---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-46171 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 17G 139G 11% / 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 734 19540 4 11817 30889 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:23:0b:07 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.155/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84473sec preferred_lft 84473sec inet6 fe80::f816:3eff:fe23:b07/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:19:60:48:7c:c9 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::419:60ff:fe48:7cc9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-46171) 08/31/26 _x86_64_ (8 CPU) 00:00:30 LINUX RESTART (8 CPU) 00:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:00 19.64 0.51 18.57 0.56 19.27 14007.80 2051.80 00:30:00 43.52 1.93 25.12 16.47 316.15 10062.08 486246.20 Average: 31.58 1.22 21.85 8.52 167.71 12034.94 244149.00 00:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:00 18682076 27080148 5210076 15.85 188460 8274476 5177504 15.27 1928884 11611316 380 00:30:00 20175748 31637568 635992 1.94 227760 11162724 1306340 3.85 2916988 8954900 8 Average: 19428912 29358858 2923034 8.89 208110 9718600 3241922 9.56 2422936 10283108 194 00:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:00 lo 266.62 266.62 259.59 259.59 0.00 0.00 0.00 0.00 00:20:00 ens3 49.71 43.93 217.51 13.72 0.00 0.00 0.00 0.00 00:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:00 lo 12.24 12.24 1.41 1.41 0.00 0.00 0.00 0.00 00:30:00 ens3 143.61 165.56 237.64 2396.68 0.00 0.00 0.00 0.00 00:30:00 docker0 83.20 64.25 1224.42 9.46 0.00 0.00 0.00 0.00 Average: lo 139.43 139.43 130.50 130.50 0.00 0.00 0.00 0.00 Average: ens3 96.66 104.74 227.57 1205.20 0.00 0.00 0.00 0.00 Average: docker0 41.60 32.13 612.21 4.73 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-46171) 08/31/26 _x86_64_ (8 CPU) 00:00:30 LINUX RESTART (8 CPU) 00:10:00 CPU %user %nice %system %iowait %steal %idle 00:20:00 all 28.45 0.00 1.52 0.09 0.01 69.93 00:20:00 0 29.22 0.00 1.78 0.11 0.02 68.88 00:20:00 1 28.53 0.00 1.42 0.12 0.02 69.92 00:20:00 2 31.00 0.00 1.72 0.20 0.01 67.07 00:20:00 3 27.39 0.00 1.56 0.03 0.01 71.00 00:20:00 4 28.67 0.00 1.36 0.04 0.02 69.91 00:20:00 5 26.96 0.00 1.33 0.03 0.01 71.67 00:20:00 6 29.20 0.00 1.55 0.17 0.01 69.06 00:20:00 7 26.59 0.00 1.40 0.06 0.01 71.94 00:30:00 all 9.54 0.00 1.13 0.24 0.00 89.07 00:30:00 0 6.89 0.00 1.23 0.09 0.00 91.79 00:30:00 1 5.23 0.00 0.95 0.07 0.00 93.75 00:30:00 2 12.79 0.00 0.78 0.03 0.00 86.39 00:30:00 3 5.51 0.00 0.64 1.17 0.00 92.68 00:30:00 4 12.78 0.00 0.95 0.15 0.01 86.12 00:30:00 5 6.23 0.00 0.68 0.14 0.00 92.94 00:30:00 6 17.96 0.00 2.46 0.15 0.01 79.42 00:30:00 7 8.96 0.00 1.38 0.15 0.01 89.50 Average: all 18.98 0.00 1.32 0.17 0.01 79.51 Average: 0 18.06 0.00 1.50 0.10 0.01 80.33 Average: 1 16.88 0.00 1.18 0.09 0.01 81.83 Average: 2 21.88 0.00 1.25 0.12 0.01 76.75 Average: 3 16.42 0.00 1.10 0.60 0.01 81.86 Average: 4 20.72 0.00 1.15 0.09 0.01 78.02 Average: 5 16.58 0.00 1.01 0.09 0.01 82.32 Average: 6 23.57 0.00 2.01 0.16 0.01 74.25 Average: 7 17.75 0.00 1.39 0.11 0.01 80.74