---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-38009 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 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 767 19552 4 11772 30857 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:a8:62:e0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.62/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84572sec preferred_lft 84572sec inet6 fe80::f816:3eff:fea8:62e0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:ff:3b:d9:2f:f1 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::7cff:3bff:fed9:2ff1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-38009) 08/16/26 _x86_64_ (8 CPU) 00:23:15 LINUX RESTART (8 CPU) 00:30:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:06 12.98 0.24 12.32 0.42 8.70 5069.19 695.08 00:50:01 39.76 2.06 36.65 1.05 321.22 19723.49 3872.18 Average: 26.32 1.15 24.43 0.74 164.31 12365.64 2276.97 00:30:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:06 21688044 28705716 3593024 10.93 168496 6969148 3836588 11.31 1786668 8811684 1571592 00:50:01 20292400 31660328 615364 1.87 226572 11071876 1447140 4.27 2949064 8806968 384 Average: 20990222 30183022 2104194 6.40 197534 9020512 2641864 7.79 2367866 8809326 785988 00:30:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:06 lo 1.72 1.72 0.16 0.16 0.00 0.00 0.00 0.00 00:40:06 ens3 62.26 50.71 235.81 13.39 0.00 0.00 0.00 0.00 00:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:01 lo 199.82 199.82 196.05 196.05 0.00 0.00 0.00 0.00 00:50:01 ens3 125.59 112.66 343.83 1367.85 0.00 0.00 0.00 0.00 00:50:01 docker0 84.49 82.30 1358.36 10.78 0.00 0.00 0.00 0.00 00:50:01 veth541e5ef 84.48 82.31 1359.52 10.78 0.00 0.00 0.00 0.11 Average: lo 100.35 100.35 97.69 97.69 0.00 0.00 0.00 0.00 Average: ens3 93.80 81.56 289.59 687.78 0.00 0.00 0.00 0.00 Average: docker0 42.07 40.98 676.33 5.37 0.00 0.00 0.00 0.00 Average: veth541e5ef 42.06 40.98 676.91 5.37 0.00 0.00 0.00 0.06 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-38009) 08/16/26 _x86_64_ (8 CPU) 00:23:15 LINUX RESTART (8 CPU) 00:30:05 CPU %user %nice %system %iowait %steal %idle 00:40:06 all 34.79 0.00 1.40 0.04 0.07 63.71 00:40:06 0 41.21 0.00 1.49 0.02 0.08 57.20 00:40:06 1 33.33 0.00 1.27 0.03 0.07 65.30 00:40:06 2 39.33 0.00 1.61 0.01 0.08 58.97 00:40:06 3 31.43 0.00 1.16 0.03 0.07 67.31 00:40:06 4 30.16 0.00 1.35 0.05 0.07 68.36 00:40:06 5 31.52 0.00 1.46 0.11 0.07 66.84 00:40:06 6 33.90 0.00 1.34 0.04 0.08 64.65 00:40:06 7 37.41 0.00 1.48 0.01 0.08 61.03 00:50:01 all 12.72 0.00 1.23 0.14 0.05 85.86 00:50:01 0 13.78 0.00 1.79 0.07 0.05 84.30 00:50:01 1 12.64 0.00 1.28 0.31 0.05 85.72 00:50:01 2 10.63 0.00 1.03 0.08 0.04 88.22 00:50:01 3 11.46 0.00 0.93 0.17 0.04 87.39 00:50:01 4 15.25 0.00 1.12 0.12 0.05 83.46 00:50:01 5 9.12 0.00 0.89 0.24 0.05 89.71 00:50:01 6 14.66 0.00 1.41 0.13 0.05 83.75 00:50:01 7 14.23 0.00 1.37 0.03 0.05 84.33 Average: all 23.80 0.00 1.31 0.09 0.06 74.74 Average: 0 27.54 0.00 1.64 0.05 0.06 70.70 Average: 1 23.04 0.00 1.28 0.17 0.06 75.45 Average: 2 25.03 0.00 1.32 0.04 0.06 73.54 Average: 3 21.48 0.00 1.05 0.10 0.06 77.31 Average: 4 22.74 0.00 1.24 0.08 0.06 75.88 Average: 5 20.37 0.00 1.18 0.17 0.06 78.22 Average: 6 24.33 0.00 1.37 0.09 0.06 74.15 Average: 7 25.85 0.00 1.42 0.02 0.06 72.65