---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-46787 6.8.0-136-generic #136-Ubuntu SMP PREEMPT_DYNAMIC Wed Jul 1 21:53:05 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 7.9G 30G 21% / 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 766 5123 4 2354 7175 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:47:58:c5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.223/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 6520sec preferred_lft 6520sec inet6 fe80::f816:3eff:fe47:58c5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-46787) 09/03/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:03 1.79 0.01 1.76 0.02 0.81 21.20 0.64 00:20:03 1.93 0.11 1.79 0.04 3.05 25.01 224.61 00:30:01 1.91 0.00 1.88 0.03 0.00 21.17 1.14 00:40:03 1.58 0.00 1.56 0.01 0.00 17.06 1.56 00:50:03 11.56 1.39 9.44 0.73 102.52 1304.71 357.75 Average: 3.75 0.30 3.29 0.16 21.27 277.70 117.08 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:03 6123760 7517304 290600 3.57 54076 1536052 533724 5.81 411704 1360872 388 00:20:03 6150472 7505248 302584 3.72 54248 1497052 531516 5.79 410420 1321828 256 00:30:01 6151300 7506528 301292 3.70 54372 1497376 531568 5.79 410368 1322276 260 00:40:03 6151076 7506772 301048 3.70 54512 1497704 531656 5.79 410500 1322744 220 00:50:03 5419968 7373848 397276 4.89 88744 2030116 653384 7.12 554368 1874844 243056 Average: 5999315 7481940 318560 3.92 61190 1611660 556370 6.06 439472 1440513 48836 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:03 ens3 0.31 0.10 0.11 0.07 0.00 0.00 0.00 0.00 00:20:03 lo 1.07 1.07 0.06 0.06 0.00 0.00 0.00 0.00 00:20:03 ens3 0.25 0.10 0.07 0.04 0.00 0.00 0.00 0.00 00:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:01 ens3 0.60 0.16 0.21 0.13 0.00 0.00 0.00 0.00 00:40:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:40:03 ens3 0.45 0.13 0.16 0.10 0.00 0.00 0.00 0.00 00:50:03 lo 1.11 1.11 0.06 0.06 0.00 0.00 0.00 0.00 00:50:03 ens3 31.79 22.08 204.18 7.12 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 6.67 4.51 40.92 1.49 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-46787) 09/03/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:03 all 0.27 0.00 0.14 0.01 0.00 99.57 00:10:03 0 0.06 0.00 0.16 0.01 0.00 99.77 00:10:03 1 0.48 0.00 0.12 0.01 0.00 99.38 00:20:03 all 0.68 0.00 0.25 0.02 0.00 99.05 00:20:03 0 0.55 0.00 0.28 0.02 0.00 99.15 00:20:03 1 0.81 0.00 0.22 0.02 0.00 98.96 00:30:01 all 0.26 0.00 0.17 0.01 0.00 99.57 00:30:01 0 0.31 0.00 0.15 0.01 0.00 99.53 00:30:01 1 0.20 0.00 0.19 0.01 0.00 99.60 00:40:03 all 0.25 0.00 0.09 0.01 0.00 99.65 00:40:03 0 0.46 0.00 0.07 0.01 0.00 99.45 00:40:03 1 0.05 0.00 0.10 0.01 0.00 99.84 00:50:03 all 5.43 0.00 0.94 0.86 0.01 92.77 00:50:03 0 7.91 0.00 1.13 1.19 0.01 89.76 00:50:03 1 2.97 0.00 0.74 0.53 0.00 95.76 Average: all 1.38 0.00 0.32 0.18 0.00 98.12 Average: 0 1.86 0.00 0.36 0.25 0.00 97.53 Average: 1 0.90 0.00 0.27 0.11 0.00 98.71