---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-46728 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 748 5222 4 2265 7193 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:80:d0:2c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.204/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83432sec preferred_lft 83432sec inet6 fe80::f816:3eff:fe80:d02c/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-46728) 09/02/26 _x86_64_ (2 CPU) 00:42:44 LINUX RESTART (2 CPU) 00:50:24 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:04 27.13 3.67 21.04 2.41 329.78 3633.46 1007.38 01:10:01 1.27 0.00 1.25 0.02 0.00 26.26 1.74 01:20:04 1.16 0.00 1.15 0.01 0.01 14.45 0.69 01:30:04 15.59 0.00 1.45 14.14 0.15 18.60 106718.96 Average: 11.15 0.90 6.10 4.16 80.41 900.40 27150.38 00:50:24 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:04 5219008 7417700 348088 4.28 86348 2272824 830128 9.04 531232 2089144 2792 01:10:01 5216836 7415972 349864 4.30 86504 2273196 830192 9.04 531512 2089664 312 01:20:04 5215884 7415500 350336 4.31 86664 2273512 830340 9.04 531664 2090148 208 01:30:04 5196024 7396316 369448 4.54 86816 2274036 830404 9.04 531772 2090668 220 Average: 5211938 7411372 354434 4.36 86583 2273392 830266 9.04 531545 2089906 883 00:50:24 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:04 lo 1.33 1.33 0.08 0.08 0.00 0.00 0.00 0.00 01:00:04 ens3 56.17 41.08 330.51 10.63 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 3.97 0.24 29.16 0.15 0.00 0.00 0.00 0.00 01:20:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:04 ens3 1.10 0.21 0.18 0.09 0.00 0.00 0.00 0.00 01:30:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:04 ens3 0.56 0.17 0.10 0.05 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 15.11 10.17 87.93 2.66 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-46728) 09/02/26 _x86_64_ (2 CPU) 00:42:44 LINUX RESTART (2 CPU) 00:50:24 CPU %user %nice %system %iowait %steal %idle 01:00:04 all 12.48 0.00 2.25 1.03 0.02 84.23 01:00:04 0 13.71 0.00 2.24 1.00 0.02 83.03 01:00:04 1 11.24 0.00 2.26 1.07 0.02 85.42 01:10:01 all 0.41 0.00 0.15 0.01 0.02 99.42 01:10:01 0 0.30 0.00 0.21 0.01 0.02 99.46 01:10:01 1 0.51 0.00 0.09 0.02 0.01 99.38 01:20:04 all 0.39 0.00 0.15 0.01 0.01 99.44 01:20:04 0 0.33 0.00 0.19 0.01 0.01 99.45 01:20:04 1 0.44 0.00 0.11 0.00 0.01 99.43 01:30:04 all 0.43 0.00 0.25 0.04 0.01 99.27 01:30:04 0 0.48 0.00 0.21 0.01 0.01 99.30 01:30:04 1 0.39 0.00 0.29 0.07 0.01 99.24 Average: all 3.36 0.00 0.69 0.27 0.01 95.68 Average: 0 3.63 0.00 0.70 0.25 0.02 95.40 Average: 1 3.08 0.00 0.68 0.28 0.01 95.95