---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-64886 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: 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 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 867 4926 4 2455 7074 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:31:91:54 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.7/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 35811sec preferred_lft 35811sec inet6 fe80::f816:3eff:fe31:9154/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-64886) 10/14/26 _x86_64_ (2 CPU) 00:00:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:17 2.02 0.01 1.99 0.01 0.81 23.49 0.39 00:20:01 2.12 0.11 1.99 0.03 3.11 25.86 315.02 00:30:17 2.05 0.00 2.03 0.02 0.00 23.19 0.36 00:40:17 1.85 0.00 1.83 0.02 0.00 20.28 0.13 00:50:01 1.81 0.00 1.81 0.00 0.00 19.90 0.01 01:00:03 6.77 1.29 5.36 0.12 93.82 592.29 5.49 01:10:14 24.02 1.49 19.60 2.93 122.69 3188.94 3451.95 Average: 5.87 0.42 5.00 0.46 31.87 565.46 547.53 00:00:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:17 5990240 7431096 371556 4.57 75832 1556924 866488 9.44 561680 1337912 328 00:20:01 5990260 7408120 394432 4.85 76000 1533692 865004 9.42 560852 1314632 244 00:30:17 5995552 7413932 388584 4.78 76176 1534024 865140 9.42 561504 1315140 212 00:40:17 5995552 7414424 388092 4.77 76336 1534356 865496 9.43 561456 1315632 212 00:50:01 6003392 7422720 379792 4.67 76464 1534688 865768 9.43 561676 1316088 272 01:00:03 5578488 7332452 447420 5.50 101656 1824824 924052 10.06 646396 1617896 166208 01:10:14 5151968 7339108 419288 5.16 128504 2213232 898756 9.79 655672 2001328 20512 Average: 5815065 7394550 398452 4.90 87281 1675963 878672 9.57 587034 1459804 26855 00:00:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:17 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 00:10:17 ens3 0.30 0.11 0.08 0.06 0.00 0.00 0.00 0.00 00:20:01 lo 1.16 1.16 0.06 0.06 0.00 0.00 0.00 0.00 00:20:01 ens3 0.26 0.08 0.04 0.02 0.00 0.00 0.00 0.00 00:30:17 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 00:30:17 ens3 0.58 0.16 0.18 0.10 0.00 0.00 0.00 0.00 00:40:17 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 00:40:17 ens3 0.36 0.10 0.09 0.06 0.00 0.00 0.00 0.00 00:50:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 00:50:01 ens3 0.32 0.08 0.07 0.04 0.00 0.00 0.00 0.00 01:00:03 lo 1.16 1.16 0.06 0.06 0.00 0.00 0.00 0.00 01:00:03 ens3 28.70 19.76 137.03 5.19 0.00 0.00 0.00 0.00 01:10:14 lo 1.36 1.36 0.08 0.08 0.00 0.00 0.00 0.00 01:10:14 ens3 96.95 68.33 230.27 17.56 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 18.50 12.86 53.26 3.34 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-64886) 10/14/26 _x86_64_ (2 CPU) 00:00:17 CPU %user %nice %system %iowait %steal %idle 00:10:17 all 0.25 0.00 0.12 0.01 0.00 99.62 00:10:17 0 0.43 0.00 0.08 0.01 0.00 99.48 00:10:17 1 0.07 0.00 0.16 0.01 0.00 99.76 00:20:01 all 0.58 0.00 0.25 0.01 0.00 99.15 00:20:01 0 0.38 0.00 0.25 0.02 0.00 99.35 00:20:01 1 0.78 0.00 0.24 0.01 0.00 98.96 00:30:17 all 0.28 0.00 0.18 0.01 0.00 99.53 00:30:17 0 0.28 0.00 0.18 0.02 0.00 99.52 00:30:17 1 0.27 0.00 0.18 0.00 0.00 99.55 00:40:17 all 0.26 0.00 0.09 0.01 0.00 99.64 00:40:17 0 0.48 0.00 0.06 0.01 0.00 99.45 00:40:17 1 0.04 0.00 0.12 0.01 0.00 99.83 00:50:01 all 0.25 0.00 0.08 0.01 0.00 99.66 00:50:01 0 0.45 0.00 0.05 0.01 0.00 99.48 00:50:01 1 0.05 0.00 0.10 0.01 0.00 99.84 01:00:03 all 2.99 0.00 0.62 0.17 0.00 96.22 01:00:03 0 2.46 0.00 0.53 0.15 0.00 96.87 01:00:03 1 3.52 0.00 0.72 0.20 0.01 95.56 01:10:14 all 14.83 0.00 2.14 0.43 0.03 82.57 01:10:14 0 13.49 0.00 1.96 0.33 0.04 84.18 01:10:14 1 16.16 0.00 2.32 0.53 0.02 80.96 Average: all 2.81 0.00 0.50 0.09 0.01 96.58 Average: 0 2.60 0.00 0.45 0.08 0.01 96.86 Average: 1 3.02 0.00 0.55 0.11 0.01 96.30