---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-41910 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 754 5140 4 2348 7186 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:55:69:66 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.185/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 6113sec preferred_lft 6113sec inet6 fe80::f816:3eff:fe55:6966/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-41910) 08/29/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.72 0.01 1.69 0.02 0.81 20.66 0.59 00:20:03 1.81 0.11 1.65 0.04 3.04 23.93 291.51 00:30:01 1.80 0.00 1.77 0.04 0.00 20.23 1.97 00:40:01 25.21 2.80 20.24 2.17 221.64 2833.02 899.99 Average: 7.64 0.73 6.34 0.57 56.38 724.46 298.74 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 6126436 7519864 288144 3.54 53900 1536144 545768 5.94 417588 1361172 392 00:20:03 6136776 7490872 317096 3.90 54068 1496620 542948 5.91 416028 1321592 284 00:30:01 6139392 7494092 313836 3.86 54212 1497036 543080 5.92 416004 1322060 244 00:40:01 5093144 7368588 386948 4.76 104316 2322896 660148 7.19 572644 2153088 179476 Average: 5873937 7468354 326506 4.01 66624 1713174 572986 6.24 455566 1539478 45099 00:00:01 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 0.40 0.11 0.15 0.09 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 0.47 0.17 0.15 0.09 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 0.62 0.14 0.19 0.11 0.00 0.00 0.00 0.00 00:40:01 lo 1.27 1.27 0.08 0.08 0.00 0.00 0.00 0.00 00:40:01 ens3 42.47 32.86 313.83 8.56 0.00 0.00 0.00 0.00 Average: lo 1.08 1.08 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 10.99 8.32 78.58 2.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-41910) 08/29/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.24 0.00 0.11 0.01 0.00 99.64 00:10:01 0 0.43 0.00 0.10 0.01 0.00 99.46 00:10:01 1 0.05 0.00 0.12 0.01 0.00 99.82 00:20:03 all 0.66 0.00 0.27 0.02 0.00 99.05 00:20:03 0 0.41 0.00 0.24 0.01 0.00 99.34 00:20:03 1 0.92 0.00 0.29 0.02 0.00 98.76 00:30:01 all 0.26 0.00 0.20 0.01 0.00 99.52 00:30:01 0 0.06 0.00 0.22 0.01 0.00 99.70 00:30:01 1 0.46 0.00 0.18 0.01 0.00 99.34 00:40:01 all 10.62 0.00 1.79 0.56 0.01 87.02 00:40:01 0 9.07 0.00 1.61 0.44 0.01 88.87 00:40:01 1 12.17 0.00 1.96 0.68 0.01 85.18 Average: all 2.95 0.00 0.59 0.15 0.00 96.31 Average: 0 2.49 0.00 0.54 0.12 0.00 96.84 Average: 1 3.40 0.00 0.64 0.18 0.00 95.77