---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-7740 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: 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 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 824 4904 4 2515 7117 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:00:5e:57 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.95/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79541sec preferred_lft 79541sec inet6 fe80::f816:3eff:fe00:5e57/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-7740) 09/13/26 _x86_64_ (2 CPU) 00:00:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.45 0.02 1.42 0.02 0.85 21.32 0.25 00:20:34 1.54 0.11 1.41 0.03 3.31 22.20 4.70 00:30:14 1.62 0.02 1.57 0.04 0.62 23.81 0.43 00:40:01 1.21 0.00 1.19 0.02 0.00 19.72 0.14 00:50:14 1.36 0.00 1.36 0.00 0.00 22.85 0.01 01:00:34 1.53 0.00 1.51 0.02 0.00 24.39 0.25 01:10:01 1.26 0.00 1.26 0.00 0.00 19.28 0.00 01:20:34 1.34 0.00 1.34 0.00 0.00 20.16 0.00 01:30:14 1.42 0.00 1.40 0.02 0.00 21.45 0.26 Average: 1.42 0.02 1.38 0.02 0.55 21.71 0.70 00:00:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 5132276 7360388 405372 4.98 88868 2299764 843460 9.19 624564 2062844 316 00:20:34 5105664 7335672 429968 5.29 89196 2301268 842324 9.17 625388 2064340 184 00:30:14 5121256 7352864 412668 5.07 89372 2302708 842680 9.18 625536 2065820 144 00:40:01 5121016 7354336 411244 5.06 89532 2304244 842744 9.18 626120 2067532 236 00:50:14 5128592 7364188 401380 4.94 89640 2306424 843768 9.19 626620 2069808 196 01:00:34 5120572 7358072 407504 5.01 89780 2308168 843892 9.19 626916 2071704 176 01:10:01 5119900 7358688 406872 5.00 89888 2309364 843956 9.19 626992 2072992 284 01:20:34 5126732 7367244 398324 4.90 90056 2310912 843988 9.19 627280 2074588 160 01:30:14 5120528 7362408 403164 4.96 90216 2312108 843988 9.19 627152 2075952 264 Average: 5121837 7357096 408500 5.02 89616 2306107 843422 9.19 626285 2069509 218 00:00:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:01 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 00:10:01 ens3 2.82 0.27 0.54 0.21 0.00 0.00 0.00 0.00 00:20:34 lo 1.06 1.06 0.05 0.05 0.00 0.00 0.00 0.00 00:20:34 ens3 0.87 0.18 0.12 0.06 0.00 0.00 0.00 0.00 00:30:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:14 ens3 0.69 0.22 0.15 0.08 0.00 0.00 0.00 0.00 00:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:40:01 ens3 2.11 0.30 0.52 0.26 0.00 0.00 0.00 0.00 00:50:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:14 ens3 1.77 0.16 0.25 0.09 0.00 0.00 0.00 0.00 01:00:34 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:34 ens3 1.36 0.20 0.22 0.09 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 3.50 0.20 25.18 0.14 0.00 0.00 0.00 0.00 01:20:34 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:34 ens3 0.82 0.22 0.15 0.09 0.00 0.00 0.00 0.00 01:30:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:14 ens3 0.71 0.19 0.67 0.07 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 1.61 0.22 2.93 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-7740) 09/13/26 _x86_64_ (2 CPU) 00:00:14 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.73 0.00 0.18 0.01 0.01 99.07 00:10:01 0 0.67 0.00 0.16 0.01 0.01 99.15 00:10:01 1 0.78 0.00 0.21 0.01 0.02 98.99 00:20:34 all 0.94 0.00 0.26 0.01 0.01 98.78 00:20:34 0 1.03 0.00 0.29 0.01 0.01 98.65 00:20:34 1 0.84 0.00 0.23 0.01 0.01 98.91 00:30:14 all 0.78 0.00 0.27 0.01 0.01 98.93 00:30:14 0 0.73 0.00 0.24 0.01 0.01 99.01 00:30:14 1 0.84 0.00 0.29 0.01 0.01 98.84 00:40:01 all 0.79 0.00 0.14 0.01 0.01 99.05 00:40:01 0 0.99 0.00 0.17 0.01 0.02 98.82 00:40:01 1 0.60 0.00 0.11 0.01 0.01 99.27 00:50:14 all 0.81 0.00 0.17 0.01 0.01 99.00 00:50:14 0 0.83 0.00 0.18 0.00 0.01 98.98 00:50:14 1 0.78 0.00 0.16 0.01 0.01 99.03 01:00:34 all 0.82 0.00 0.23 0.01 0.01 98.93 01:00:34 0 0.62 0.00 0.19 0.00 0.00 99.18 01:00:34 1 1.02 0.00 0.28 0.01 0.01 98.68 01:10:01 all 0.73 0.00 0.16 0.01 0.01 99.10 01:10:01 0 0.82 0.00 0.17 0.01 0.01 99.00 01:10:01 1 0.64 0.00 0.15 0.01 0.01 99.19 01:20:34 all 0.74 0.00 0.14 0.01 0.01 99.10 01:20:34 0 0.89 0.00 0.16 0.00 0.01 98.94 01:20:34 1 0.58 0.00 0.13 0.01 0.01 99.26 01:30:14 all 0.73 0.00 0.27 0.01 0.01 98.98 01:30:14 0 0.71 0.00 0.26 0.01 0.01 99.02 01:30:14 1 0.75 0.00 0.28 0.01 0.01 98.95 Average: all 0.79 0.00 0.20 0.01 0.01 98.99 Average: 0 0.81 0.00 0.20 0.01 0.01 98.97 Average: 1 0.76 0.00 0.20 0.01 0.01 99.01