---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-34108 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 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 nrip_save 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 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 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 21% / 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 785 5168 4 2281 7156 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:cc:da:ef brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.138/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82144sec preferred_lft 82144sec inet6 fe80::f816:3eff:fecc:daef/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-34108) 07/09/26 _x86_64_ (2 CPU) 00:37:42 LINUX RESTART (2 CPU) 00:40:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:04 1.42 0.03 1.40 0.00 1.24 16.51 0.12 01:00:04 14.21 0.01 1.66 12.54 0.20 19.67 110052.58 01:10:04 1.34 0.00 1.33 0.00 0.00 15.37 0.12 01:20:04 1.90 0.25 1.64 0.01 30.99 76.01 0.17 01:30:04 1.61 0.01 1.59 0.01 1.05 19.15 653.43 01:40:04 1.61 0.25 1.36 0.00 8.68 32.83 0.00 Average: 3.68 0.09 1.50 2.09 7.03 29.92 18451.02 00:40:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:04 6283292 7530860 289680 3.56 30548 1422712 527944 5.75 446320 1183204 208 01:00:04 6285472 7533644 286572 3.52 30752 1423088 528064 5.75 446596 1183756 180 01:10:04 6291632 7540296 279908 3.44 30932 1423412 528152 5.75 446956 1184248 256 01:20:04 6256424 7532276 287420 3.53 31276 1449880 728024 7.93 461088 1202308 276 01:30:04 6258124 7534852 284864 3.50 31468 1450532 528696 5.76 455704 1202836 284 01:40:04 6251404 7536560 283084 3.48 31684 1458664 537672 5.86 471852 1210228 252 Average: 6271058 7534748 285255 3.51 31110 1438048 563092 6.13 454753 1194430 243 00:40:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:04 ens3 1.46 0.08 0.18 0.06 0.00 0.00 0.00 0.00 01:00:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:04 ens3 0.41 0.06 0.07 0.03 0.00 0.00 0.00 0.00 01:10:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:04 ens3 0.78 0.04 8.35 0.03 0.00 0.00 0.00 0.00 01:20:04 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:20:04 ens3 1.11 0.61 3.29 0.53 0.00 0.00 0.00 0.00 01:30:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:04 ens3 0.28 0.03 0.06 0.03 0.00 0.00 0.00 0.00 01:40:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:04 ens3 4.84 2.08 10.10 0.74 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 1.48 0.48 3.67 0.24 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-34108) 07/09/26 _x86_64_ (2 CPU) 00:37:42 LINUX RESTART (2 CPU) 00:40:04 CPU %user %nice %system %iowait %steal %idle 00:50:04 all 0.31 0.00 0.09 0.02 0.02 99.56 00:50:04 0 0.51 0.00 0.09 0.01 0.02 99.37 00:50:04 1 0.10 0.00 0.09 0.03 0.02 99.76 01:00:04 all 0.28 0.00 0.18 0.03 0.03 99.48 01:00:04 0 0.32 0.00 0.20 0.05 0.03 99.41 01:00:04 1 0.25 0.00 0.15 0.01 0.03 99.56 01:10:04 all 0.28 0.00 0.07 0.01 0.02 99.62 01:10:04 0 0.17 0.00 0.10 0.01 0.03 99.69 01:10:04 1 0.39 0.00 0.04 0.00 0.02 99.55 01:20:04 all 0.41 0.00 0.11 0.02 0.02 99.44 01:20:04 0 0.53 0.00 0.12 0.03 0.03 99.29 01:20:04 1 0.30 0.00 0.09 0.01 0.02 99.58 01:30:04 all 0.29 0.00 0.16 0.01 0.02 99.52 01:30:04 0 0.28 0.00 0.18 0.01 0.02 99.51 01:30:04 1 0.29 0.00 0.14 0.02 0.02 99.53 01:40:04 all 0.34 0.00 0.08 0.01 0.02 99.54 01:40:04 0 0.33 0.00 0.08 0.01 0.02 99.56 01:40:04 1 0.36 0.00 0.08 0.02 0.02 99.53 Average: all 0.32 0.00 0.11 0.02 0.02 99.53 Average: 0 0.36 0.00 0.13 0.02 0.02 99.47 Average: 1 0.28 0.00 0.10 0.01 0.02 99.59