---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-58469 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 760 5016 4 2466 7181 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:f6:14:32 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.197/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83623sec preferred_lft 83623sec inet6 fe80::f816:3eff:fef6:1432/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-58469) 09/25/26 _x86_64_ (2 CPU) 01:09:44 LINUX RESTART (2 CPU) 01:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:18 29.60 5.60 21.72 2.28 574.68 3624.97 2252.12 01:30:08 1.45 0.01 1.42 0.02 0.05 21.07 2.70 01:40:18 15.26 0.00 1.28 13.98 0.14 18.62 104629.21 01:50:18 1.26 0.00 1.26 0.00 0.00 17.39 0.00 Average: 12.08 1.43 6.54 4.11 146.99 941.00 26968.18 01:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:18 5218632 7416676 350292 4.31 87380 2271480 611048 6.66 580232 2043536 132 01:30:08 5205528 7404912 361796 4.45 87536 2272656 613060 6.68 582368 2044876 232 01:40:18 5212772 7413392 353304 4.34 87680 2273748 613212 6.68 582608 2046084 220 01:50:18 5211256 7412844 353852 4.35 87836 2274560 614452 6.69 582856 2047052 132 Average: 5212047 7411956 354811 4.36 87608 2273111 612943 6.68 582016 2045387 179 01:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:18 lo 1.32 1.32 0.08 0.08 0.00 0.00 0.00 0.00 01:20:18 ens3 63.06 41.18 347.40 9.73 0.00 0.00 0.00 0.00 01:30:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:08 ens3 2.03 0.28 17.13 0.15 0.00 0.00 0.00 0.00 01:40:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:18 ens3 2.33 0.30 22.40 0.18 0.00 0.00 0.00 0.00 01:50:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:18 ens3 0.73 0.39 0.17 0.13 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 17.39 10.77 98.70 2.60 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-58469) 09/25/26 _x86_64_ (2 CPU) 01:09:44 LINUX RESTART (2 CPU) 01:10:00 CPU %user %nice %system %iowait %steal %idle 01:20:18 all 13.42 0.00 2.15 1.36 0.07 83.00 01:20:18 0 11.50 0.00 2.16 1.80 0.06 84.48 01:20:18 1 15.34 0.00 2.14 0.92 0.07 81.53 01:30:08 all 0.87 0.00 0.28 0.02 0.05 98.78 01:30:08 0 0.77 0.00 0.26 0.01 0.04 98.92 01:30:08 1 0.97 0.00 0.30 0.04 0.05 98.64 01:40:18 all 0.78 0.00 0.19 0.04 0.04 98.94 01:40:18 0 0.70 0.00 0.17 0.07 0.03 99.02 01:40:18 1 0.86 0.00 0.21 0.01 0.05 98.87 01:50:18 all 0.75 0.00 0.18 0.01 0.05 99.02 01:50:18 0 0.60 0.00 0.13 0.01 0.03 99.23 01:50:18 1 0.90 0.00 0.23 0.01 0.06 98.80 Average: all 4.03 0.00 0.71 0.37 0.05 94.84 Average: 0 3.45 0.00 0.69 0.48 0.04 95.33 Average: 1 4.60 0.00 0.73 0.25 0.06 94.35