---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-6212 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 769 5176 4 2289 7172 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:63:8d:bd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.60/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80241sec preferred_lft 80241sec inet6 fe80::f816:3eff:fe63:8dbd/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-6212) 09/09/26 _x86_64_ (2 CPU) 01:07:47 LINUX RESTART (2 CPU) 01:10:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:15 1.32 0.03 1.29 0.00 1.23 16.36 5.64 01:30:15 1.44 0.01 1.42 0.01 0.05 17.87 432.39 01:40:15 1.09 0.00 1.09 0.00 0.00 13.91 5.73 01:50:15 14.42 0.00 1.21 13.20 0.15 14.97 109047.37 02:00:15 1.53 0.00 1.52 0.01 0.00 18.09 426.65 02:10:15 2.00 0.33 1.66 0.01 43.49 105.64 0.17 02:20:15 1.30 0.00 1.30 0.00 0.00 15.16 4.97 02:30:15 1.51 0.00 1.50 0.01 0.00 18.21 426.47 02:40:15 1.29 0.00 1.29 0.00 0.00 15.72 0.00 02:50:15 30.82 2.92 24.01 3.89 230.30 3732.76 4214.28 Average: 5.66 0.33 3.62 1.71 27.48 396.25 11437.84 01:10:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:15 6266684 7518256 301748 3.71 30616 1427752 518740 5.65 444524 1188292 200 01:30:15 6264680 7516804 303176 3.73 30820 1428084 518900 5.65 444368 1188836 168 01:40:15 6264680 7517296 302680 3.72 30984 1428404 519088 5.65 444632 1189320 196 01:50:15 6264440 7517604 302312 3.72 31144 1428780 519156 5.65 444692 1189828 188 02:00:15 6267768 7521564 298308 3.67 31304 1429240 519156 5.65 444860 1190320 168 02:10:15 6201840 7495492 323496 3.98 31916 1467980 720212 7.84 463188 1219588 192 02:20:15 6209180 7503328 315624 3.88 32068 1468312 720212 7.84 463208 1220072 188 02:30:15 6219048 7513752 305148 3.75 32264 1468644 720340 7.85 463240 1220600 132 02:40:15 6232540 7527756 291172 3.58 32440 1468972 720468 7.85 463472 1221104 168 02:50:15 5329920 7374408 400588 4.93 90828 2122728 827968 9.02 632612 1886224 28356 Average: 6152078 7500626 314425 3.87 37438 1513890 630424 6.87 470880 1271418 2996 01:10:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:15 ens3 1.74 0.09 0.21 0.05 0.00 0.00 0.00 0.00 01:30:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:15 ens3 0.53 0.08 0.09 0.04 0.00 0.00 0.00 0.00 01:40:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:15 ens3 0.31 0.06 0.07 0.03 0.00 0.00 0.00 0.00 01:50:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:15 ens3 0.42 0.06 0.07 0.03 0.00 0.00 0.00 0.00 02:00:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:15 ens3 0.28 0.07 0.06 0.03 0.00 0.00 0.00 0.00 02:10:15 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 02:10:15 ens3 0.73 0.33 3.30 0.04 0.00 0.00 0.00 0.00 02:20:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:15 ens3 0.25 0.04 0.05 0.01 0.00 0.00 0.00 0.00 02:30:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:15 ens3 0.29 0.10 0.04 0.56 0.00 0.00 0.00 0.00 02:40:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:15 ens3 0.39 0.11 0.12 0.07 0.00 0.00 0.00 0.00 02:50:15 lo 1.39 1.39 0.09 0.09 0.00 0.00 0.00 0.00 02:50:15 ens3 74.34 60.06 423.43 14.84 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 7.92 6.09 42.67 1.57 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-6212) 09/09/26 _x86_64_ (2 CPU) 01:07:47 LINUX RESTART (2 CPU) 01:10:06 CPU %user %nice %system %iowait %steal %idle 01:20:15 all 0.29 0.00 0.10 0.01 0.01 99.59 01:20:15 0 0.09 0.00 0.12 0.01 0.01 99.77 01:20:15 1 0.49 0.00 0.08 0.02 0.01 99.41 01:30:15 all 0.31 0.00 0.17 0.01 0.01 99.49 01:30:15 0 0.09 0.00 0.19 0.01 0.01 99.70 01:30:15 1 0.54 0.00 0.16 0.02 0.01 99.28 01:40:15 all 0.26 0.00 0.10 0.01 0.01 99.61 01:40:15 0 0.26 0.00 0.10 0.01 0.01 99.62 01:40:15 1 0.26 0.00 0.11 0.02 0.01 99.60 01:50:15 all 0.26 0.00 0.12 0.05 0.01 99.57 01:50:15 0 0.07 0.00 0.15 0.07 0.01 99.70 01:50:15 1 0.44 0.00 0.10 0.03 0.01 99.43 02:00:15 all 0.28 0.00 0.18 0.01 0.01 99.52 02:00:15 0 0.08 0.00 0.18 0.01 0.01 99.73 02:00:15 1 0.48 0.00 0.18 0.02 0.01 99.31 02:10:15 all 0.43 0.00 0.15 0.07 0.01 99.34 02:10:15 0 0.36 0.00 0.19 0.13 0.01 99.30 02:10:15 1 0.50 0.00 0.11 0.01 0.01 99.38 02:20:15 all 0.28 0.00 0.12 0.01 0.01 99.58 02:20:15 0 0.39 0.00 0.12 0.01 0.01 99.48 02:20:15 1 0.16 0.00 0.13 0.02 0.01 99.69 02:30:15 all 0.30 0.00 0.20 0.01 0.01 99.49 02:30:15 0 0.09 0.00 0.22 0.00 0.01 99.68 02:30:15 1 0.51 0.00 0.18 0.02 0.01 99.29 02:40:15 all 0.26 0.00 0.11 0.01 0.01 99.61 02:40:15 0 0.06 0.00 0.14 0.01 0.01 99.79 02:40:15 1 0.47 0.00 0.09 0.01 0.01 99.43 02:50:15 all 16.63 0.00 2.69 1.17 0.03 79.49 02:50:15 0 16.80 0.00 2.60 1.82 0.03 78.75 02:50:15 1 16.45 0.00 2.78 0.52 0.03 80.22 Average: all 1.93 0.00 0.40 0.14 0.01 97.53 Average: 0 1.83 0.00 0.40 0.21 0.01 97.56 Average: 1 2.03 0.00 0.39 0.07 0.01 97.51