---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8249 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 739 19079 4 12273 30884 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:f4:10:82 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.207/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84434sec preferred_lft 84434sec inet6 fe80::f816:3eff:fef4:1082/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:b2:7e:8f:6d:af 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::28b2:7eff:fe8f:6daf/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-8249) 09/15/26 _x86_64_ (8 CPU) 00:36:51 LINUX RESTART (8 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:37 12.73 0.30 11.81 0.61 13.76 6083.86 582.73 01:00:03 29.63 0.58 27.94 1.10 25.33 23923.05 1141.47 Average: 20.68 0.44 19.41 0.84 19.21 14481.22 845.74 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:37 24422652 28875464 3432100 10.44 146188 4517468 3564248 10.51 830744 7143904 132 01:00:03 20429640 31735932 544824 1.66 217508 11038808 1146636 3.38 2928144 8721220 49668 Average: 22426146 30305698 1988462 6.05 181848 7778138 2355442 6.95 1879444 7932562 24900 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:37 lo 5.40 5.40 0.52 0.52 0.00 0.00 0.00 0.00 00:50:37 ens3 77.49 65.19 408.34 14.20 0.00 0.00 0.00 0.00 00:50:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:03 lo 196.74 196.74 193.92 193.92 0.00 0.00 0.00 0.00 01:00:03 ens3 72.66 63.24 348.03 15.15 0.00 0.00 0.00 0.00 01:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 95.47 95.47 91.56 91.56 0.00 0.00 0.00 0.00 Average: ens3 75.21 64.27 379.95 14.65 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 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-8249) 09/15/26 _x86_64_ (8 CPU) 00:36:51 LINUX RESTART (8 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:50:37 all 38.27 0.00 1.49 0.05 0.03 60.15 00:50:37 0 37.72 0.00 1.67 0.02 0.04 60.55 00:50:37 1 38.42 0.00 1.77 0.16 0.03 59.62 00:50:37 2 38.58 0.00 1.34 0.07 0.03 59.98 00:50:37 3 34.55 0.00 1.40 0.02 0.03 64.00 00:50:37 4 40.98 0.00 1.56 0.02 0.04 57.40 00:50:37 5 37.84 0.00 1.33 0.01 0.03 60.79 00:50:37 6 38.12 0.00 1.36 0.04 0.03 60.45 00:50:37 7 40.00 0.00 1.48 0.07 0.03 58.42 01:00:03 all 17.67 0.00 1.33 0.16 0.02 80.82 01:00:03 0 16.12 0.00 1.16 0.32 0.01 82.39 01:00:03 1 18.71 0.00 1.48 0.13 0.02 79.66 01:00:03 2 20.68 0.00 1.36 0.05 0.02 77.89 01:00:03 3 20.37 0.00 1.50 0.20 0.02 77.91 01:00:03 4 18.49 0.00 1.26 0.07 0.02 80.15 01:00:03 5 16.68 0.00 1.09 0.20 0.02 82.00 01:00:03 6 13.98 0.00 1.39 0.16 0.02 84.45 01:00:03 7 16.35 0.00 1.41 0.15 0.02 82.08 Average: all 28.58 0.00 1.42 0.10 0.03 69.87 Average: 0 27.56 0.00 1.43 0.16 0.03 70.83 Average: 1 29.15 0.00 1.63 0.15 0.02 69.05 Average: 2 30.16 0.00 1.35 0.06 0.02 68.40 Average: 3 27.88 0.00 1.45 0.10 0.03 70.54 Average: 4 30.39 0.00 1.42 0.05 0.03 68.11 Average: 5 27.89 0.00 1.22 0.10 0.03 70.76 Average: 6 26.77 0.00 1.38 0.09 0.03 71.74 Average: 7 28.87 0.00 1.44 0.10 0.03 69.55