---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-61289 6.8.0-138-generic #138-Ubuntu SMP PREEMPT_DYNAMIC Fri Jul 31 22:41:49 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): 2 On-line CPU(s) list: 0,1 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): 2 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: 64 KiB (2 instances) L1i cache: 64 KiB (2 instances) L2 cache: 1 MiB (2 instances) L3 cache: 32 MiB (2 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0,1 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: Vulnerable: Safe RET, no microcode Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl 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: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 795M 1.1M 794M 1% /run /dev/vda1 38G 8.1G 30G 22% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda16 881M 117M 703M 15% /boot /dev/vda15 105M 6.2M 99M 6% /boot/efi tmpfs 795M 16K 795M 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7941 774 4964 4 2505 7167 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 noprefixroute valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:4d:7c:83 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.53/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83356sec preferred_lft 83356sec inet6 fe80::f816:3eff:fe4d:7c83/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-61289) 10/03/26 _x86_64_ (2 CPU) 00:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:03 1.79 0.02 1.76 0.01 0.84 20.61 427.00 00:20:23 1.91 0.10 1.77 0.04 2.95 24.53 556.57 00:30:01 1.73 0.00 1.71 0.02 0.00 18.76 465.39 00:40:23 17.21 1.54 14.64 1.03 109.35 2333.71 705.56 00:50:03 11.78 1.27 9.24 1.27 112.48 1222.21 686.54 01:00:01 1.69 0.00 1.67 0.02 0.00 24.61 0.37 01:10:23 1.52 0.00 1.52 0.00 0.00 18.82 0.00 01:20:43 1.90 0.00 1.89 0.01 0.00 131.42 0.08 01:30:01 2.02 0.00 2.00 0.02 0.00 25.90 0.30 01:40:23 1.58 0.00 1.58 0.00 0.00 21.93 381.67 01:50:13 1.56 0.01 1.55 0.00 0.20 65.07 0.28 02:00:01 1.69 0.00 1.66 0.02 0.00 25.24 0.52 Average: 3.88 0.25 3.44 0.20 18.85 331.79 270.37 00:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:03 6093096 7507736 300340 3.69 54984 1556380 725804 7.91 483048 1325572 328 00:20:23 6106772 7479920 328056 4.03 55144 1514696 723356 7.88 481752 1283812 212 00:30:01 6114392 7487964 319944 3.93 55260 1514984 723356 7.88 481708 1284224 240 00:40:23 5344888 7384676 384168 4.72 93056 2109972 808488 8.81 596424 1900716 13932 00:50:03 4948224 7274600 480428 5.91 106460 2371388 894336 9.74 683720 2146908 460 01:00:01 4994084 7322768 432108 5.31 106584 2373584 869512 9.47 650716 2149220 792 01:10:23 4944300 7306792 447848 5.51 106672 2407076 872324 9.50 652760 2182800 33244 01:20:43 4980908 7345032 409512 5.04 106804 2408540 872628 9.50 653224 2184340 156 01:30:01 4963724 7328540 425976 5.24 106916 2409116 872628 9.50 653180 2185020 256 01:40:23 4937428 7303548 450732 5.54 107012 2410304 881544 9.60 653660 2186312 252 01:50:13 4930032 7311316 442744 5.44 107108 2425168 860520 9.37 640728 2201272 668 02:00:01 4909556 7292692 461340 5.67 107196 2426892 877536 9.56 657712 2203084 244 Average: 5272284 7362132 406933 5.00 92766 2160675 831836 9.06 607386 