---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-41837 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 757 5213 4 2265 7184 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:f3:7c:b2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.134/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83691sec preferred_lft 83691sec inet6 fe80::f816:3eff:fef3:7cb2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-41837) 08/28/26 _x86_64_ (2 CPU) 00:44:10 LINUX RESTART (2 CPU) 00:50:38 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:48 27.00 3.64 21.03 2.33 318.53 3476.56 880.08 01:10:28 1.29 0.00 1.27 0.02 0.00 15.54 1.61 01:20:28 1.30 0.00 1.28 0.02 0.01 15.92 1.73 Average: 10.05 1.24 8.01 0.80 108.55 1195.12 301.02 00:50:38 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:48 5203412 7402176 363756 4.47 87100 2272648 823080 8.96 537664 2089492 124 01:10:28 5202164 7401440 364560 4.48 87268 2273000 823180 8.97 537724 2090012 124 01:20:28 5199648 7399436 366552 4.51 87424 2273356 823324 8.97 538100 2090524 124 Average: 5201741 7401017 364956 4.49 87264 2273001 823195 8.97 537829 2090009 124 00:50:38 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:48 lo 1.33 1.33 0.08 0.08 0.00 0.00 0.00 0.00 01:00:48 ens3 59.92 44.30 316.32 11.29 0.00 0.00 0.00 0.00 01:10:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:28 ens3 3.71 0.25 0.39 0.09 0.00 0.00 0.00 0.00 01:20:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:28 ens3 0.64 0.22 0.17 0.10 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 21.84 15.25 107.98 3.91 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-41837) 08/28/26 _x86_64_ (2 CPU) 00:44:10 LINUX RESTART (2 CPU) 00:50:38 CPU %user %nice %system %iowait %steal %idle 01:00:48 all 11.58 0.00 2.08 0.65 0.01 85.68 01:00:48 0 12.69 0.00 2.20 0.83 0.01 84.28 01:00:48 1 10.48 0.00 1.97 0.46 0.01 87.08 01:10:28 all 0.38 0.00 0.16 0.01 0.01 99.45 01:10:28 0 0.31 0.00 0.19 0.02 0.01 99.47 01:10:28 1 0.45 0.00 0.12 0.00 0.01 99.43 01:20:28 all 0.40 0.00 0.14 0.01 0.00 99.45 01:20:28 0 0.52 0.00 0.07 0.02 0.00 99.39 01:20:28 1 0.27 0.00 0.21 0.00 0.01 99.51 Average: all 4.21 0.00 0.81 0.23 0.01 94.75 Average: 0 4.60 0.00 0.83 0.29 0.01 94.27 Average: 1 3.82 0.00 0.78 0.16 0.01 95.24