---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-8320 6.8.0-138-generic #138-Ubuntu SMP PREEMPT_DYNAMIC Fri Jul 31 22:41:49 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 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 8.2G 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 783 4984 4 2469 7158 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:6c:a2:90 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.200/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80348sec preferred_lft 80348sec inet6 fe80::f816:3eff:fe6c:a290/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-8320) 09/15/26 _x86_64_ (2 CPU) 01:06:58 LINUX RESTART (2 CPU) 01:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:01 1.42 0.03 1.38 0.01 1.25 16.51 34.38 01:30:01 2.17 0.34 1.81 0.03 43.55 108.24 651.58 01:40:01 1.26 0.00 1.26 0.00 0.00 14.89 0.00 01:50:01 1.25 0.00 1.25 0.00 0.00 14.75 0.00 02:00:01 1.55 0.00 1.54 0.01 0.00 18.18 427.08 02:10:01 1.31 0.00 1.31 0.00 0.00 15.04 0.00 02:20:01 14.77 0.03 1.53 13.21 2.29 17.69 108854.98 02:30:01 1.63 0.00 1.62 0.02 0.00 19.45 853.45 02:40:01 26.08 2.83 20.92 2.34 222.14 3884.74 2406.91 Average: 5.72 0.36 3.62 1.74 29.92 456.67 12591.38 01:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:01 6294812 7541436 278628 3.43 30532 1422964 520904 5.67 445980 1183712 204 01:30:01 6216740 7503400 315652 3.88 31204 1461800 722628 7.87 464308 1213132 160 01:40:01 6224304 7511448 307604 3.78 31380 1462124 722784 7.87 464440 1213608 184 01:50:01 6222540 7510212 308916 3.80 31548 1462448 725656 7.90 465716 1214128 236 02:00:01 6219436 7507780 311280 3.83 31736 1462908 725748 7.90 465960 1214648 268 02:10:01 6227248 7516064 302960 3.73 31904 1463232 725748 7.90 466116 1215116 272 02:20:01 6240444 7530500 288524 3.55 32080 1464248 752992 8.20 469568 1215744 212 02:30:01 6227196 7517792 301184 3.70 32264 1464584 752996 8.20 470196 1216260 324 02:40:01 5116696 7372696 392800 4.83 87680 2329012 876036 9.54 629084 2091176 5132 Average: 6109935 7501259 311950 3.84 37814 1554813 725055 7.90 482374 1308614 777 01:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 1.55 0.12 0.27 0.04 0.00 0.00 0.00 0.00 01:30:01 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 0.76 0.26 3.40 0.08 0.00 0.00 0.00 0.00 01:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.58 0.08 0.10 0.05 0.00 0.00 0.00 0.00 01:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:01 ens3 0.28 0.05 0.05 0.01 0.00 0.00 0.00 0.00 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 0.32 0.06 0.05 0.04 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 0.21 0.05 0.04 0.01 0.00 0.00 0.00 0.00 02:20:01 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 0.33 0.16 0.04 0.53 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 0.17 0.03 0.02 0.01 0.00 0.00 0.00 0.00 02:40:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 02:40:01 ens3 83.39 61.83 343.41 13.93 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 9.73 6.96 38.60 1.64 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-8320) 09/15/26 _x86_64_ (2 CPU) 01:06:58 LINUX RESTART (2 CPU) 01:10:01 CPU %user %nice %system %iowait %steal %idle 01:20:01 all 0.32 0.00 0.10 0.01 0.01 99.57 01:20:01 0 0.48 0.00 0.06 0.02 0.01 99.44 01:20:01 1 0.15 0.00 0.13 0.01 0.01 99.70 01:30:01 all 0.46 0.00 0.26 0.03 0.01 99.25 01:30:01 0 0.63 0.00 0.24 0.04 0.01 99.09 01:30:01 1 0.29 0.00 0.27 0.03 0.01 99.41 01:40:01 all 0.27 0.00 0.09 0.01 0.01 99.63 01:40:01 0 0.48 0.00 0.05 0.02 0.01 99.45 01:40:01 1 0.06 0.00 0.12 0.01 0.01 99.81 01:50:01 all 0.30 0.00 0.08 0.01 0.01 99.60 01:50:01 0 0.54 0.00 0.05 0.01 0.01 99.40 01:50:01 1 0.05 0.00 0.12 0.01 0.01 99.81 02:00:01 all 0.27 0.00 0.19 0.02 0.01 99.51 02:00:01 0 0.45 0.00 0.14 0.01 0.01 99.40 02:00:01 1 0.09 0.00 0.25 0.04 0.01 99.62 02:10:01 all 0.27 0.00 0.12 0.01 0.01 99.59 02:10:01 0 0.48 0.00 0.09 0.01 0.00 99.42 02:10:01 1 0.07 0.00 0.16 0.01 0.01 99.75 02:20:01 all 0.30 0.00 0.13 0.07 0.01 99.50 02:20:01 0 0.28 0.00 0.10 0.07 0.01 99.54 02:20:01 1 0.33 0.00 0.16 0.06 0.01 99.45 02:30:01 all 0.30 0.00 0.21 0.14 0.01 99.35 02:30:01 0 0.30 0.00 0.19 0.17 0.01 99.33 02:30:01 1 0.29 0.00 0.22 0.10 0.01 99.38 02:40:01 all 14.80 0.00 2.17 0.62 0.04 82.37 02:40:01 0 19.83 0.00 2.28 0.61 0.04 77.25 02:40:01 1 9.78 0.00 2.06 0.64 0.04 87.49 Average: all 1.92 0.00 0.37 0.10 0.01 97.60 Average: 0 2.60 0.00 0.36 0.11 0.01 96.93 Average: 1 1.23 0.00 0.39 0.10 0.01 98.27