---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-91589 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: 5599.94 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 18G 138G 12% / 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 742 18972 4 12377 30881 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:93:7a:73 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.67/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84522sec preferred_lft 84522sec inet6 fe80::f816:3eff:fe93:7a73/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:8e:b5:2c:31:88 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::5c8e:b5ff:fe2c:3188/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-91589) 03/06/26 _x86_64_ (8 CPU) 00:36:20 LINUX RESTART (8 CPU) 00:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:00 30.62 0.64 14.46 15.52 413.45 5497.21 511164.57 01:00:01 53.20 2.24 49.98 0.98 342.10 24669.88 4155.66 Average: 41.91 1.44 32.23 8.25 377.76 15087.14 257565.09 00:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:00 24379460 28768500 3539496 10.77 146876 4462192 3668416 10.82 969292 7047744 364 01:00:01 19697424 31671680 603404 1.84 223676 11678596 1344272 3.96 3324592 9023480 0 Average: 22038442 30220090 2071450 6.30 185276 8070394 2506344 7.39 2146942 8035612 182 00:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:00 lo 5.65 5.65 0.55 0.55 0.00 0.00 0.00 0.00 00:50:00 ens3 64.84 50.57 412.12 13.25 0.00 0.00 0.00 0.00 00:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:01 lo 4658.78 4658.78 4450.97 4450.97 0.00 0.00 0.00 0.00 01:00:01 ens3 66.38 50.99 518.73 12.44 0.00 0.00 0.00 0.00 01:00:01 docker0 2.36 2.77 0.14 60.87 0.00 0.00 0.00 0.00 Average: lo 2333.09 2333.09 2226.59 2226.59 0.00 0.00 0.00 0.00 Average: ens3 65.61 50.78 465.44 12.85 0.00 0.00 0.00 0.00 Average: docker0 1.18 1.39 0.07 30.45 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-91589) 03/06/26 _x86_64_ (8 CPU) 00:36:20 LINUX RESTART (8 CPU) 00:40:00 CPU %user %nice %system %iowait %steal %idle 00:50:00 all 39.14 0.00 1.45 0.08 0.07 59.26 00:50:00 0 34.76 0.00 1.26 0.10 0.07 63.81 00:50:00 1 44.07 0.00 1.71 0.09 0.07 54.06 00:50:00 2 41.30 0.00 1.52 0.10 0.07 57.01 00:50:00 3 38.47 0.00 1.42 0.19 0.07 59.85 00:50:00 4 41.00 0.00 1.50 0.02 0.08 57.41 00:50:00 5 39.75 0.00 1.50 0.05 0.07 58.62 00:50:00 6 40.05 0.00 1.55 0.04 0.07 58.29 00:50:00 7 33.71 0.00 1.14 0.04 0.06 65.06 01:00:01 all 18.69 0.00 2.03 0.56 0.05 78.67 01:00:01 0 12.47 0.00 1.47 0.61 0.05 85.39 01:00:01 1 15.77 0.00 1.35 0.94 0.06 81.88 01:00:01 2 27.84 0.00 3.78 0.73 0.05 67.60 01:00:01 3 23.31 0.00 3.12 0.67 0.06 72.85 01:00:01 4 17.17 0.00 2.41 0.40 0.05 79.97 01:00:01 5 12.20 0.00 1.08 0.63 0.05 86.04 01:00:01 6 22.86 0.00 1.91 0.43 0.06 74.75 01:00:01 7 17.97 0.00 1.10 0.07 0.05 80.81 Average: all 28.92 0.00 1.74 0.32 0.06 68.96 Average: 0 23.62 0.00 1.37 0.35 0.06 74.60 Average: 1 29.92 0.00 1.53 0.51 0.07 67.97 Average: 2 34.58 0.00 2.65 0.41 0.06 62.30 Average: 3 30.90 0.00 2.27 0.43 0.06 66.34 Average: 4 29.10 0.00 1.96 0.21 0.06 68.67 Average: 5 25.98 0.00 1.29 0.34 0.06 72.33 Average: 6 31.46 0.00 1.73 0.23 0.06 66.51 Average: 7 25.83 0.00 1.12 0.06 0.05 72.94