---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-65182 6.8.0-146-generic #146-Ubuntu SMP PREEMPT_DYNAMIC Thu Sep 3 16:12:30 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 8.2G 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 867 4925 4 2456 7074 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:cb:6b:1c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.31/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 666sec preferred_lft 666sec inet6 fe80::f816:3eff:fecb:6b1c/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-65182) 10/16/26 _x86_64_ (2 CPU) 00:00:41 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:02 1.98 0.02 1.95 0.01 0.87 22.72 0.40 00:20:41 2.15 0.10 2.02 0.03 2.84 27.09 224.73 00:30:11 2.12 0.00 2.09 0.02 0.00 23.31 0.45 00:40:01 1.69 0.00 1.69 0.00 0.00 18.21 0.00 00:50:21 1.81 0.00 1.81 0.00 0.00 19.29 0.00 01:00:31 11.90 1.30 10.05 0.54 96.44 1406.94 1168.01 Average: 3.64 0.24 3.30 0.10 17.03 257.45 238.59 00:00:41 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:02 5943416 7414096 387704 4.77 83892 1578256 873996 9.52 568208 1365672 272 00:20:41 5974592 7404016 397756 4.89 84068 1536764 871796 9.50 567188 1324020 124 00:30:11 5984360 7414280 387348 4.76 84220 1537096 871796 9.50 567160 1324504 116 00:40:01 5992684 7422992 378640 4.66 84316 1537388 871796 9.50 567092 1324892 124 00:50:21 5991852 7422644 378988 4.66 84436 1537752 871796 9.50 567024 1325376 172 01:00:31 5305052 7322852 441980 5.43 116888 2060796 904460 9.85 624016 1866152 219272 Average: 5865326 7400147 395403 4.86 89637 1631342 877607 9.56 576781 1421769 36680 00:00:41 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:02 lo 1.08 1.08 0.05 0.05 0.00 0.00 0.00 0.00 00:10:02 ens3 0.16 0.07 0.05 0.04 0.00 0.00 0.00 0.00 00:20:41 lo 1.17 1.17 0.06 0.06 0.00 0.00 0.00 0.00 00:20:41 ens3 0.22 0.10 0.07 0.04 0.00 0.00 0.00 0.00 00:30:11 lo 1.11 1.11 0.06 0.06 0.00 0.00 0.00 0.00 00:30:11 ens3 0.51 0.16 0.18 0.11 0.00 0.00 0.00 0.00 00:40:01 lo 1.08 1.08 0.05 0.05 0.00 0.00 0.00 0.00 00:40:01 ens3 0.41 0.10 0.10 0.06 0.00 0.00 0.00 0.00 00:50:21 lo 1.11 1.11 0.06 0.06 0.00 0.00 0.00 0.00 00:50:21 ens3 0.22 0.08 0.07 0.03 0.00 0.00 0.00 0.00 01:00:31 lo 1.20 1.20 0.07 0.07 0.00 0.00 0.00 0.00 01:00:31 ens3 38.38 26.69 224.90 6.50 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 6.77 4.62 38.29 1.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-65182) 10/16/26 _x86_64_ (2 CPU) 00:00:41 CPU %user %nice %system %iowait %steal %idle 00:10:02 all 0.25 0.00 0.12 0.01 0.01 99.60 00:10:02 0 0.45 0.00 0.09 0.02 0.01 99.43 00:10:02 1 0.06 0.00 0.15 0.01 0.01 99.77 00:20:41 all 0.58 0.00 0.24 0.02 0.00 99.17 00:20:41 0 0.45 0.00 0.24 0.03 0.00 99.28 00:20:41 1 0.70 0.00 0.23 0.01 0.00 99.06 00:30:11 all 0.27 0.00 0.19 0.01 0.00 99.53 00:30:11 0 0.32 0.00 0.16 0.02 0.00 99.49 00:30:11 1 0.21 0.00 0.21 0.00 0.00 99.57 00:40:01 all 0.24 0.00 0.08 0.01 0.00 99.67 00:40:01 0 0.43 0.00 0.04 0.02 0.00 99.51 00:40:01 1 0.04 0.00 0.11 0.01 0.00 99.84 00:50:21 all 0.24 0.00 0.07 0.01 0.00 99.67 00:50:21 0 0.39 0.00 0.04 0.02 0.00 99.55 00:50:21 1 0.10 0.00 0.09 0.00 0.00 99.80 01:00:31 all 4.66 0.00 0.89 0.27 0.00 94.17 01:00:31 0 6.24 0.00 1.08 0.49 0.00 92.18 01:00:31 1 3.09 0.00 0.70 0.04 0.00 96.16 Average: all 1.06 0.00 0.27 0.06 0.00 98.62 Average: 0 1.40 0.00 0.28 0.10 0.00 98.22 Average: 1 0.72 0.00 0.25 0.01 0.00 99.01