---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-6569 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 788 5088 4 2367 7153 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:8e:73:48 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.161/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 59369sec preferred_lft 59369sec inet6 fe80::f816:3eff:fe8e:7348/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-6569) 09/11/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.62 0.02 1.59 0.02 0.81 19.25 5.43 00:20:01 1.77 0.11 1.64 0.03 3.05 23.07 279.26 00:30:01 1.65 0.00 1.62 0.03 0.00 18.71 0.44 00:40:01 30.92 2.90 24.33 3.69 228.28 3693.96 3138.66 Average: 8.99 0.75 7.29 0.94 58.02 938.48 855.80 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 6109224 7511580 296716 3.65 52372 1547068 754184 8.21 477228 1315092 240 00:20:01 6124032 7492340 315860 3.88 52532 1512804 751228 8.18 476004 1280580 220 00:30:01 6122544 7491464 316736 3.89 52688 1513260 751388 8.18 476084 1281064 220 00:40:01 5221524 7332620 432476 5.32 107208 2164604 852116 9.28 637484 1940448 14892 Average: 5894331 7457001 340447 4.19 66200 1684434 777229 8.47 516700 1454296 3893 00:00:01 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 0.29 0.09 0.09 0.05 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 0.22 0.06 0.05 0.02 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 0.57 0.14 0.19 0.11 0.00 0.00 0.00 0.00 00:40:01 lo 1.36 1.36 0.09 0.09 0.00 0.00 0.00 0.00 00:40:01 ens3 80.67 58.25 330.87 16.00 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 20.43 14.63 82.77 4.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-6569) 09/11/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.26 0.00 0.13 0.01 0.00 99.59 00:10:01 0 0.45 0.00 0.10 0.02 0.00 99.43 00:10:01 1 0.06 0.00 0.16 0.01 0.01 99.76 00:20:01 all 0.60 0.00 0.24 0.01 0.01 99.15 00:20:01 0 0.30 0.00 0.22 0.02 0.01 99.45 00:20:01 1 0.89 0.00 0.25 0.01 0.01 98.84 00:30:01 all 0.27 0.00 0.19 0.01 0.00 99.52 00:30:01 0 0.47 0.00 0.20 0.01 0.00 99.32 00:30:01 1 0.07 0.00 0.19 0.01 0.00 99.72 00:40:01 all 15.27 0.00 2.40 0.65 0.01 81.67 00:40:01 0 18.80 0.00 2.60 0.60 0.02 77.99 00:40:01 1 11.73 0.00 2.21 0.70 0.01 85.35 Average: all 4.10 0.00 0.74 0.17 0.01 94.98 Average: 0 5.01 0.00 0.78 0.16 0.01 94.04 Average: 1 3.19 0.00 0.70 0.18 0.01 95.92