---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-64644 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 8.1G 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 858 5060 4 2322 7083 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:90:14:4e 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 84190sec preferred_lft 84190sec inet6 fe80::f816:3eff:fe90:144e/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-64644) 10/13/26 _x86_64_ (2 CPU) 00:58:28 LINUX RESTART (2 CPU) 01:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:10:03 18.93 1.50 15.56 1.87 126.24 2646.84 635.79 01:20:03 1.45 0.01 1.43 0.01 0.07 18.35 0.05 01:30:01 1.54 0.00 1.53 0.02 0.00 19.62 0.25 Average: 7.32 0.50 6.19 0.63 42.22 897.29 212.60 01:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:10:03 5069732 7328244 431920 5.31 113320 2300556 774036 8.43 658016 2088036 176 01:20:03 5071664 7330692 429220 5.28 113480 2300916 774120 8.43 658412 2088552 228 01:30:01 5054332 7313860 446012 5.48 113628 2301264 774276 8.43 658260 2089052 176 Average: 5065243 7324265 435717 5.36 113476 2300912 774144 8.43 658229 2088547 193 01:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:10:03 lo 1.31 1.31 0.08 0.08 0.00 0.00 0.00 0.00 01:10:03 ens3 41.20 25.37 150.62 6.02 0.00 0.00 0.00 0.00 01:20:03 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:20:03 ens3 2.78 0.49 0.61 0.29 0.00 0.00 0.00 0.00 01:30:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:30:01 ens3 1.69 0.32 0.23 0.06 0.00 0.00 0.00 0.00 Average: lo 1.17 1.17 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 15.26 8.75 50.62 2.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-64644) 10/13/26 _x86_64_ (2 CPU) 00:58:28 LINUX RESTART (2 CPU) 01:00:01 CPU %user %nice %system %iowait %steal %idle 01:10:03 all 7.45 0.00 1.32 0.51 0.01 90.70 01:10:03 0 9.47 0.00 1.42 0.35 0.01 88.74 01:10:03 1 5.44 0.00 1.22 0.67 0.01 92.66 01:20:03 all 0.39 0.00 0.15 0.01 0.01 99.44 01:20:03 0 0.32 0.00 0.18 0.02 0.01 99.47 01:20:03 1 0.46 0.00 0.12 0.01 0.00 99.40 01:30:01 all 0.40 0.00 0.25 0.01 0.01 99.34 01:30:01 0 0.26 0.00 0.29 0.01 0.01 99.43 01:30:01 1 0.53 0.00 0.21 0.01 0.00 99.25 Average: all 2.75 0.00 0.58 0.18 0.01 96.48 Average: 0 3.36 0.00 0.63 0.13 0.01 95.87 Average: 1 2.15 0.00 0.52 0.23 0.01 97.09