1936107 4232 00:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:03 ens3 0.49 0.14 0.18 0.11 0.00 0.00 0.00 0.00 00:20:23 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:23 ens3 0.50 0.15 0.16 0.10 0.00 0.00 0.00 0.00 00:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:01 ens3 0.53 0.09 0.15 0.08 0.00 0.00 0.00 0.00 00:40:23 lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 00:40:23 ens3 46.87 32.94 273.72 8.24 0.00 0.00 0.00 0.00 00:50:03 lo 1.14 1.14 0.06 0.06 0.00 0.00 0.00 0.00 00:50:03 ens3 46.94 35.67 358.94 6.95 0.00 0.00 0.00 0.00 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 9.32 7.72 57.16 1.08 0.00 0.00 0.00 0.00 01:10:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:23 ens3 6.08 2.66 39.68 0.35 0.00 0.00 0.00 0.00 01:20:43 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:43 ens3 5.67 2.42 1.45 0.44 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 3.18 1.71 0.42 0.24 0.00 0.00 0.00 0.00 01:40:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:23 ens3 6.16 4.65 40.22 0.75 0.00 0.00 0.00 0.00 01:50:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:13 ens3 15.26 14.60 195.33 1.88 0.00 0.00 0.00 0.00 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 19.03 18.21 227.88 1.47 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 13.33 10.05 99.04 1.81 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-61289) 10/03/26 _x86_64_ (2 CPU) 00:00:02 CPU %user %nice %system %iowait %steal %idle 00:10:03 all 0.26 0.00 0.11 0.01 0.00 99.62 00:10:03 0 0.06 0.00 0.12 0.00 0.00 99.81 00:10:03 1 0.46 0.00 0.09 0.02 0.00 99.43 00:20:23 all 0.67 0.00 0.25 0.02 0.00 99.06 00:20:23 0 0.93 0.00 0.22 0.02 0.00 98.82 00:20:23 1 0.40 0.00 0.29 0.01 0.00 99.30 00:30:01 all 0.30 0.00 0.16 0.01 0.00 99.53 00:30:01 0 0.22 0.00 0.18 0.00 0.00 99.60 00:30:01 1 0.37 0.00 0.13 0.02 0.00 99.47 00:40:23 all 6.14 0.00 1.08 0.57 0.01 92.20 00:40:23 0 6.05 0.00 1.11 0.46 0.01 92.37 00:40:23 1 6.24 0.00 1.06 0.67 0.01 92.02 00:50:03 all 6.36 0.00 1.24 0.27 0.01 92.12 00:50:03 0 8.17 0.00 1.34 0.31 0.01 90.18 00:50:03 1 4.55 0.00 1.14 0.23 0.01 94.06 01:00:01 all 0.87 0.00 0.30 0.02 0.00 98.81 01:00:01 0 0.90 0.00 0.37 0.01 0.00 98.71 01:00:01 1 0.84 0.00 0.24 0.02 0.00 98.90 01:10:23 all 0.71 0.00 0.18 0.03 0.02 99.06 01:10:23 0 0.69 0.00 0.18 0.03 0.02 99.08 01:10:23 1 0.74 0.00 0.17 0.02 0.02 99.05 01:20:43 all 0.54 0.00 0.17 0.04 0.01 99.24 01:20:43 0 0.54 0.00 0.13 0.04 0.00 99.29 01:20:43 1 0.55 0.00 0.22 0.04 0.01 99.19 01:30:01 all 0.53 0.00 0.24 0.01 0.00 99.21 01:30:01 0 0.58 0.00 0.20 0.01 0.00 99.20 01:30:01 1 0.48 0.00 0.28 0.02 0.01 99.22 01:40:23 all 0.69 0.00 0.21 0.02 0.00 99.08 01:40:23 0 0.53 0.00 0.15 0.01 0.00 99.31 01:40:23 1 0.85 0.00 0.26 0.03 0.00 98.86 01:50:13 all 1.71 0.00 0.34 0.01 0.00 97.94 01:50:13 0 1.60 0.00 0.30 0.01 0.00 98.08 01:50:13 1 1.81 0.00 0.37 0.02 0.01 97.79 01:50:13 CPU %user %nice %system %iowait %steal %idle 02:00:01 all 0.83 0.00 0.37 0.01 0.00 98.78 02:00:01 0 0.64 0.00 0.23 0.01 0.00 99.12 02:00:01 1 1.03 0.00 0.52 0.02 0.01 98.43 Average: all 1.64 0.00 0.39 0.09 0.01 97.88 Average: 0 1.75 0.00 0.38 0.08 0.01 97.79 Average: 1 1.54 0.00 0.40 0.10 0.01 97.96