---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-65310 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 897 4903 4 2448 7044 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:03:72:fd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.55/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 828sec preferred_lft 828sec inet6 fe80::f816:3eff:fe03:72fd/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-65310) 10/17/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:18 2.08 0.01 2.05 0.01 0.79 23.82 420.85 00:20:18 2.19 0.10 2.05 0.03 3.02 27.41 638.78 00:30:01 2.17 0.00 2.14 0.03 0.00 23.44 445.26 00:40:19 1.84 0.00 1.83 0.02 0.00 19.72 0.13 00:50:19 1.94 0.00 1.92 0.02 0.00 20.50 0.13 01:00:00 12.39 1.37 10.43 0.59 97.91 1364.46 874.52 Average: 3.71 0.24 3.36 0.11 16.44 239.42 391.97 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:18 5948200 7419144 382740 4.71 83692 1578552 887408 9.67 575232 1365404 336 00:20:18 5982476 7412052 389740 4.79 83844 1536980 885740 9.65 574188 1323640 340 00:30:01 5983228 7413300 388388 4.78 84000 1537312 885740 9.65 574172 1324128 240 00:40:19 5984612 7415184 386540 4.75 84136 1537676 885908 9.65 574040 1324628 384 00:50:19 5984612 7415680 386068 4.75 84300 1538012 885908 9.65 574100 1325124 352 01:00:00 5247136 7248140 516804 6.35 117080 2043540 937084 10.21 654708 1849744 211188 Average: 5855044 7387250 408380 5.02 89509 1628679 894631 9.74 587740 1418778 35473 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:18 lo 1.12 1.12 0.06 0.06 0.00 0.00 0.00 0.00 00:10:18 ens3 0.20 0.11 0.08 0.05 0.00 0.00 0.00 0.00 00:20:18 lo 1.16 1.16 0.06 0.06 0.00 0.00 0.00 0.00 00:20:18 ens3 0.17 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 0.45 0.13 0.15 0.08 0.00 0.00 0.00 0.00 00:40:19 lo 1.11 1.11 0.06 0.06 0.00 0.00 0.00 0.00 00:40:19 ens3 0.34 0.15 0.13 0.09 0.00 0.00 0.00 0.00 00:50:19 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 00:50:19 ens3 0.19 0.08 0.06 0.04 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 39.09 27.99 207.76 6.89 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 6.53 4.61 33.60 1.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-65310) 10/17/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:18 all 0.26 0.00 0.11 0.01 0.00 99.62 00:10:18 0 0.46 0.00 0.09 0.00 0.00 99.44 00:10:18 1 0.06 0.00 0.13 0.02 0.00 99.79 00:20:18 all 0.65 0.00 0.22 0.02 0.00 99.11 00:20:18 0 0.81 0.00 0.22 0.02 0.00 98.94 00:20:18 1 0.48 0.00 0.22 0.01 0.00 99.28 00:30:01 all 0.28 0.00 0.16 0.01 0.00 99.54 00:30:01 0 0.32 0.00 0.16 0.02 0.00 99.51 00:30:01 1 0.25 0.00 0.17 0.01 0.00 99.57 00:40:19 all 0.27 0.00 0.06 0.01 0.00 99.66 00:40:19 0 0.15 0.00 0.08 0.00 0.00 99.77 00:40:19 1 0.38 0.00 0.05 0.02 0.00 99.55 00:50:19 all 0.25 0.00 0.07 0.01 0.00 99.67 00:50:19 0 0.05 0.00 0.09 0.01 0.00 99.85 00:50:19 1 0.45 0.00 0.05 0.02 0.00 99.48 01:00:00 all 4.77 0.01 0.91 0.29 0.02 94.00 01:00:00 0 0.97 0.02 0.70 0.04 0.02 98.25 01:00:00 1 8.58 0.00 1.13 0.53 0.01 89.75 Average: all 1.06 0.00 0.25 0.06 0.01 98.63 Average: 0 0.46 0.00 0.22 0.02 0.01 99.30 Average: 1 1.65 0.00 0.29 0.10 0.00 97.95