---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-38843 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 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 8.1G 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 796 5082 4 2355 7145 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:ab:be:8b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.62/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84868sec preferred_lft 84868sec inet6 fe80::f816:3eff:feab:be8b/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-38843) 08/20/26 _x86_64_ (2 CPU) 00:35:04 LINUX RESTART (2 CPU) 00:40:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:03 1.67 0.01 1.64 0.02 1.11 68.73 1.47 01:00:03 5.56 0.08 4.14 1.34 6.05 443.71 1949.21 Average: 3.62 0.04 2.89 0.68 3.58 256.22 975.33 00:40:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:03 5150504 7371652 395300 4.86 86216 2295120 680176 7.41 625712 2057112 808 01:00:03 5258340 7364916 411104 5.06 88444 2186528 653720 7.12 641408 1949236 12312 Average: 5204422 7368284 403202 4.96 87330 2240824 666948 7.26 633560 2003174 6560 00:40:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:03 ens3 35.92 31.75 7.91 4.18 0.00 0.00 0.00 0.00 01:00:03 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 01:00:03 ens3 51.05 46.16 27.86 19.25 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 43.48 38.96 17.89 11.72 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-38843) 08/20/26 _x86_64_ (2 CPU) 00:35:04 LINUX RESTART (2 CPU) 00:40:03 CPU %user %nice %system %iowait %steal %idle 00:50:03 all 5.04 0.00 0.56 0.01 0.06 94.32 00:50:03 0 4.89 0.00 0.54 0.02 0.06 94.49 00:50:03 1 5.19 0.00 0.59 0.01 0.06 94.16 01:00:03 all 10.49 0.00 0.95 0.08 0.08 88.40 01:00:03 0 14.54 0.00 1.09 0.09 0.08 84.19 01:00:03 1 6.47 0.00 0.81 0.07 0.08 92.57 Average: all 7.78 0.00 0.76 0.05 0.07 91.34 Average: 0 9.73 0.00 0.82 0.06 0.07 89.32 Average: 1 5.83 0.00 0.70 0.04 0.07 93.36