---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-40204 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: 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 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 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 752 19528 4 11811 30872 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:28:97:63 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.164/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84523sec preferred_lft 84523sec inet6 fe80::f816:3eff:fe28:9763/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:08:b8:96:1b:be 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::4408:b8ff:fe96:1bbe/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-40204) 08/23/26 _x86_64_ (8 CPU) 00:00:26 LINUX RESTART (8 CPU) 00:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 20.40 0.49 19.37 0.53 17.30 13998.07 1493.17 00:30:27 31.82 1.83 28.97 1.03 301.53 9906.15 1911.99 Average: 26.22 1.17 24.26 0.79 162.18 11912.31 1706.65 00:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 19121932 27526460 4764712 14.50 188364 8280176 4861412 14.34 1927872 11160968 308 00:30:27 19058420 30633408 1640956 4.99 227840 11267780 2272160 6.70 2930392 10079844 40240 Average: 19090176 29079934 3202834 9.75 208102 9773978 3566786 10.52 2429132 10620406 20274 00:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 201.43 201.43 198.19 198.19 0.00 0.00 0.00 0.00 00:20:01 ens3 51.44 43.24 209.49 12.65 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:27 lo 15.25 15.25 1.73 1.73 0.00 0.00 0.00 0.00 00:30:27 ens3 175.35 176.34 402.66 2354.14 0.00 0.00 0.00 0.00 00:30:27 docker0 71.21 67.16 1175.43 9.50 0.00 0.00 0.00 0.00 Average: lo 106.53 106.53 98.05 98.05 0.00 0.00 0.00 0.00 Average: ens3 114.60 111.08 307.95 1206.17 0.00 0.00 0.00 0.00 Average: docker0 36.30 34.23 599.15 4.84 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-40204) 08/23/26 _x86_64_ (8 CPU) 00:00:26 LINUX RESTART (8 CPU) 00:10:00 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 27.68 0.00 1.32 0.09 0.07 70.84 00:20:01 0 27.47 0.00 1.34 0.03 0.07 71.09 00:20:01 1 25.06 0.00 1.33 0.29 0.06 73.26 00:20:01 2 26.65 0.00 1.24 0.11 0.06 71.94 00:20:01 3 31.52 0.00 1.48 0.08 0.07 66.86 00:20:01 4 29.31 0.00 1.28 0.06 0.07 69.29 00:20:01 5 25.23 0.00 1.09 0.02 0.07 73.58 00:20:01 6 27.14 0.00 1.38 0.09 0.06 71.33 00:20:01 7 29.11 0.00 1.43 0.03 0.07 69.36 00:30:27 all 11.08 0.00 1.05 0.10 0.05 87.71 00:30:27 0 7.10 0.00 1.07 0.05 0.05 91.73 00:30:27 1 12.57 0.00 0.75 0.13 0.06 86.49 00:30:27 2 6.94 0.00 0.65 0.07 0.05 92.29 00:30:27 3 24.11 0.00 1.99 0.20 0.06 73.63 00:30:27 4 16.13 0.00 1.54 0.17 0.05 82.12 00:30:27 5 11.32 0.00 1.23 0.07 0.05 87.34 00:30:27 6 3.96 0.00 0.50 0.11 0.05 95.38 00:30:27 7 6.54 0.00 0.69 0.03 0.04 92.69 Average: all 19.22 0.00 1.18 0.10 0.06 79.44 Average: 0 17.08 0.00 1.21 0.04 0.06 81.61 Average: 1 18.70 0.00 1.04 0.21 0.06 80.00 Average: 2 16.60 0.00 0.94 0.09 0.06 82.31 Average: 3 27.74 0.00 1.74 0.14 0.06 70.32 Average: 4 22.59 0.00 1.41 0.11 0.06 75.83 Average: 5 18.14 0.00 1.16 0.04 0.06 80.60 Average: 6 15.30 0.00 0.93 0.10 0.06 83.62 Average: 7 17.60 0.00 1.05 0.03 0.06 81.26