---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-38022 6.8.0-136-generic #136-Ubuntu SMP PREEMPT_DYNAMIC Wed Jul 1 21:53:05 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 nrip_save 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 8.0G 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 746 5213 4 2274 7195 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:b6:99:29 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.220/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84146sec preferred_lft 84146sec inet6 fe80::f816:3eff:feb6:9929/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-38022) 08/16/26 _x86_64_ (2 CPU) 00:39:28 LINUX RESTART (2 CPU) 00:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:08 26.18 2.60 21.22 2.36 214.80 3444.86 474.82 01:00:00 2.27 0.72 1.51 0.04 95.46 77.10 8.42 01:10:15 1.39 0.00 1.36 0.02 1.03 16.92 50.26 Average: 9.97 1.11 8.05 0.81 103.39 1184.04 178.74 00:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:08 5227236 7406596 361760 4.45 85860 2253824 628244 6.84 576776 2025624 124 01:00:00 4993068 7201560 565688 6.96 86320 2282416 826312 9.00 738880 2044368 596 01:10:15 5177968 7387316 380188 4.67 86504 2283080 628396 6.84 587872 2044896 124 Average: 5132757 7331824 435879 5.36 86228 2273107 694317 7.56 634509 2038296 281 00:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:08 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:50:08 ens3 61.16 42.06 307.20 10.41 0.00 0.00 0.00 0.00 01:00:00 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:00:00 ens3 1.43 0.32 3.44 0.06 0.00 0.00 0.00 0.00 01:10:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:15 ens3 2.96 0.37 0.57 0.23 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 21.94 14.31 104.15 3.58 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-38022) 08/16/26 _x86_64_ (2 CPU) 00:39:28 LINUX RESTART (2 CPU) 00:40:00 CPU %user %nice %system %iowait %steal %idle 00:50:08 all 11.87 0.00 1.92 0.63 0.07 85.52 00:50:08 0 12.05 0.00 1.83 0.29 0.08 85.75 00:50:08 1 11.68 0.00 2.00 0.98 0.05 85.29 01:00:00 all 0.51 0.00 0.26 0.03 0.05 99.15 01:00:00 0 0.64 0.00 0.31 0.04 0.06 98.94 01:00:00 1 0.38 0.00 0.21 0.01 0.04 99.35 01:10:15 all 0.37 0.00 0.13 0.02 0.06 99.42 01:10:15 0 0.26 0.00 0.19 0.03 0.08 99.45 01:10:15 1 0.49 0.00 0.08 0.01 0.04 99.39 Average: all 4.27 0.00 0.77 0.23 0.06 94.67 Average: 0 4.34 0.00 0.78 0.12 0.07 94.69 Average: 1 4.20 0.00 0.77 0.33 0.04 94.66