---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-65834 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 828 5052 4 2360 7113 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:e8:df:b6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.191/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84106sec preferred_lft 84106sec inet6 fe80::f816:3eff:fee8:dfb6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-65834) 10/19/26 _x86_64_ (2 CPU) 23:05:03 LINUX RESTART (2 CPU) 23:10:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:20:28 4.37 0.04 4.12 0.21 2.15 684.32 45.69 23:30:08 1.65 0.00 1.62 0.03 0.00 20.91 0.41 23:40:08 16.60 0.32 1.79 14.50 42.77 109.10 105782.17 Average: 7.57 0.12 2.54 4.91 14.99 279.04 35256.05 23:10:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:20:28 5082300 7341536 418412 5.14 113356 2300920 772208 8.41 656244 2088692 144 23:30:08 5073556 7333284 426584 5.25 113504 2301276 772352 8.41 656336 2089192 168 23:40:08 5009504 7308792 450664 5.54 113780 2340524 976044 10.63 674856 2118452 224 Average: 5055120 7327871 431887 5.31 113547 2314240 840201 9.15 662479 2098779 179 23:10:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:20:28 lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 23:20:28 ens3 18.77 12.95 4.18 3.49 0.00 0.00 0.00 0.00 23:30:08 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 23:30:08 ens3 0.57 0.21 0.07 0.03 0.00 0.00 0.00 0.00 23:40:08 lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 23:40:08 ens3 0.91 0.38 3.41 0.06 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 6.96 4.66 2.60 1.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-65834) 10/19/26 _x86_64_ (2 CPU) 23:05:03 LINUX RESTART (2 CPU) 23:10:07 CPU %user %nice %system %iowait %steal %idle 23:20:28 all 1.25 0.00 0.36 0.04 0.01 98.35 23:20:28 0 1.65 0.00 0.37 0.04 0.01 97.93 23:20:28 1 0.85 0.00 0.36 0.03 0.00 98.76 23:30:08 all 0.40 0.00 0.23 0.02 0.01 99.34 23:30:08 0 0.28 0.00 0.30 0.01 0.01 99.41 23:30:08 1 0.53 0.00 0.17 0.02 0.00 99.28 23:40:08 all 0.51 0.00 0.20 0.06 0.00 99.22 23:40:08 0 0.57 0.00 0.26 0.08 0.01 99.09 23:40:08 1 0.45 0.00 0.13 0.05 0.00 99.36 Average: all 0.73 0.00 0.27 0.04 0.01 98.96 Average: 0 0.85 0.00 0.31 0.04 0.01 98.79 Average: 1 0.61 0.00 0.22 0.04 0.00 99.13