58 0.67 0.06 73.85 Average: 3 27.26 0.00 1.43 0.14 0.05 71.12 Average: 4 20.12 0.00 1.17 1.25 0.06 77.41 Average: 5 26.49 0.00 1.19 0.21 0.05 72.06 Average: 6 19.79 0.00 0.94 0.22 0.06 79.00 Average: 7 20.09 0.00 0.96 0.69 0.06 78.20