---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-38656 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 752 5201 4 2280 7189 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:38:33:5e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.110/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82641sec preferred_lft 82641sec inet6 fe80::f816:3eff:fe38:335e/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-38656) 08/19/26 _x86_64_ (2 CPU) 01:04:09 LINUX RESTART (2 CPU) 01:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:09 1.27 0.01 1.25 0.00 0.07 15.61 4.55 01:30:01 1.34 0.00 1.32 0.01 0.00 16.35 648.05 01:40:01 2.16 0.71 1.44 0.01 95.17 74.61 58.48 01:50:09 1.16 0.00 1.16 0.00 0.00 14.26 0.00 02:00:01 31.13 1.61 15.12 14.40 116.52 2287.36 111416.07 Average: 7.33 0.46 4.02 2.85 42.04 475.46 22120.66 01:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:09 6283448 7529248 291388 3.58 31036 1420736 529452 5.77 444212 1184308 132 01:30:01 6279332 7525640 294960 3.63 31192 1421064 529588 5.77 444612 1184792 240 01:40:01 6247888 7523924 296020 3.64 31628 1449980 529728 5.77 455292 1203508 284 01:50:09 6247384 7523928 296024 3.64 31796 1450304 529796 5.77 455796 1204008 176 02:00:01 5418580 7361496 418452 5.15 71664 2042740 641800 6.99 595776 1819428 44976 Average: 6095326 7492847 319369 3.93 39463 1556965 552073 6.01 479138 1319209 9162 01:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:09 ens3 0.83 0.10 0.15 0.07 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 0.75 0.07 13.03 0.05 0.00 0.00 0.00 0.00 01:40:01 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.95 0.55 3.33 0.07 0.00 0.00 0.00 0.00 01:50:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:09 ens3 0.42 0.24 0.09 0.63 0.00 0.00 0.00 0.00 02:00:01 lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 02:00:01 ens3 40.89 28.00 285.33 6.09 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 8.66 5.72 59.58 1.37 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-38656) 08/19/26 _x86_64_ (2 CPU) 01:04:09 LINUX RESTART (2 CPU) 01:10:01 CPU %user %nice %system %iowait %steal %idle 01:20:09 all 0.25 0.00 0.07 0.01 0.05 99.62 01:20:09 0 0.44 0.00 0.05 0.02 0.04 99.45 01:20:09 1 0.07 0.00 0.09 0.01 0.06 99.78 01:30:01 all 0.27 0.00 0.16 0.02 0.04 99.51 01:30:01 0 0.23 0.00 0.14 0.02 0.04 99.56 01:30:01 1 0.31 0.00 0.18 0.03 0.04 99.45 01:40:01 all 0.41 0.00 0.11 0.03 0.04 99.41 01:40:01 0 0.28 0.00 0.13 0.03 0.05 99.51 01:40:01 1 0.54 0.00 0.09 0.03 0.03 99.31 01:50:09 all 0.25 0.00 0.07 0.02 0.04 99.62 01:50:09 0 0.08 0.00 0.08 0.00 0.04 99.79 01:50:09 1 0.41 0.00 0.06 0.05 0.04 99.44 02:00:01 all 6.23 0.00 1.03 0.45 0.05 92.24 02:00:01 0 4.17 0.00 0.87 0.20 0.04 94.73 02:00:01 1 8.29 0.00 1.20 0.69 0.06 89.76 Average: all 1.47 0.00 0.29 0.11 0.04 98.10 Average: 0 1.03 0.00 0.25 0.05 0.04 98.62 Average: 1 1.90 0.00 0.32 0.16 0.05 97.58