---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-47333 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 761 5113 4 2368 7180 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:ce:71:68 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.101/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 49141sec preferred_lft 49141sec inet6 fe80::f816:3eff:fece:7168/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-47333) 09/05/26 _x86_64_ (2 CPU) 00:00:35 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:35 1.59 0.02 1.56 0.01 0.81 19.48 0.33 00:20:01 1.67 0.11 1.52 0.04 3.24 22.59 314.81 00:30:35 1.58 0.00 1.56 0.02 0.00 18.26 0.76 00:40:09 11.56 1.40 9.59 0.56 102.72 1569.92 289.60 Average: 4.02 0.37 3.49 0.15 25.82 394.84 145.38 00:00:35 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:35 6099176 7513424 294824 3.63 54132 1556836 733364 7.99 470708 1326492 168 00:20:01 6130532 7505268 302876 3.72 54276 1517168 730560 7.96 469428 1286752 312 00:30:35 6138820 7514012 294016 3.62 54384 1517500 730688 7.96 469716 1287192 180 00:40:09 5418040 7338952 432916 5.32 88308 1998232 760648 8.28 525892 1788372 167064 Average: 5946642 7467914 331158 4.07 62775 1647434 738815 8.05 483936 1422202 41931 00:00:35 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:35 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:35 ens3 0.40 0.11 0.13 0.08 0.00 0.00 0.00 0.00 00:20:01 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:01 ens3 0.39 0.11 0.10 0.06 0.00 0.00 0.00 0.00 00:30:35 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:35 ens3 0.64 0.16 0.20 0.11 0.00 0.00 0.00 0.00 00:40:09 lo 1.09 1.09 0.06 0.06 0.00 0.00 0.00 0.00 00:40:09 ens3 29.69 22.16 179.65 7.37 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 7.55 5.46 43.56 1.85 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-47333) 09/05/26 _x86_64_ (2 CPU) 00:00:35 CPU %user %nice %system %iowait %steal %idle 00:10:35 all 0.27 0.00 0.11 0.01 0.00 99.60 00:10:35 0 0.48 0.00 0.09 0.01 0.00 99.41 00:10:35 1 0.06 0.00 0.13 0.01 0.00 99.79 00:20:01 all 0.65 0.00 0.24 0.02 0.00 99.09 00:20:01 0 0.48 0.00 0.24 0.01 0.00 99.26 00:20:01 1 0.83 0.00 0.23 0.02 0.00 98.92 00:30:35 all 0.28 0.00 0.17 0.01 0.01 99.54 00:30:35 0 0.07 0.00 0.20 0.02 0.01 99.71 00:30:35 1 0.48 0.00 0.14 0.00 0.01 99.37 00:40:09 all 4.77 0.00 0.85 0.27 0.00 94.10 00:40:09 0 5.38 0.00 0.81 0.31 0.01 93.50 00:40:09 1 4.17 0.00 0.89 0.24 0.00 94.70 Average: all 1.45 0.00 0.34 0.08 0.00 98.13 Average: 0 1.55 0.00 0.33 0.09 0.00 98.03 Average: 1 1.35 0.00 0.34 0.06 0.00 98.24