---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-64882 6.8.0-146-generic #146-Ubuntu SMP PREEMPT_DYNAMIC Thu Sep 3 16:12:30 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 8.2G 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 841 4963 4 2445 7100 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:53:22:0e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.23/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 36095sec preferred_lft 36095sec inet6 fe80::f816:3eff:fe53:220e/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-64882) 10/14/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:10 1.72 0.01 1.70 0.01 0.80 21.08 426.45 00:20:10 1.98 0.10 1.85 0.03 3.03 24.67 533.57 00:30:01 1.80 0.00 1.78 0.02 0.00 20.85 439.47 00:40:10 1.54 0.00 1.52 0.02 0.00 17.87 0.13 00:50:10 1.64 0.00 1.62 0.02 0.00 18.88 0.13 01:00:01 6.80 1.34 5.30 0.16 95.94 635.28 876.96 Average: 2.57 0.24 2.28 0.04 16.39 121.58 377.19 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:10 5984740 7430412 372392 4.58 76148 1561132 879676 9.58 557992 1342704 316 00:20:10 5989516 7412168 390604 4.80 76296 1537908 877320 9.56 556984 1319412 124 00:30:01 6002376 7425544 377188 4.64 76472 1538236 877528 9.56 557544 1319912 300 00:40:10 6002124 7425772 376964 4.64 76620 1538564 877944 9.56 557524 1320392 204 00:50:10 6009684 7433848 368892 4.54 76804 1538896 878216 9.57 557876 1320908 268 01:00:01 5440856 7246512 532952 6.55 101284 1875936 1014992 11.06 719624 1668968 205544 Average: 5904883 7395709 403165 4.96 80604 1598445 900946 9.81 584591 1382049 34459 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:10 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 00:10:10 ens3 0.29 0.11 0.08 0.06 0.00 0.00 0.00 0.00 00:20:10 lo 1.16 1.16 0.06 0.06 0.00 0.00 0.00 0.00 00:20:10 ens3 0.27 0.08 0.04 0.02 0.00 0.00 0.00 0.00 00:30:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 00:30:01 ens3 0.60 0.16 0.18 0.10 0.00 0.00 0.00 0.00 00:40:10 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 00:40:10 ens3 0.35 0.09 0.10 0.06 0.00 0.00 0.00 0.00 00:50:10 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 00:50:10 ens3 0.32 0.09 0.07 0.04 0.00 0.00 0.00 0.00 01:00:01 lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 01:00:01 ens3 28.09 18.74 139.40 5.25 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 4.92 3.16 22.97 0.91 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-64882) 10/14/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:10 all 0.25 0.00 0.10 0.01 0.00 99.64 00:10:10 0 0.05 0.00 0.11 0.01 0.00 99.83 00:10:10 1 0.45 0.00 0.09 0.01 0.00 99.45 00:20:10 all 0.55 0.00 0.21 0.02 0.00 99.22 00:20:10 0 0.69 0.00 0.20 0.02 0.00 99.08 00:20:10 1 0.41 0.00 0.22 0.02 0.00 99.35 00:30:01 all 0.25 0.00 0.14 0.01 0.00 99.59 00:30:01 0 0.46 0.00 0.11 0.01 0.00 99.43 00:30:01 1 0.05 0.00 0.17 0.02 0.00 99.75 00:40:10 all 0.27 0.00 0.05 0.01 0.00 99.66 00:40:10 0 0.51 0.00 0.03 0.00 0.00 99.46 00:40:10 1 0.04 0.00 0.07 0.02 0.00 99.87 00:50:10 all 0.24 0.00 0.06 0.01 0.00 99.68 00:50:10 0 0.46 0.00 0.03 0.01 0.00 99.50 00:50:10 1 0.03 0.00 0.08 0.02 0.00 99.87 01:00:01 all 2.90 0.00 0.60 0.19 0.00 96.31 01:00:01 0 2.96 0.00 0.61 0.31 0.00 96.12 01:00:01 1 2.84 0.00 0.59 0.06 0.00 96.51 Average: all 0.74 0.00 0.19 0.04 0.00 99.03 Average: 0 0.85 0.00 0.18 0.06 0.00 98.91 Average: 1 0.63 0.00 0.20 0.02 0.00 99.14