---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-47347 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: 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 8.0G 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 767 5110 4 2365 7174 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:bd:6a:72 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.207/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 5949sec preferred_lft 5949sec inet6 fe80::f816:3eff:febd:6a72/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-47347) 09/05/26 _x86_64_ (2 CPU) 00:00:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.64 0.02 1.61 0.01 0.83 19.87 433.85 00:20:15 1.67 0.10 1.53 0.04 2.98 22.60 478.31 00:30:25 1.73 0.00 1.70 0.02 0.00 19.37 649.06 00:40:01 11.46 1.41 9.51 0.54 102.43 1503.17 228.40 Average: 4.04 0.37 3.52 0.15 25.70 378.50 450.73 00:00:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 6089520 7499516 308568 3.79 54184 1552784 735716 8.01 471028 1322136 244 00:20:15 6130348 7500964 307004 3.78 54328 1513228 733136 7.99 469748 1282508 248 00:30:25 6137184 7508392 299424 3.68 54452 1513684 733200 7.99 469920 1282960 264 00:40:01 5559092 7353624 427832 5.26 84124 1884780 862440 9.39 624204 1670228 32876 Average: 5979036 7465624 335707 4.13 61772 1616119 766123 8.34 508725 1389458 8408 00:00:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:01 ens3 0.42 0.11 0.14 0.08 0.00 0.00 0.00 0.00 00:20:15 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:15 ens3 0.38 0.10 0.10 0.05 0.00 0.00 0.00 0.00 00:30:25 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:25 ens3 0.66 0.14 0.18 0.10 0.00 0.00 0.00 0.00 00:40:01 lo 1.08 1.08 0.06 0.06 0.00 0.00 0.00 0.00 00:40:01 ens3 30.84 22.22 179.07 5.89 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 7.81 5.45 43.33 1.48 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-47347) 09/05/26 _x86_64_ (2 CPU) 00:00:15 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.28 0.00 0.12 0.01 0.00 99.59 00:10:01 0 0.41 0.00 0.09 0.01 0.00 99.49 00:10:01 1 0.14 0.00 0.15 0.01 0.00 99.70 00:20:15 all 0.63 0.00 0.25 0.01 0.00 99.10 00:20:15 0 0.52 0.00 0.29 0.01 0.00 99.18 00:20:15 1 0.75 0.00 0.21 0.02 0.00 99.02 00:30:25 all 0.27 0.00 0.19 0.01 0.00 99.53 00:30:25 0 0.08 0.00 0.20 0.01 0.00 99.70 00:30:25 1 0.46 0.00 0.17 0.01 0.00 99.36 00:40:01 all 4.21 0.00 0.79 0.26 0.00 94.73 00:40:01 0 3.63 0.00 0.76 0.17 0.01 95.44 00:40:01 1 4.78 0.00 0.82 0.36 0.00 94.03 Average: all 1.32 0.00 0.33 0.07 0.00 98.28 Average: 0 1.13 0.00 0.33 0.05 0.00 98.48 Average: 1 1.50 0.00 0.33 0.10 0.00 98.07