---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-8105 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 784 5119 4 2331 7157 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:4f:33:57 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.152/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84871sec preferred_lft 84871sec inet6 fe80::f816:3eff:fe4f:3357/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-8105) 09/14/26 _x86_64_ (2 CPU) 02:38:55 LINUX RESTART (2 CPU) 02:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:02 22.98 1.84 18.98 2.15 170.52 3204.47 894.07 03:00:01 1.49 0.01 1.46 0.03 0.05 66.23 0.71 Average: 12.25 0.93 10.23 1.09 85.39 1637.26 447.93 02:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:02 5144468 7372520 393916 4.84 87524 2301540 853632 9.30 599952 2063152 348 03:00:01 5150852 7393684 372092 4.58 87700 2315992 930936 10.14 602464 2077744 300 Average: 5147660 7383102 383004 4.71 87612 2308766 892284 9.72 601208 2070448 324 02:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:02 lo 1.27 1.27 0.08 0.08 0.00 0.00 0.00 0.00 02:50:02 ens3 107.95 82.80 200.70 14.49 0.00 0.00 0.00 0.00 03:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:01 ens3 86.11 86.71 15.76 6.87 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 97.04 84.75 108.34 10.68 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-8105) 09/14/26 _x86_64_ (2 CPU) 02:38:55 LINUX RESTART (2 CPU) 02:40:02 CPU %user %nice %system %iowait %steal %idle 02:50:02 all 12.30 0.00 2.13 0.40 0.02 85.15 02:50:02 0 9.22 0.00 1.94 0.17 0.02 88.66 02:50:02 1 15.41 0.00 2.33 0.63 0.02 81.62 03:00:01 all 6.36 0.00 1.18 0.01 0.02 92.43 03:00:01 0 7.29 0.00 1.11 0.01 0.02 91.57 03:00:01 1 5.42 0.00 1.25 0.01 0.02 93.29 Average: all 9.34 0.00 1.66 0.20 0.02 88.78 Average: 0 8.26 0.00 1.53 0.09 0.02 90.10 Average: 1 10.42 0.00 1.79 0.32 0.02 87.46