---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-57711 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 5081 4 2383 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:b2:50:86 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.242/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 13336sec preferred_lft 13336sec inet6 fe80::f816:3eff:feb2:5086/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-57711) 09/24/26 _x86_64_ (2 CPU) 00:00:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:07 1.71 0.02 1.68 0.01 0.84 20.67 5.19 00:20:06 1.73 0.11 1.59 0.03 3.05 22.43 267.60 00:30:06 1.87 0.00 1.83 0.03 0.00 20.92 50.11 00:40:06 26.49 2.84 21.44 2.22 222.26 3477.96 643.56 00:50:06 1.46 0.00 1.45 0.01 0.00 22.20 0.07 Average: 6.65 0.59 5.60 0.46 45.23 712.83 193.30 00:00:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:07 6104372 7508124 299880 3.69 52572 1548236 745536 8.12 478556 1316456 232 00:20:06 6121208 7489752 318236 3.91 52748 1512840 743376 8.10 477260 1281020 240 00:30:06 6118412 7487468 320540 3.94 52924 1513168 745008 8.11 478632 1281524 220 00:40:06 5068708 7378956 376040 4.62 105396 2356648 857576 9.34 617368 2132556 240 00:50:06 5012176 7324360 430684 5.30 105512 2358504 895460 9.75 647516 2134528 296 Average: 5684975 7437732 349076 4.29 73830 1857879 797391 8.69 539866 1629217 246 00:00:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:07 ens3 0.53 0.31 0.13 1.45 0.00 0.00 0.00 0.00 00:20:06 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:06 ens3 0.19 0.05 0.04 0.02 0.00 0.00 0.00 0.00 00:30:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:06 ens3 0.53 0.11 0.18 0.10 0.00 0.00 0.00 0.00 00:40:06 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:06 ens3 70.61 52.44 326.17 12.20 0.00 0.00 0.00 0.00 00:50:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:06 ens3 10.94 8.09 72.15 0.93 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 16.56 12.20 79.73 2.94 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-57711) 09/24/26 _x86_64_ (2 CPU) 00:00:06 CPU %user %nice %system %iowait %steal %idle 00:10:07 all 0.13 0.00 0.11 0.01 0.00 99.75 00:10:07 0 0.22 0.00 0.09 0.02 0.00 99.67 00:10:07 1 0.05 0.00 0.12 0.00 0.00 99.82 00:20:06 all 0.63 0.00 0.21 0.02 0.00 99.15 00:20:06 0 0.35 0.00 0.20 0.03 0.00 99.42 00:20:06 1 0.91 0.00 0.21 0.00 0.00 98.87 00:30:06 all 0.27 0.00 0.17 0.01 0.00 99.54 00:30:06 0 0.28 0.00 0.18 0.02 0.00 99.52 00:30:06 1 0.27 0.00 0.16 0.01 0.00 99.56 00:40:06 all 11.59 0.00 1.89 0.67 0.01 85.84 00:40:06 0 16.04 0.00 2.17 0.83 0.01 80.96 00:40:06 1 7.14 0.00 1.61 0.52 0.01 90.72 00:50:06 all 0.74 0.00 0.23 0.02 0.01 99.00 00:50:06 0 0.86 0.00 0.30 0.01 0.01 98.82 00:50:06 1 0.62 0.00 0.16 0.03 0.00 99.19 Average: all 2.68 0.00 0.52 0.15 0.00 96.65 Average: 0 3.55 0.00 0.59 0.18 0.00 95.67 Average: 1 1.80 0.00 0.45 0.11 0.00 97.63