---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-65510 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 880 4987 4 2373 7061 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:7f:a2:47 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.170/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82051sec preferred_lft 82051sec inet6 fe80::f816:3eff:fe7f:a247/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-65510) 10/18/26 _x86_64_ (2 CPU) 00:07:38 LINUX RESTART (2 CPU) 00:10:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:06 2.43 0.34 2.07 0.02 44.27 111.60 218.16 00:30:01 1.71 0.01 1.68 0.02 0.05 20.45 658.86 00:40:06 1.52 0.00 1.50 0.02 0.00 18.46 0.13 00:50:06 1.51 0.00 1.50 0.02 0.00 17.61 0.13 01:00:01 18.27 1.63 15.24 1.40 118.69 2499.17 1115.97 01:10:06 9.81 1.15 7.62 1.04 100.88 1101.98 275.74 Average: 5.86 0.52 4.92 0.42 43.96 626.44 376.19 00:10:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:06 6091940 7439072 374368 4.60 59864 1487864 874144 9.52 547884 1257364 64 00:30:01 6098464 7446200 367104 4.51 60100 1488204 874144 9.52 548020 1257940 180 00:40:06 6096700 7445036 368264 4.53 60316 1488588 877872 9.56 550152 1258476 268 00:50:06 6097220 7446276 367016 4.51 60500 1489120 877880 9.56 550324 1258996 332 01:00:01 5324968 7353388 419068 5.15 100736 2093572 933100 10.16 640344 1885084 7040 01:10:06 4951232 7258196 501008 6.16 114400 2347064 1029176 11.21 726840 2125336 628 Average: 5776754 7398028 399471 4.91 75986 1732402 911053 9.92 593927 1507199 1419 00:10:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:06 lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 00:20:06 ens3 1.04 0.37 3.53 0.06 0.00 0.00 0.00 0.00 00:30:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 00:30:01 ens3 0.49 0.09 0.08 0.04 0.00 0.00 0.00 0.00 00:40:06 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 00:40:06 ens3 0.51 0.13 0.13 0.08 0.00 0.00 0.00 0.00 00:50:06 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 00:50:06 ens3 0.42 0.09 0.07 0.04 0.00 0.00 0.00 0.00 01:00:01 lo 1.27 1.27 0.07 0.07 0.00 0.00 0.00 0.00 01:00:01 ens3 58.47 42.44 310.76 7.82 0.00 0.00 0.00 0.00 01:10:06 lo 1.22 1.22 0.07 0.07 0.00 0.00 0.00 0.00 01:10:06 ens3 28.04 20.81 67.20 5.55 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 14.79 10.63 63.32 2.26 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-65510) 10/18/26 _x86_64_ (2 CPU) 00:07:38 LINUX RESTART (2 CPU) 00:10:06 CPU %user %nice %system %iowait %steal %idle 00:20:06 all 0.44 0.00 0.16 0.03 0.00 99.37 00:20:06 0 0.40 0.00 0.12 0.03 0.00 99.45 00:20:06 1 0.47 0.00 0.20 0.04 0.00 99.29 00:30:01 all 0.30 0.00 0.17 0.01 0.00 99.51 00:30:01 0 0.34 0.00 0.17 0.01 0.00 99.48 00:30:01 1 0.26 0.00 0.18 0.02 0.00 99.53 00:40:06 all 0.32 0.00 0.07 0.01 0.00 99.59 00:40:06 0 0.57 0.00 0.05 0.00 0.00 99.37 00:40:06 1 0.07 0.00 0.09 0.02 0.00 99.81 00:50:06 all 0.26 0.00 0.07 0.01 0.00 99.65 00:50:06 0 0.15 0.00 0.08 0.00 0.00 99.77 00:50:06 1 0.37 0.00 0.06 0.02 0.00 99.54 01:00:01 all 7.68 0.00 1.30 0.42 0.01 90.60 01:00:01 0 4.90 0.00 1.16 0.52 0.01 93.42 01:00:01 1 10.46 0.00 1.44 0.31 0.01 87.78 01:10:06 all 4.79 0.00 0.97 0.17 0.01 94.07 01:10:06 0 4.86 0.00 0.95 0.15 0.01 94.02 01:10:06 1 4.71 0.00 0.98 0.19 0.01 94.11 Average: all 2.29 0.00 0.46 0.11 0.00 97.14 Average: 0 1.87 0.00 0.42 0.12 0.00 97.59 Average: 1 2.72 0.00 0.49 0.10 0.01 96.69