---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-7876 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: 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 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 780 5086 4 2377 7161 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:d0:d0:18 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.217/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 6941sec preferred_lft 6941sec inet6 fe80::f816:3eff:fed0:d018/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-7876) 09/14/26 _x86_64_ (2 CPU) 00:00:28 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.65 0.02 1.62 0.01 0.88 19.89 5.44 00:20:28 1.58 0.10 1.44 0.03 2.92 21.58 242.59 00:30:28 1.60 0.00 1.57 0.03 0.00 18.31 0.93 00:40:01 30.71 2.95 23.24 4.52 232.78 3642.11 3249.15 Average: 8.63 0.74 6.78 1.11 57.18 894.40 850.00 00:00:28 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 6116644 7526352 281860 3.47 54080 1552604 736256 8.02 472260 1321856 244 00:20:28 6141644 7512372 295756 3.64 54212 1513452 733996 7.99 470880 1282620 308 00:30:28 6137684 7508844 299208 3.68 54304 1513784 733996 7.99 471080 1283044 244 00:40:01 5073296 7377120 378160 4.65 106472 2349280 832044 9.06 606812 2125660 260 Average: 5867317 7481172 313746 3.86 67267 1732280 759073 8.27 505258 1503295 264 00:00:28 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:01 ens3 0.28 0.08 0.08 0.05 0.00 0.00 0.00 0.00 00:20:28 lo 1.06 1.06 0.05 0.05 0.00 0.00 0.00 0.00 00:20:28 ens3 0.19 0.05 0.05 0.02 0.00 0.00 0.00 0.00 00:30:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:28 ens3 0.55 0.15 0.19 0.11 0.00 0.00 0.00 0.00 00:40:01 lo 1.31 1.31 0.08 0.08 0.00 0.00 0.00 0.00 00:40:01 ens3 70.53 49.33 336.75 11.72 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 17.28 11.98 81.38 2.87 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-7876) 09/14/26 _x86_64_ (2 CPU) 00:00:28 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.26 0.00 0.11 0.01 0.00 99.62 00:10:01 0 0.05 0.00 0.12 0.02 0.01 99.80 00:10:01 1 0.46 0.00 0.10 0.00 0.00 99.44 00:20:28 all 0.59 0.00 0.22 0.01 0.00 99.17 00:20:28 0 0.40 0.00 0.24 0.02 0.00 99.34 00:20:28 1 0.79 0.00 0.21 0.00 0.00 99.00 00:30:28 all 0.27 0.00 0.19 0.01 0.00 99.54 00:30:28 0 0.32 0.00 0.17 0.02 0.00 99.49 00:30:28 1 0.21 0.00 0.20 0.00 0.00 99.58 00:40:01 all 12.84 0.00 2.22 0.62 0.01 84.31 00:40:01 0 16.92 0.00 2.48 0.66 0.01 79.93 00:40:01 1 8.78 0.00 1.95 0.57 0.01 88.69 Average: all 3.39 0.00 0.67 0.16 0.00 95.78 Average: 0 4.28 0.00 0.74 0.18 0.00 94.80 Average: 1 2.49 0.00 0.60 0.14 0.00 96.76