---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-57705 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 8.0G 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 779 5088 4 2375 7162 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:79:e2:79 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.10/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 14305sec preferred_lft 14305sec inet6 fe80::f816:3eff:fe79:e279/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-57705) 09/24/26 _x86_64_ (2 CPU) 00:00:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:14 1.91 0.02 1.83 0.06 0.84 31.27 756.32 00:20:01 1.71 0.11 1.57 0.03 3.12 22.68 479.14 00:30:14 1.51 0.00 1.49 0.02 0.00 17.11 414.32 00:40:05 28.74 2.91 22.84 2.99 227.04 3641.63 3141.99 Average: 8.38 0.75 6.87 0.77 57.07 917.53 1189.99 00:00:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:14 6106644 7510908 297500 3.66 52808 1548260 741420 8.08 483332 1316968 336 00:20:01 6113800 7482876 325472 4.00 52984 1512856 739788 8.06 482108 1281524 160 00:30:14 6134632 7504212 304092 3.74 53148 1513192 739788 8.06 482268 1282020 240 00:40:05 5237524 7348816 415852 5.11 105332 2165904 864864 9.42 659100 1941692 22932 Average: 5898150 7461703 335729 4.13 66068 1685053 771465 8.40 526702 1455551 5917 00:00:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:14 ens3 0.50 0.41 0.13 1.37 0.00 0.00 0.00 0.00 00:20:01 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:01 ens3 0.20 0.06 0.03 0.11 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 0.54 0.11 0.18 0.10 0.00 0.00 0.00 0.00 00:40:05 lo 1.33 1.33 0.08 0.08 0.00 0.00 0.00 0.00 00:40:05 ens3 83.18 57.84 339.57 14.16 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 20.86 14.44 83.98 3.90 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-57705) 09/24/26 _x86_64_ (2 CPU) 00:00:14 CPU %user %nice %system %iowait %steal %idle 00:10:14 all 0.16 0.01 0.13 0.02 0.00 99.67 00:10:14 0 0.05 0.02 0.16 0.01 0.00 99.77 00:10:14 1 0.28 0.00 0.11 0.03 0.00 99.58 00:20:01 all 0.51 0.00 0.22 0.02 0.00 99.25 00:20:01 0 0.33 0.00 0.23 0.01 0.00 99.43 00:20:01 1 0.69 0.00 0.21 0.02 0.00 99.07 00:30:14 all 0.26 0.00 0.16 0.01 0.00 99.57 00:30:14 0 0.13 0.00 0.19 0.01 0.00 99.67 00:30:14 1 0.38 0.00 0.13 0.01 0.00 99.48 00:40:05 all 13.34 0.00 2.17 0.63 0.01 83.86 00:40:05 0 11.85 0.00 2.10 0.59 0.01 85.46 00:40:05 1 14.84 0.00 2.23 0.68 0.01 82.25 Average: all 3.53 0.00 0.66 0.17 0.00 95.63 Average: 0 3.06 0.00 0.66 0.15 0.00 96.12 Average: 1 4.00 0.00 0.67 0.18 0.00 95.15