---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-41536 6.8.0-136-generic #136-Ubuntu SMP PREEMPT_DYNAMIC Wed Jul 1 21:53:05 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 7.9G 30G 21% / 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 757 5199 4 2279 7184 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:54:a7:ab brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.86/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 48401sec preferred_lft 48401sec inet6 fe80::f816:3eff:fe54:a7ab/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-41536) 08/28/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:13 1.72 0.01 1.69 0.02 0.80 20.20 418.81 00:20:01 1.83 0.11 1.69 0.03 3.55 21.83 353.46 00:30:01 1.68 0.00 1.66 0.02 0.00 19.04 438.09 00:40:03 24.13 2.78 19.18 2.17 220.59 2791.30 848.84 Average: 7.36 0.73 6.07 0.56 56.40 715.29 515.49 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:13 6228036 7535224 282860 3.48 41252 1471588 543672 5.92 417240 1285868 320 00:20:01 6232108 7522148 295836 3.64 41556 1454068 542084 5.90 416648 1268436 240 00:30:01 6225628 7516316 301644 3.71 41740 1454524 542144 5.91 417540 1268948 276 00:40:03 5151040 7364968 400048 4.92 94124 2280328 642236 7.00 573140 2102176 183064 Average: 5959203 7484664 320097 3.94 54668 1665127 567534 6.18 456142 1481357 45975 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:13 ens3 1.03 0.28 0.39 0.25 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 0.40 0.09 0.10 0.06 0.00 0.00 0.00 0.00 00:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:01 ens3 0.56 0.11 0.15 0.08 0.00 0.00 0.00 0.00 00:40:03 lo 1.25 1.25 0.07 0.07 0.00 0.00 0.00 0.00 00:40:03 ens3 44.39 33.31 312.91 7.72 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 11.63 8.48 78.64 2.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-41536) 08/28/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:13 all 0.26 0.00 0.13 0.01 0.00 99.59 00:10:13 0 0.05 0.00 0.16 0.00 0.01 99.78 00:10:13 1 0.47 0.00 0.10 0.02 0.00 99.40 00:20:01 all 0.57 0.00 0.21 0.01 0.00 99.20 00:20:01 0 0.66 0.00 0.19 0.01 0.00 99.14 00:20:01 1 0.49 0.00 0.22 0.02 0.00 99.27 00:30:01 all 0.28 0.00 0.13 0.01 0.00 99.58 00:30:01 0 0.26 0.00 0.14 0.00 0.00 99.59 00:30:01 1 0.30 0.00 0.12 0.02 0.00 99.56 00:40:03 all 10.60 0.00 1.81 0.63 0.01 86.96 00:40:03 0 8.10 0.00 1.77 0.77 0.00 89.36 00:40:03 1 13.09 0.00 1.85 0.50 0.01 84.55 Average: all 2.94 0.00 0.57 0.17 0.00 96.32 Average: 0 2.27 0.00 0.57 0.20 0.00 96.96 Average: 1 3.60 0.00 0.58 0.14 0.00 95.68