---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-64980 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: 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 8.2G 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 887 4913 4 2440 7054 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:18:9c:65 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.106/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83984sec preferred_lft 83984sec inet6 fe80::f816:3eff:fe18:9c65/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-64980) 10/14/26 _x86_64_ (2 CPU) 01:06:51 LINUX RESTART (2 CPU) 01:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:02 12.32 1.23 9.62 1.46 109.33 1347.71 589.89 01:30:02 1.65 0.01 1.62 0.02 0.05 59.41 0.28 01:40:01 2.04 0.32 1.72 0.01 42.67 131.71 0.17 Average: 5.34 0.52 4.32 0.50 50.72 513.51 197.05 01:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:02 5058540 7326052 434236 5.34 113212 2309456 790012 8.60 675092 2095776 268 01:30:02 5042516 7321564 438384 5.39 113396 2320784 798492 8.70 675148 2107312 220 01:40:01 4958656 7284140 475044 5.84 113696 2366536 1001340 10.91 693472 2143156 240 Average: 5019904 7310585 449221 5.52 113435 2332259 863281 9.40 681237 2115415 243 01:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:02 lo 1.26 1.26 0.07 0.07 0.00 0.00 0.00 0.00 01:20:02 ens3 28.01 21.48 44.02 5.55 0.00 0.00 0.00 0.00 01:30:02 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:30:02 ens3 19.38 16.32 3.56 2.13 0.00 0.00 0.00 0.00 01:40:01 lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 01:40:01 ens3 16.91 15.73 11.10 2.20 0.00 0.00 0.00 0.00 Average: lo 1.16 1.16 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 21.44 17.85 19.58 3.29 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-64980) 10/14/26 _x86_64_ (2 CPU) 01:06:51 LINUX RESTART (2 CPU) 01:10:01 CPU %user %nice %system %iowait %steal %idle 01:20:02 all 7.73 0.00 1.14 0.21 0.01 90.91 01:20:02 0 6.85 0.00 1.10 0.25 0.01 91.80 01:20:02 1 8.61 0.00 1.19 0.17 0.01 90.02 01:30:02 all 3.02 0.00 0.42 0.01 0.01 96.53 01:30:02 0 4.28 0.00 0.47 0.01 0.01 95.23 01:30:02 1 1.78 0.00 0.38 0.02 0.01 97.81 01:40:01 all 2.19 0.00 0.33 0.03 0.01 97.45 01:40:01 0 2.38 0.00 0.34 0.04 0.01 97.24 01:40:01 1 1.99 0.00 0.31 0.03 0.01 97.66 Average: all 4.33 0.00 0.63 0.08 0.01 94.95 Average: 0 4.52 0.00 0.64 0.10 0.01 94.74 Average: 1 4.14 0.00 0.63 0.07 0.01 95.15