---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-61275 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 8.2G 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 786 4956 4 2500 7155 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:1a:8d:88 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.0/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83761sec preferred_lft 83761sec inet6 fe80::f816:3eff:fe1a:8d88/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-61275) 10/02/26 _x86_64_ (2 CPU) 01:16:57 LINUX RESTART (2 CPU) 01:20:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:30:01 12.48 1.25 9.88 1.35 110.12 1177.22 1119.80 01:40:07 1.41 0.01 1.40 0.00 0.05 20.26 0.03 01:50:07 1.28 0.00 1.28 0.00 0.00 17.77 0.00 02:00:07 5.02 0.09 4.14 0.79 6.53 221.35 250.98 Average: 5.02 0.33 4.15 0.53 28.89 356.14 339.78 01:20:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:30:01 5149308 7382496 383088 4.71 87636 2305856 813404 8.86 597392 2068228 160 01:40:07 5158260 7392780 372608 4.58 87796 2307004 814428 8.87 598572 2069564 172 01:50:07 5160036 7395540 369852 4.55 87928 2307860 815452 8.88 598736 2070552 132 02:00:07 5134852 7379152 386304 4.75 90060 2314688 826256 9.00 618540 2077812 12556 Average: 5150614 7387492 377963 4.65 88355 2308852 817385 8.90 603310 2071539 3255 01:20:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:30:01 lo 1.16 1.16 0.07 0.07 0.00 0.00 0.00 0.00 01:30:01 ens3 7.70 5.72 42.00 1.57 0.00 0.00 0.00 0.00 01:40:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:07 ens3 0.99 0.29 0.23 0.14 0.00 0.00 0.00 0.00 01:50:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:07 ens3 0.85 0.33 0.16 0.11 0.00 0.00 0.00 0.00 02:00:07 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 02:00:07 ens3 5.96 4.37 8.39 4.29 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 3.86 2.66 12.58 1.52 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-61275) 10/02/26 _x86_64_ (2 CPU) 01:16:57 LINUX RESTART (2 CPU) 01:20:07 CPU %user %nice %system %iowait %steal %idle 01:30:01 all 5.90 0.00 1.08 0.24 0.01 92.77 01:30:01 0 2.46 0.00 0.92 0.31 0.00 96.31 01:30:01 1 9.35 0.00 1.25 0.17 0.01 89.22 01:40:07 all 0.75 0.00 0.14 0.01 0.00 99.09 01:40:07 0 0.58 0.00 0.12 0.01 0.00 99.28 01:40:07 1 0.92 0.00 0.16 0.01 0.00 98.90 01:50:07 all 0.64 0.00 0.12 0.01 0.01 99.22 01:50:07 0 0.62 0.00 0.14 0.00 0.01 99.24 01:50:07 1 0.65 0.00 0.11 0.02 0.01 99.21 02:00:07 all 3.38 0.00 0.52 0.10 0.00 96.01 02:00:07 0 3.32 0.00 0.53 0.15 0.01 95.99 02:00:07 1 3.44 0.00 0.50 0.04 0.00 96.02 Average: all 2.65 0.00 0.46 0.09 0.00 96.79 Average: 0 1.74 0.00 0.43 0.12 0.00 97.71 Average: 1 3.57 0.00 0.50 0.06 0.01 95.86