---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-60750 6.8.0-138-generic #138-Ubuntu SMP PREEMPT_DYNAMIC Fri Jul 31 22:41:49 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 8.0G 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 749 5229 4 2256 7192 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:aa:48:03 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.111/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84093sec preferred_lft 84093sec inet6 fe80::f816:3eff:feaa:4803/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-60750) 09/30/26 _x86_64_ (2 CPU) 02:19:43 LINUX RESTART (2 CPU) 02:20:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:30:20 29.46 5.62 21.49 2.36 577.79 3663.56 1262.39 02:40:09 1.20 0.01 1.18 0.02 0.05 15.02 1.96 02:50:20 15.24 0.01 1.28 13.96 0.25 15.90 104502.67 Average: 15.51 1.91 8.10 5.50 196.18 1253.50 35566.85 02:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:20 5195296 7389456 376932 4.63 87332 2267856 629084 6.85 575612 2039488 196 02:40:09 5193676 7388380 377784 4.65 87524 2268208 629152 6.85 575920 2040036 132 02:50:20 5182228 7377540 388556 4.78 87704 2268636 630480 6.87 576204 2040616 136 Average: 5190400 7385125 381091 4.69 87520 2268233 629572 6.86 575912 2040047 155 02:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:30:20 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 02:30:20 ens3 79.48 53.08 351.82 12.87 0.00 0.00 0.00 0.00 02:40:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:09 ens3 0.76 0.16 0.13 0.06 0.00 0.00 0.00 0.00 02:50:20 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:50:20 ens3 1.44 0.27 11.93 0.08 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 27.71 18.15 123.45 4.41 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-60750) 09/30/26 _x86_64_ (2 CPU) 02:19:43 LINUX RESTART (2 CPU) 02:20:02 CPU %user %nice %system %iowait %steal %idle 02:30:20 all 11.78 0.00 2.22 0.74 0.02 85.24 02:30:20 0 10.56 0.00 2.09 0.29 0.02 87.05 02:30:20 1 13.00 0.00 2.35 1.19 0.02 83.44 02:40:09 all 0.40 0.00 0.15 0.01 0.01 99.44 02:40:09 0 0.45 0.00 0.11 0.00 0.00 99.43 02:40:09 1 0.35 0.00 0.18 0.01 0.01 99.45 02:50:20 all 0.42 0.00 0.16 0.04 0.01 99.37 02:50:20 0 0.50 0.00 0.12 0.07 0.00 99.30 02:50:20 1 0.33 0.00 0.20 0.02 0.01 99.44 Average: all 4.27 0.00 0.86 0.27 0.01 94.59 Average: 0 3.90 0.00 0.79 0.12 0.01 95.18 Average: 1 4.65 0.00 0.93 0.42 0.01 94.00