---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1858 5.15.0-194-generic #204-Ubuntu SMP Wed Sep 2 13:09:23 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: 5600.00 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 137G 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 960 19206 4 11925 30663 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:2d:c4:77 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.122/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84703sec preferred_lft 84703sec inet6 fe80::f816:3eff:fe2d:c477/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:e8:b9:40:ee:95 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::c0e8:b9ff:fe40:ee95/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1858) 10/15/26 _x86_64_ (8 CPU) 06:44:17 LINUX RESTART (8 CPU) 06:50:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:00:12 19.27 1.14 16.90 1.23 31.11 4332.51 1179.71 07:10:13 21.62 0.39 19.44 1.79 53.30 5885.87 25075.54 Average: 20.44 0.77 18.16 1.51 42.13 5104.22 13051.14 06:50:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:00:12 17061992 25903728 6340008 19.29 466236 7901820 11147400 32.87 1474864 13098304 5560 07:10:13 16790348 27183192 5053472 15.38 480680 9378144 8247504 24.32 1659764 13129188 5520 Average: 16926170 26543460 5696740 17.34 473458 8639982 9697452 28.60 1567314 13113746 5540 06:50:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:00:12 lo 6.71 6.71 1.85 1.85 0.00 0.00 0.00 0.00 07:00:12 ens3 203.31 134.26 437.26 71.75 0.00 0.00 0.00 0.00 07:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:13 lo 2.39 2.39 0.36 0.36 0.00 0.00 0.00 0.00 07:10:13 ens3 141.22 73.83 520.00 41.36 0.00 0.00 0.00 0.00 07:10:13 docker0 0.26 0.28 0.13 0.04 0.00 0.00 0.00 0.00 Average: lo 4.56 4.56 1.11 1.11 0.00 0.00 0.00 0.00 Average: ens3 172.46 104.24 478.36 56.65 0.00 0.00 0.00 0.00 Average: docker0 0.13 0.14 0.07 0.02 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1858) 10/15/26 _x86_64_ (8 CPU) 06:44:17 LINUX RESTART (8 CPU) 06:50:03 CPU %user %nice %system %iowait %steal %idle 07:00:12 all 84.39 0.00 2.96 0.02 0.03 12.60 07:00:12 0 84.34 0.00 3.06 0.03 0.04 12.53 07:00:12 1 84.04 0.00 3.02 0.03 0.03 12.87 07:00:12 2 83.15 0.00 2.76 0.00 0.03 14.06 07:00:12 3 85.66 0.01 3.16 0.01 0.03 11.12 07:00:12 4 83.22 0.00 2.92 0.01 0.03 13.82 07:00:12 5 84.50 0.00 2.81 0.00 0.03 12.66 07:00:12 6 86.17 0.00 2.93 0.00 0.03 10.88 07:00:12 7 84.05 0.00 2.98 0.04 0.04 12.89 07:10:13 all 96.62 0.00 3.23 0.00 0.05 0.10 07:10:13 0 96.70 0.00 3.14 0.00 0.04 0.12 07:10:13 1 96.72 0.00 3.17 0.00 0.04 0.07 07:10:13 2 96.49 0.00 3.36 0.00 0.05 0.10 07:10:13 3 96.58 0.00 3.28 0.00 0.04 0.10 07:10:13 4 96.64 0.00 3.20 0.00 0.06 0.10 07:10:13 5 96.67 0.00 3.16 0.00 0.04 0.12 07:10:13 6 96.47 0.00 3.36 0.01 0.04 0.12 07:10:13 7 96.74 0.00 3.12 0.00 0.04 0.09 Average: all 90.47 0.00 3.09 0.01 0.04 6.39 Average: 0 90.48 0.00 3.10 0.02 0.04 6.36 Average: 1 90.35 0.00 3.09 0.01 0.03 6.51 Average: 2 89.78 0.00 3.06 0.00 0.04 7.12 Average: 3 91.08 0.01 3.22 0.01 0.04 5.64 Average: 4 89.89 0.00 3.06 0.00 0.05 7.00 Average: 5 90.55 0.00 2.98 0.00 0.04 6.43 Average: 6 91.29 0.00 3.14 0.01 0.04 5.53 Average: 7 90.36 0.00 3.05 0.02 0.04 6.53