---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-3871 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 nrip_save 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 755 5192 4 2286 7186 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:2b:48:f9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.36/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81824sec preferred_lft 81824sec inet6 fe80::f816:3eff:fe2b:48f9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-3871) 08/10/26 _x86_64_ (2 CPU) 00:00:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:11 1.50 0.02 1.45 0.03 0.84 18.67 450.09 00:20:01 1.37 0.11 1.23 0.02 3.55 16.71 266.86 00:30:01 1.34 0.00 1.32 0.02 0.00 16.73 426.58 00:40:31 24.86 3.36 19.26 2.24 303.51 3339.03 633.44 00:50:01 18.80 0.06 2.90 15.85 2.31 174.41 114649.84 Average: 9.66 0.74 5.41 3.51 65.26 747.16 22225.79 00:00:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:11 6292232 7539308 282012 3.47 31432 1421380 533284 5.81 441532 1185300 132 00:20:01 6300176 7547852 273376 3.36 31744 1421584 531968 5.79 441568 1185600 272 00:30:01 6284956 7533272 287840 3.54 31916 1422040 560796 6.11 446248 1186100 124 00:40:31 5251404 7455276 312108 3.84 87132 2276600 583660 6.36 553476 2039752 132 00:50:01 5338900 7370852 405652 4.99 88444 2111556 668088 7.28 644916 1875832 20388 Average: 5893534 7489312 312198 3.84 54134 1730632 575559 6.27 505548 1494517 4210 00:00:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:11 ens3 0.47 0.11 0.13 0.07 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 0.35 0.09 0.09 0.04 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 0.67 0.32 0.17 0.67 0.00 0.00 0.00 0.00 00:40:31 lo 1.31 1.31 0.08 0.08 0.00 0.00 0.00 0.00 00:40:31 ens3 103.47 70.96 312.62 16.58 0.00 0.00 0.00 0.00 00:50:01 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 00:50:01 ens3 25.12 17.75 14.92 5.99 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 26.89 18.44 68.79 4.79 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-3871) 08/10/26 _x86_64_ (2 CPU) 00:00:11 CPU %user %nice %system %iowait %steal %idle 00:10:11 all 0.29 0.00 0.10 0.01 0.05 99.55 00:10:11 0 0.40 0.00 0.08 0.02 0.05 99.46 00:10:11 1 0.18 0.00 0.11 0.01 0.05 99.65 00:20:01 all 0.48 0.00 0.19 0.01 0.04 99.28 00:20:01 0 0.51 0.00 0.16 0.02 0.04 99.26 00:20:01 1 0.45 0.00 0.22 0.00 0.04 99.29 00:30:01 all 0.26 0.00 0.14 0.01 0.05 99.54 00:30:01 0 0.24 0.00 0.15 0.03 0.05 99.53 00:30:01 1 0.27 0.00 0.14 0.00 0.05 99.55 00:40:31 all 11.33 0.00 1.75 0.54 0.06 86.32 00:40:31 0 12.70 0.00 1.86 0.67 0.06 84.70 00:40:31 1 9.96 0.00 1.63 0.40 0.06 87.95 00:50:01 all 6.92 0.00 0.69 0.07 0.08 92.24 00:50:01 0 4.56 0.00 0.53 0.08 0.07 94.77 00:50:01 1 9.29 0.00 0.85 0.06 0.10 89.71 Average: all 3.91 0.00 0.59 0.13 0.06 95.32 Average: 0 3.77 0.00 0.57 0.17 0.05 95.43 Average: 1 4.04 0.00 0.60 0.10 0.06 95.20