---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8066 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 29G 127G 19% / 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 857 7829 4 23405 30767 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:91:f5:37 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.25/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84964sec preferred_lft 84964sec inet6 fe80::f816:3eff:fe91:f537/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:5b:2a:8f:89:59 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::e85b:2aff:fe8f:8959/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-8066) 05/04/26 _x86_64_ (8 CPU) 07:58:41 LINUX RESTART (8 CPU) 08:00:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:07 347.27 1.90 318.61 26.75 479.68 63745.25 828861.89 08:20:17 260.54 1.34 251.27 7.93 17.35 46184.63 570303.51 Average: 303.66 1.62 284.75 17.29 247.20 54914.89 698845.77 08:00:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:07 16231476 31241900 1016028 3.09 363316 14429312 1648684 4.86 5231600 10442756 148 08:20:17 5889592 30951736 1245560 3.79 563312 23623832 1806448 5.33 9969448 15298244 590812 Average: 11060534 31096818 1130794 3.44 463314 19026572 1727566 5.09 7600524 12870500 295480 08:00:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:07 lo 0.69 0.69 0.07 0.07 0.00 0.00 0.00 0.00 08:10:07 ens3 231.83 158.24 2716.66 2097.77 0.00 0.00 0.00 0.00 08:10:07 docker0 27.24 60.28 1.95 814.45 0.00 0.00 0.00 0.00 08:20:17 lo 0.37 0.37 0.03 0.03 0.00 0.00 0.00 0.00 08:20:17 ens3 111.50 77.97 1652.28 1610.85 0.00 0.00 0.00 0.00 08:20:17 docker0 27.39 39.96 2.15 855.98 0.00 0.00 0.00 0.00 Average: lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 171.32 117.88 2181.44 1852.92 0.00 0.00 0.00 0.00 Average: docker0 27.32 50.07 2.05 835.33 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-8066) 05/04/26 _x86_64_ (8 CPU) 07:58:41 LINUX RESTART (8 CPU) 08:00:04 CPU %user %nice %system %iowait %steal %idle 08:10:07 all 9.60 0.00 3.33 1.39 0.07 85.61 08:10:07 0 10.12 0.00 3.61 1.24 0.07 84.95 08:10:07 1 10.07 0.00 3.44 2.21 0.08 84.21 08:10:07 2 8.69 0.00 3.21 1.48 0.07 86.56 08:10:07 3 10.16 0.00 3.39 1.26 0.07 85.13 08:10:07 4 9.11 0.00 3.32 1.40 0.07 86.10 08:10:07 5 10.07 0.00 3.23 1.19 0.07 85.43 08:10:07 6 9.94 0.00 3.28 0.89 0.07 85.83 08:10:07 7 8.64 0.00 3.14 1.46 0.07 86.69 08:20:17 all 13.94 0.00 3.85 0.75 0.07 81.40 08:20:17 0 12.84 0.00 4.01 0.74 0.06 82.34 08:20:17 1 13.71 0.00 3.97 1.27 0.07 80.98 08:20:17 2 13.86 0.00 3.85 0.78 0.07 81.44 08:20:17 3 13.43 0.00 3.38 0.54 0.07 82.59 08:20:17 4 11.93 0.00 3.66 0.83 0.07 83.51 08:20:17 5 17.72 0.00 4.46 0.77 0.07 76.98 08:20:17 6 13.66 0.00 3.62 0.40 0.07 82.25 08:20:17 7 14.34 0.00 3.86 0.65 0.07 81.08 Average: all 11.78 0.00 3.59 1.07 0.07 83.49 Average: 0 11.49 0.00 3.81 0.99 0.07 83.64 Average: 1 11.90 0.00 3.71 1.74 0.07 82.59 Average: 2 11.29 0.00 3.53 1.12 0.07 83.99 Average: 3 11.80 0.00 3.38 0.90 0.07 83.85 Average: 4 10.53 0.00 3.49 1.12 0.07 84.80 Average: 5 13.91 0.00 3.85 0.98 0.07 81.19 Average: 6 11.81 0.00 3.45 0.64 0.07 84.03 Average: 7 11.50 0.00 3.50 1.05 0.07 83.88