---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-28306 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 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 898 25073 4 6119 30725 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:24:71:4e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.111/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84336sec preferred_lft 84336sec inet6 fe80::f816:3eff:fe24:714e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:18:13:95:b0:50 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-28306) 03/04/26 _x86_64_ (8 CPU) 14:00:28 LINUX RESTART (8 CPU) 14:10:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:20:01 31.36 0.12 27.19 4.04 5.43 2373.81 16643.23 14:30:19 33.31 0.01 29.29 4.01 0.08 3003.36 13618.79 Average: 32.35 0.06 28.26 4.02 2.70 2694.30 15103.58 14:10:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:20:01 25831104 29517456 2789928 8.49 185264 3709732 2723880 8.03 775900 5783168 29984 14:30:19 24960148 29197592 3105340 9.45 214620 4184472 3485044 10.28 906776 6462764 16036 Average: 25395626 29357524 2947634 8.97 199942 3947102 3104462 9.15 841338 6122966 23010 14:10:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:20:01 lo 1722.32 1722.32 1639.90 1639.90 0.00 0.00 0.00 0.00 14:20:01 ens3 22.80 17.96 9.34 5.83 0.00 0.00 0.00 0.00 14:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:19 lo 1666.78 1666.78 1586.87 1586.87 0.00 0.00 0.00 0.00 14:30:19 ens3 24.90 19.42 8.92 6.61 0.00 0.00 0.00 0.00 14:30:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1694.05 1694.05 1612.90 1612.90 0.00 0.00 0.00 0.00 Average: ens3 23.87 18.71 9.13 6.23 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-28306) 03/04/26 _x86_64_ (8 CPU) 14:00:28 LINUX RESTART (8 CPU) 14:10:06 CPU %user %nice %system %iowait %steal %idle 14:20:01 all 37.79 0.00 1.73 0.06 0.06 60.36 14:20:01 0 34.51 0.00 1.55 0.06 0.07 63.82 14:20:01 1 40.54 0.00 1.79 0.04 0.07 57.57 14:20:01 2 36.34 0.00 1.95 0.04 0.06 61.61 14:20:01 3 41.57 0.00 1.56 0.02 0.07 56.78 14:20:01 4 41.43 0.00 1.71 0.08 0.07 56.72 14:20:01 5 37.66 0.00 1.69 0.10 0.06 60.49 14:20:01 6 36.09 0.00 1.76 0.03 0.07 62.06 14:20:01 7 34.22 0.00 1.83 0.09 0.06 63.81 14:30:19 all 38.02 0.00 1.96 0.07 0.07 59.88 14:30:19 0 37.30 0.00 1.93 0.03 0.07 60.67 14:30:19 1 41.52 0.00 1.99 0.05 0.07 56.37 14:30:19 2 42.22 0.00 2.38 0.05 0.07 55.27 14:30:19 3 38.51 0.00 1.76 0.13 0.07 59.54 14:30:19 4 38.90 0.00 1.89 0.13 0.07 59.01 14:30:19 5 35.47 0.00 1.85 0.04 0.07 62.57 14:30:19 6 33.75 0.00 1.94 0.07 0.07 64.18 14:30:19 7 36.50 0.00 1.93 0.05 0.07 61.45 Average: all 37.91 0.00 1.85 0.06 0.07 60.12 Average: 0 35.93 0.00 1.74 0.04 0.07 62.21 Average: 1 41.04 0.00 1.89 0.04 0.07 56.96 Average: 2 39.33 0.00 2.17 0.05 0.06 58.39 Average: 3 40.01 0.00 1.66 0.08 0.07 58.18 Average: 4 40.14 0.00 1.80 0.11 0.07 57.89 Average: 5 36.55 0.00 1.77 0.07 0.06 61.55 Average: 6 34.90 0.00 1.85 0.05 0.07 63.14 Average: 7 35.38 0.00 1.88 0.07 0.06 62.61