---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-9202 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 775 5094 4 2374 7166 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:ec:2f:ad brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.154/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 6935sec preferred_lft 6935sec inet6 fe80::f816:3eff:feec:2fad/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-9202) 09/19/26 _x86_64_ (2 CPU) 00:00:24 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:24 1.72 0.02 1.69 0.01 0.81 20.47 428.19 00:20:01 1.95 0.11 1.81 0.03 3.17 25.38 562.72 00:30:24 1.81 0.00 1.78 0.03 0.00 19.92 408.95 00:40:01 28.86 2.98 22.71 3.18 232.40 3786.01 3332.88 Average: 8.39 0.75 6.84 0.79 57.40 935.68 1161.01 00:00:24 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:24 6100136 7510312 297904 3.66 54164 1552756 757472 8.25 488320 1322132 368 00:20:01 6123860 7494992 313140 3.85 54316 1513512 754820 8.22 486808 1282824 124 00:30:24 6112788 7484532 323596 3.98 54464 1513968 754988 8.22 487128 1283300 124 00:40:01 5297924 7408356 356356 4.38 107828 2162560 783848 8.54 573552 1940152 21436 Average: 5908677 7474548 322749 3.97 67693 1685699 762782 8.31 508952 1457102 5513 00:00:24 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:24 ens3 0.34 0.09 0.15 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 0.27 0.08 0.06 0.04 0.00 0.00 0.00 0.00 00:30:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:24 ens3 0.53 0.12 0.17 0.09 0.00 0.00 0.00 0.00 00:40:01 lo 1.34 1.34 0.08 0.08 0.00 0.00 0.00 0.00 00:40:01 ens3 78.80 59.79 345.67 15.39 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 19.42 14.59 84.02 3.79 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-9202) 09/19/26 _x86_64_ (2 CPU) 00:00:24 CPU %user %nice %system %iowait %steal %idle 00:10:24 all 0.25 0.00 0.15 0.01 0.01 99.58 00:10:24 0 0.43 0.00 0.13 0.01 0.00 99.43 00:10:24 1 0.07 0.00 0.18 0.01 0.01 99.73 00:20:01 all 0.68 0.00 0.28 0.01 0.01 99.02 00:20:01 0 0.87 0.00 0.27 0.01 0.00 98.85 00:20:01 1 0.48 0.00 0.30 0.02 0.01 99.20 00:30:24 all 0.30 0.00 0.18 0.01 0.00 99.52 00:30:24 0 0.50 0.00 0.14 0.01 0.00 99.34 00:30:24 1 0.09 0.00 0.21 0.00 0.00 99.70 00:40:01 all 13.88 0.00 2.27 0.64 0.01 83.19 00:40:01 0 17.71 0.00 2.60 0.49 0.01 79.19 00:40:01 1 10.05 0.00 1.94 0.80 0.01 87.19 Average: all 3.68 0.00 0.71 0.16 0.01 95.45 Average: 0 4.75 0.00 0.77 0.12 0.01 94.35 Average: 1 2.60 0.00 0.64 0.20 0.01 96.54