---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-6966 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 806 4924 4 2513 7135 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:0e:4a:26 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.17/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84498sec preferred_lft 84498sec inet6 fe80::f816:3eff:fe0e:4a26/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-6966) 09/11/26 _x86_64_ (2 CPU) 01:04:13 LINUX RESTART (2 CPU) 01:10:26 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:26 1.30 0.01 1.28 0.01 0.07 43.91 0.84 01:30:26 15.63 0.00 1.41 14.22 0.15 29.49 106271.74 Average: 8.46 0.01 1.34 7.12 0.11 36.70 53136.29 01:10:26 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:26 5152496 7384504 381704 4.69 87840 2305384 815428 8.88 601780 2067764 280 01:30:26 5152156 7388180 377888 4.65 88036 2309144 815588 8.88 601772 2071668 264 Average: 5152326 7386342 379796 4.67 87938 2307264 815508 8.88 601776 2069716 272 01:10:26 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:26 ens3 2.04 1.14 0.48 0.32 0.00 0.00 0.00 0.00 01:30:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:26 ens3 1.29 0.54 7.24 0.15 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 1.67 0.84 3.86 0.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-6966) 09/11/26 _x86_64_ (2 CPU) 01:04:13 LINUX RESTART (2 CPU) 01:10:26 CPU %user %nice %system %iowait %steal %idle 01:20:26 all 2.67 0.00 0.19 0.01 0.01 97.13 01:20:26 0 4.72 0.00 0.23 0.01 0.01 95.05 01:20:26 1 0.63 0.00 0.15 0.01 0.00 99.20 01:30:26 all 1.27 0.00 0.28 0.04 0.01 98.40 01:30:26 0 1.13 0.00 0.27 0.01 0.01 98.58 01:30:26 1 1.41 0.00 0.28 0.07 0.01 98.23 Average: all 1.97 0.00 0.23 0.03 0.01 97.76 Average: 0 2.92 0.00 0.25 0.01 0.01 96.81 Average: 1 1.02 0.00 0.22 0.04 0.00 98.72