---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-3285 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: 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 nrip_save 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 770 5051 4 2421 7171 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:8e:fb:c5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.135/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82815sec preferred_lft 82815sec inet6 fe80::f816:3eff:fe8e:fbc5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-3285) 08/08/26 _x86_64_ (2 CPU) 00:34:48 LINUX RESTART (2 CPU) 00:40:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:00 16.09 0.03 1.46 14.61 1.43 25.02 110108.11 01:00:20 16.07 13.77 2.20 0.10 235.24 107.20 403.72 01:10:20 1.38 0.00 1.34 0.04 1.05 133.01 398.07 01:20:00 1.47 0.00 1.43 0.04 0.01 35.93 2.26 01:30:20 1.72 0.00 1.65 0.07 0.00 26.66 2.80 Average: 7.35 2.85 1.62 2.87 49.11 66.05 21451.34 00:40:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:00 5166588 7351560 416248 5.12 86456 2258436 666932 7.26 606212 2031132 176 01:00:20 5072844 7343572 414668 5.10 89632 2332640 867952 9.45 641292 2097600 240 01:10:20 5050396 7358384 399452 4.91 89836 2369272 670208 7.30 622808 2134108 1500 01:20:00 5005572 7318064 439536 5.40 90008 2373536 720724 7.85 632168 2138424 168 01:30:20 4984944 7299632 458096 5.63 90220 2375472 705696 7.69 659008 2140580 248 Average: 5056069 7334242 425600 5.23 89230 2341871 726302 7.91 632298 2108369 466 00:40:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:00 ens3 22.06 20.24 231.40 1.86 0.00 0.00 0.00 0.00 01:00:20 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:00:20 ens3 9.31 8.66 62.46 0.90 0.00 0.00 0.00 0.00 01:10:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:20 ens3 14.49 13.41 157.18 1.53 0.00 0.00 0.00 0.00 01:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:00 ens3 16.46 15.44 146.60 1.70 0.00 0.00 0.00 0.00 01:30:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:20 ens3 12.80 12.37 135.60 1.14 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 14.91 13.93 145.45 1.42 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-3285) 08/08/26 _x86_64_ (2 CPU) 00:34:48 LINUX RESTART (2 CPU) 00:40:20 CPU %user %nice %system %iowait %steal %idle 00:50:00 all 1.06 0.00 0.32 0.04 0.08 98.50 00:50:00 0 0.87 0.00 0.25 0.01 0.07 98.80 00:50:00 1 1.25 0.00 0.40 0.07 0.08 98.20 01:00:20 all 1.32 0.18 0.51 0.16 0.08 97.76 01:00:20 0 1.12 0.01 0.35 0.01 0.06 98.46 01:00:20 1 1.53 0.36 0.67 0.31 0.10 97.03 01:10:20 all 1.86 0.00 0.39 0.01 0.08 97.66 01:10:20 0 2.62 0.00 0.51 0.01 0.10 96.75 01:10:20 1 1.11 0.00 0.27 0.01 0.06 98.56 01:20:00 all 1.56 0.00 0.35 0.01 0.09 97.99 01:20:00 0 1.30 0.00 0.36 0.00 0.11 98.22 01:20:00 1 1.83 0.00 0.34 0.01 0.07 97.75 01:30:20 all 0.87 0.00 0.33 0.02 0.08 98.70 01:30:20 0 0.77 0.00 0.31 0.03 0.05 98.84 01:30:20 1 0.97 0.00 0.34 0.02 0.11 98.57 Average: all 1.33 0.04 0.38 0.05 0.08 98.13 Average: 0 1.32 0.00 0.36 0.01 0.08 98.23 Average: 1 1.33 0.07 0.40 0.08 0.08 98.03