---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-63235 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 8.3G 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 864 4886 4 2491 7077 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:5e:b1:c0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.171/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83818sec preferred_lft 83818sec inet6 fe80::f816:3eff:fe5e:b1c0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-63235) 10/10/26 _x86_64_ (2 CPU) 01:17:48 LINUX RESTART (2 CPU) 01:20:28 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:30:48 25.65 1.20 9.16 15.29 106.30 1169.59 103244.46 01:40:28 2.19 0.33 1.85 0.01 44.15 164.10 0.21 01:50:28 1.52 0.00 1.52 0.00 0.00 113.40 0.00 02:00:12 5.58 0.09 4.45 1.04 6.84 498.04 2364.15 Average: 8.95 0.42 4.30 4.23 40.06 494.65 27430.01 01:20:28 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:30:48 5055700 7324372 436248 5.36 113128 2310780 840368 9.15 671540 2097376 820 01:40:28 4973084 7295744 463732 5.70 113436 2364060 1027004 11.19 691020 2140892 312 01:50:28 4955792 7307836 451112 5.55 113564 2392900 1025432 11.17 697792 2169740 224 02:00:12 5076948 7311736 455980 5.61 115580 2281632 948124 10.33 692424 2058744 9592 Average: 5015381 7309922 451768 5.56 113927 2337343 960232 10.46 688194 2116688 2737 01:20:28 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:30:48 lo 1.24 1.24 0.07 0.07 0.00 0.00 0.00 0.00 01:30:48 ens3 68.17 51.23 53.99 12.05 0.00 0.00 0.00 0.00 01:40:28 lo 1.14 1.14 0.06 0.06 0.00 0.00 0.00 0.00 01:40:28 ens3 21.78 21.51 10.45 2.31 0.00 0.00 0.00 0.00 01:50:28 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:50:28 ens3 63.42 55.46 38.19 5.46 0.00 0.00 0.00 0.00 02:00:12 lo 1.16 1.16 0.06 0.06 0.00 0.00 0.00 0.00 02:00:12 ens3 36.44 30.22 26.35 18.31 0.00 0.00 0.00 0.00 Average: lo 1.16 1.16 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 47.92 39.92 32.65 9.55 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-63235) 10/10/26 _x86_64_ (2 CPU) 01:17:48 LINUX RESTART (2 CPU) 01:20:28 CPU %user %nice %system %iowait %steal %idle 01:30:48 all 8.17 0.00 1.37 0.22 0.01 90.22 01:30:48 0 6.50 0.00 1.40 0.37 0.01 91.73 01:30:48 1 9.85 0.00 1.35 0.07 0.01 88.72 01:40:28 all 3.71 0.00 0.53 0.03 0.00 95.72 01:40:28 0 3.06 0.00 0.49 0.02 0.00 96.43 01:40:28 1 4.37 0.00 0.58 0.04 0.01 95.01 01:50:28 all 5.02 0.00 0.82 0.02 0.01 94.14 01:50:28 0 6.86 0.00 0.91 0.01 0.01 92.21 01:50:28 1 3.22 0.00 0.72 0.02 0.01 96.03 02:00:12 all 7.93 0.00 1.02 0.09 0.01 90.95 02:00:12 0 8.07 0.00 0.99 0.04 0.01 90.89 02:00:12 1 7.80 0.00 1.06 0.13 0.01 91.01 Average: all 6.24 0.00 0.94 0.09 0.01 92.72 Average: 0 6.13 0.00 0.95 0.11 0.01 92.79 Average: 1 6.34 0.00 0.93 0.06 0.01 92.65