---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-46204 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: 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 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 767 5120 4 2348 7174 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:f2:8a:28 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.178/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83901sec preferred_lft 83901sec inet6 fe80::f816:3eff:fef2:8a28/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-46204) 08/31/26 _x86_64_ (2 CPU) 00:42:17 LINUX RESTART (2 CPU) 00:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:06 19.15 2.36 15.13 1.66 215.91 2502.66 500.27 01:10:14 9.08 1.15 7.17 0.76 100.77 1047.03 200.89 01:20:01 1.41 0.00 1.40 0.01 0.01 72.45 0.78 Average: 9.96 1.18 7.97 0.81 106.59 1218.31 236.23 00:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:06 5402812 7388804 386852 4.76 74856 2080036 647832 7.06 542648 1912144 57092 01:10:14 5178192 7388844 377120 4.64 88244 2283128 681048 7.42 560264 2101720 252 01:20:01 5154704 7383268 382652 4.71 88404 2300884 677248 7.38 564452 2119628 1640 Average: 5245236 7386972 382208 4.70 83835 2221349 668709 7.28 555788 2044497 19661 00:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:06 lo 1.25 1.25 0.07 0.07 0.00 0.00 0.00 0.00 01:00:06 ens3 39.62 28.39 280.28 6.47 0.00 0.00 0.00 0.00 01:10:14 lo 1.07 1.07 0.06 0.06 0.00 0.00 0.00 0.00 01:10:14 ens3 60.58 48.98 48.10 8.61 0.00 0.00 0.00 0.00 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 39.45 38.64 8.44 5.16 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 46.64 38.68 113.20 6.77 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-46204) 08/31/26 _x86_64_ (2 CPU) 00:42:17 LINUX RESTART (2 CPU) 00:50:01 CPU %user %nice %system %iowait %steal %idle 01:00:06 all 8.44 0.00 1.47 0.47 0.01 89.61 01:00:06 0 9.59 0.00 1.67 0.49 0.01 88.24 01:00:06 1 7.29 0.00 1.28 0.44 0.01 90.98 01:10:14 all 7.11 0.00 1.09 0.16 0.01 91.63 01:10:14 0 7.94 0.00 1.18 0.08 0.01 90.79 01:10:14 1 6.28 0.00 0.99 0.25 0.01 92.48 01:20:01 all 5.66 0.00 0.59 0.01 0.01 93.73 01:20:01 0 6.66 0.00 0.62 0.01 0.01 92.70 01:20:01 1 4.68 0.00 0.56 0.01 0.01 94.74 Average: all 7.09 0.00 1.06 0.22 0.01 91.63 Average: 0 8.09 0.00 1.17 0.20 0.01 90.53 Average: 1 6.10 0.00 0.94 0.24 0.01 92.71