---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1324 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: 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: 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 138G 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 768 19307 4 12016 30855 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:64:ad:22 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.175/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84550sec preferred_lft 84550sec inet6 fe80::f816:3eff:fe64:ad22/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:05:b1:a8:7f:b0 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::5c05:b1ff:fea8:7fb0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1324) 04/09/26 _x86_64_ (8 CPU) 00:23:19 LINUX RESTART (8 CPU) 00:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:12 15.82 0.29 15.09 0.45 11.37 9051.57 147.44 00:50:10 49.68 2.20 46.23 1.25 358.92 16006.97 5150.84 Average: 32.55 1.23 30.47 0.85 183.11 12488.44 2619.77 00:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:12 22073872 29207136 3089136 9.40 171728 7085600 3204700 9.45 1879020 8337244 343760 00:50:10 20042548 31650692 623056 1.90 236660 11296604 1434892 4.23 3102584 8902068 648 Average: 21058210 30428914 1856096 5.65 204194 9191102 2319796 6.84 2490802 8619656 172204 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:12 lo 1.64 1.64 0.17 0.17 0.00 0.00 0.00 0.00 00:40:12 ens3 51.84 46.52 231.50 13.33 0.00 0.00 0.00 0.00 00:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:10 lo 206.14 206.14 202.88 202.88 0.00 0.00 0.00 0.00 00:50:10 ens3 119.71 108.50 437.54 1337.71 0.00 0.00 0.00 0.00 00:50:10 docker0 79.20 77.73 1328.41 161.35 0.00 0.00 0.00 0.00 00:50:10 veth9306fbd 73.40 71.10 1329.06 9.48 0.00 0.00 0.00 0.11 Average: lo 102.69 102.69 100.34 100.34 0.00 0.00 0.00 0.00 Average: ens3 85.38 77.15 333.31 667.74 0.00 0.00 0.00 0.00 Average: docker0 39.14 38.41 656.40 79.73 0.00 0.00 0.00 0.00 Average: veth9306fbd 36.27 35.13 656.73 4.68 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1324) 04/09/26 _x86_64_ (8 CPU) 00:23:19 LINUX RESTART (8 CPU) 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:40:12 all 34.99 0.00 1.31 0.07 0.06 63.56 00:40:12 0 28.55 0.00 1.12 0.21 0.06 70.06 00:40:12 1 44.13 0.00 1.87 0.10 0.07 53.83 00:40:12 2 35.79 0.00 1.29 0.00 0.06 62.85 00:40:12 3 38.44 0.00 1.41 0.04 0.07 60.05 00:40:12 4 33.38 0.00 1.15 0.02 0.06 65.39 00:40:12 5 27.18 0.00 1.13 0.07 0.06 71.57 00:40:12 6 36.93 0.00 1.26 0.08 0.06 61.68 00:40:12 7 35.57 0.00 1.25 0.04 0.06 63.08 00:50:10 all 12.08 0.00 1.18 0.17 0.04 86.52 00:50:10 0 9.76 0.00 0.93 0.21 0.05 89.05 00:50:10 1 9.05 0.00 0.75 0.09 0.05 90.05 00:50:10 2 10.07 0.00 0.86 0.19 0.04 88.83 00:50:10 3 11.42 0.00 1.04 0.30 0.05 87.18 00:50:10 4 13.96 0.00 1.72 0.06 0.04 84.22 00:50:10 5 16.94 0.00 1.86 0.11 0.05 81.04 00:50:10 6 14.16 0.00 1.26 0.21 0.04 84.33 00:50:10 7 11.29 0.00 1.00 0.19 0.04 87.48 Average: all 23.67 0.00 1.24 0.12 0.05 74.91 Average: 0 19.26 0.00 1.03 0.21 0.05 79.45 Average: 1 26.81 0.00 1.32 0.09 0.06 71.72 Average: 2 23.07 0.00 1.08 0.10 0.05 75.70 Average: 3 25.09 0.00 1.23 0.17 0.06 73.46 Average: 4 23.78 0.00 1.43 0.04 0.05 74.70 Average: 5 22.12 0.00 1.49 0.09 0.05 76.25 Average: 6 25.67 0.00 1.26 0.15 0.05 72.88 Average: 7 23.56 0.00 1.13 0.12 0.05 75.15