---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-66219 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 8.1G 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 825 5088 4 2327 7116 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:53:db:a3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.103/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84172sec preferred_lft 84172sec inet6 fe80::f816:3eff:fe53:dba3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-66219) 10/22/26 _x86_64_ (2 CPU) 01:03:30 LINUX RESTART (2 CPU) 01:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:00 15.99 0.01 1.52 14.46 0.21 18.85 105752.55 01:30:03 1.92 0.00 1.90 0.02 0.00 23.37 0.23 01:40:03 5.63 0.08 4.24 1.31 6.29 219.84 2279.88 Average: 7.84 0.03 2.55 5.25 2.17 87.26 35957.34 01:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:00 5064772 7332692 425772 5.24 114256 2307600 776988 8.46 650376 2095860 132 01:30:03 5058736 7327192 431292 5.30 114432 2307960 777256 8.47 650552 2096396 216 01:40:03 5180264 7247996 520600 6.40 116988 2113708 817880 8.91 719944 1902928 11424 Average: 5101257 7302627 459221 5.65 115225 2243089 790708 8.61 673624 2031728 3924 01:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:00 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:20:00 ens3 1.16 0.18 0.12 0.05 0.00 0.00 0.00 0.00 01:30:03 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:30:03 ens3 0.69 0.29 0.14 0.07 0.00 0.00 0.00 0.00 01:40:03 lo 1.16 1.16 0.06 0.06 0.00 0.00 0.00 0.00 01:40:03 ens3 7.09 5.16 8.89 2.67 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 2.97 1.87 3.05 0.93 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-66219) 10/22/26 _x86_64_ (2 CPU) 01:03:30 LINUX RESTART (2 CPU) 01:10:00 CPU %user %nice %system %iowait %steal %idle 01:20:00 all 0.39 0.00 0.17 0.04 0.01 99.40 01:20:00 0 0.43 0.00 0.14 0.03 0.01 99.39 01:20:00 1 0.35 0.00 0.19 0.05 0.01 99.40 01:30:03 all 0.39 0.00 0.23 0.01 0.00 99.36 01:30:03 0 0.48 0.00 0.18 0.00 0.00 99.33 01:30:03 1 0.29 0.00 0.28 0.03 0.01 99.39 01:40:03 all 3.64 0.00 0.49 0.10 0.01 95.76 01:40:03 0 6.59 0.00 0.63 0.15 0.01 92.62 01:40:03 1 0.71 0.00 0.34 0.05 0.00 98.90 Average: all 1.47 0.00 0.29 0.05 0.01 98.18 Average: 0 2.50 0.00 0.32 0.06 0.01 97.12 Average: 1 0.45 0.00 0.27 0.04 0.01 99.23