---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-65311 6.8.0-146-generic #146-Ubuntu SMP PREEMPT_DYNAMIC Thu Sep 3 16:12:30 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 8.2G 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 860 4935 4 2454 7081 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:d0:94:3d 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 82969sec preferred_lft 82969sec inet6 fe80::f816:3eff:fed0:943d/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-65311) 10/17/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 2.09 0.01 2.06 0.01 0.81 24.00 0.36 00:20:10 2.06 0.10 1.92 0.03 2.98 26.33 359.42 00:30:01 2.03 0.00 1.99 0.04 0.00 22.18 0.39 00:40:01 1.79 0.00 1.77 0.02 0.00 19.33 0.13 00:50:12 1.84 0.00 1.82 0.02 0.00 19.66 0.13 01:00:00 11.93 1.32 10.06 0.55 96.15 1328.17 192.65 01:10:02 17.91 1.47 14.55 1.89 123.26 2307.67 1170.69 01:20:23 3.91 0.04 3.23 0.64 1.07 112.82 2546.63 Average: 5.42 0.36 4.65 0.40 27.72 478.33 543.18 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 5958500 7428932 372840 4.58 84156 1577540 875384 9.53 563644 1366088 240 00:20:10 5994524 7423652 378000 4.65 84296 1536040 872328 9.50 562220 1324376 388 00:30:01 5994816 7424392 377252 4.64 84428 1536332 872328 9.50 562052 1324808 276 00:40:01 5994816 7424844 376836 4.63 84556 1536664 872328 9.50 562040 1325268 124 00:50:12 5994816 7425360 376320 4.63 84708 1537028 872544 9.50 562120 1325784 368 01:00:00 5260652 7260496 504444 6.20 117240 2042316 897336 9.77 619180 1849928 208856 01:10:02 4886736 7272100 480696 5.91 133988 2393024 985244 10.73 709748 2185684 304 01:20:23 5107204 7293092 464852 5.72 134856 2205300 970384 10.57 719408 1998656 26576 Average: 5649008 7369108 416405 5.12 101028 1795530 902234 9.83 607552 1587574 29642 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 00:10:01 ens3 0.20 0.10 0.08 0.06 0.00 0.00 0.00 0.00 00:20:10 lo 1.18 1.18 0.06 0.06 0.00 0.00 0.00 0.00 00:20:10 ens3 0.18 0.09 0.07 0.04 0.00 0.00 0.00 0.00 00:30:01 lo 1.08 1.08 0.05 0.05 0.00 0.00 0.00 0.00 00:30:01 ens3 0.44 0.12 0.14 0.08 0.00 0.00 0.00 0.00 00:40:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 00:40:01 ens3 0.33 0.13 0.13 0.09 0.00 0.00 0.00 0.00 00:50:12 lo 1.11 1.11 0.06 0.06 0.00 0.00 0.00 0.00 00:50:12 ens3 0.19 0.08 0.06 0.03 0.00 0.00 0.00 0.00 01:00:00 lo 1.17 1.17 0.06 0.06 0.00 0.00 0.00 0.00 01:00:00 ens3 38.97 27.78 204.84 6.81 0.00 0.00 0.00 0.00 01:10:02 lo 1.31 1.31 0.08 0.08 0.00 0.00 0.00 0.00 01:10:02 ens3 46.95 32.53 174.33 6.91 0.00 0.00 0.00 0.00 01:20:23 lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 01:20:23 ens3 16.09 12.03 100.55 3.90 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 12.85 9.06 59.76 2.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-65311) 10/17/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.27 0.00 0.11 0.01 0.00 99.61 00:10:01 0 0.48 0.00 0.07 0.01 0.00 99.44 00:10:01 1 0.06 0.00 0.14 0.02 0.00 99.77 00:20:10 all 0.68 0.00 0.24 0.02 0.00 99.07 00:20:10 0 0.80 0.00 0.21 0.01 0.00 98.98 00:20:10 1 0.56 0.00 0.27 0.02 0.00 99.15 00:30:01 all 0.26 0.00 0.16 0.01 0.00 99.56 00:30:01 0 0.16 0.00 0.16 0.01 0.00 99.67 00:30:01 1 0.37 0.00 0.17 0.01 0.00 99.45 00:40:01 all 0.25 0.00 0.07 0.01 0.00 99.67 00:40:01 0 0.46 0.00 0.06 0.01 0.00 99.48 00:40:01 1 0.04 0.00 0.08 0.02 0.00 99.86 00:50:12 all 0.26 0.00 0.08 0.01 0.00 99.65 00:50:12 0 0.07 0.00 0.09 0.02 0.00 99.82 00:50:12 1 0.45 0.00 0.07 0.01 0.00 99.47 01:00:00 all 4.69 0.00 0.91 0.28 0.01 94.11 01:00:00 0 7.36 0.00 1.06 0.51 0.01 91.06 01:00:00 1 2.02 0.00 0.75 0.05 0.01 97.17 01:10:02 all 7.79 0.00 1.35 0.30 0.01 90.54 01:10:02 0 6.83 0.00 1.30 0.31 0.01 91.55 01:10:02 1 8.76 0.00 1.40 0.29 0.01 89.54 01:20:23 all 2.39 0.00 0.41 0.06 0.01 97.14 01:20:23 0 1.12 0.00 0.38 0.09 0.01 98.41 01:20:23 1 3.66 0.00 0.43 0.03 0.01 95.87 Average: all 2.07 0.00 0.41 0.09 0.00 97.43 Average: 0 2.14 0.00 0.41 0.12 0.00 97.32 Average: 1 1.99 0.00 0.41 0.06 0.00 97.53