---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1921 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: 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 19G 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 967 18988 4 12135 30656 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:9f:63:fa brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.240/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84697sec preferred_lft 84697sec inet6 fe80::f816:3eff:fe9f:63fa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:90:74:f0:ba:d1 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::4c90:74ff:fef0:bad1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1921) 10/15/26 _x86_64_ (8 CPU) 10:33:44 LINUX RESTART (8 CPU) 10:40:25 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:25 16.13 0.59 14.35 1.19 14.51 3530.45 1582.44 11:00:06 22.69 0.39 19.40 2.90 53.12 6220.49 33005.42 Average: 19.35 0.49 16.83 2.03 33.50 4853.52 17037.51 10:40:25 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:25 15417112 24645768 7596156 23.11 472252 8282916 9742368 28.73 1553396 14655260 139404 11:00:06 16596484 27582452 4653948 14.16 486296 9962324 4925888 14.53 1708600 13254688 405016 Average: 16006798 26114110 6125052 18.64 479274 9122620 7334128 21.63 1630998 13954974 272210 10:40:25 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:25 lo 6.59 6.59 1.86 1.86 0.00 0.00 0.00 0.00 10:50:25 ens3 183.65 120.55 309.47 67.88 0.00 0.00 0.00 0.00 10:50:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:06 lo 2.57 2.57 0.38 0.38 0.00 0.00 0.00 0.00 11:00:06 ens3 74.03 40.47 514.11 21.41 0.00 0.00 0.00 0.00 11:00:06 docker0 0.27 0.28 0.14 0.05 0.00 0.00 0.00 0.00 Average: lo 4.62 4.62 1.13 1.13 0.00 0.00 0.00 0.00 Average: ens3 129.74 81.17 410.12 45.02 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-1921) 10/15/26 _x86_64_ (8 CPU) 10:33:44 LINUX RESTART (8 CPU) 10:40:25 CPU %user %nice %system %iowait %steal %idle 10:50:25 all 82.09 0.00 2.75 0.01 0.03 15.12 10:50:25 0 80.50 0.00 2.86 0.01 0.02 16.60 10:50:25 1 82.56 0.00 2.60 0.00 0.03 14.81 10:50:25 2 82.44 0.00 3.00 0.02 0.03 14.52 10:50:25 3 89.14 0.00 2.49 0.01 0.03 8.34 10:50:25 4 80.31 0.00 3.01 0.00 0.02 16.65 10:50:25 5 81.64 0.00 2.80 0.03 0.02 15.51 10:50:25 6 79.91 0.00 2.75 0.00 0.02 17.31 10:50:25 7 80.22 0.00 2.50 0.01 0.03 17.23 11:00:06 all 95.51 0.00 3.13 0.01 0.03 1.32 11:00:06 0 95.56 0.00 3.03 0.01 0.03 1.37 11:00:06 1 95.41 0.00 3.12 0.03 0.03 1.42 11:00:06 2 95.67 0.00 3.11 0.00 0.03 1.19 11:00:06 3 95.20 0.00 3.30 0.00 0.04 1.46 11:00:06 4 95.97 0.00 3.07 0.00 0.03 0.93 11:00:06 5 95.53 0.00 3.12 0.02 0.03 1.30 11:00:06 6 95.16 0.00 3.16 0.00 0.02 1.66 11:00:06 7 95.60 0.00 3.10 0.01 0.03 1.25 Average: all 88.69 0.00 2.94 0.01 0.03 8.33 Average: 0 87.91 0.00 2.95 0.01 0.03 9.11 Average: 1 88.88 0.00 2.86 0.01 0.03 8.22 Average: 2 88.95 0.00 3.05 0.01 0.03 7.96 Average: 3 92.12 0.00 2.89 0.01 0.04 4.95 Average: 4 88.02 0.00 3.04 0.00 0.02 8.91 Average: 5 88.47 0.00 2.96 0.03 0.03 8.52 Average: 6 87.42 0.00 2.95 0.00 0.02 9.61 Average: 7 87.79 0.00 2.80 0.01 0.03 9.37