---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-29677 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 7.9G 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 746 5300 4 2184 7195 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:ca:d8:75 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.43/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82511sec preferred_lft 82511sec inet6 fe80::f816:3eff:feca:d875/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-29677) 06/23/26 _x86_64_ (2 CPU) 01:58:05 LINUX RESTART (2 CPU) 02:00:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:01 1.89 0.28 1.60 0.02 32.51 76.19 0.78 02:20:37 1.46 0.01 1.44 0.01 1.06 17.02 0.39 02:30:17 1.64 0.00 1.62 0.02 0.00 18.92 901.12 02:40:01 1.32 0.00 1.32 0.00 0.00 15.40 0.00 02:50:37 1.36 0.00 1.36 0.00 0.00 16.07 0.00 03:00:07 1.51 0.00 1.50 0.02 0.00 18.60 916.94 Average: 1.53 0.05 1.47 0.01 5.56 26.92 290.56 02:00:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:01 6258992 7532056 288176 3.54 30756 1447656 736812 8.03 459848 1200560 124 02:20:37 6264244 7538208 282168 3.47 30968 1448328 530828 5.78 454676 1201132 120 02:30:17 6267400 7541876 278472 3.42 31136 1448652 530964 5.78 454708 1201624 164 02:40:01 6259124 7534060 286280 3.52 31296 1448948 531224 5.79 452172 1202080 264 02:50:37 6259124 7534616 285712 3.51 31492 1449304 531244 5.79 452528 1202632 124 03:00:07 6259932 7536068 284208 3.49 31668 1449764 531236 5.79 453064 1203136 256 Average: 6261469 7536147 284169 3.49 31219 1448775 565385 6.16 454499 1201861 175 02:00:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 1.55 0.25 3.31 0.03 0.00 0.00 0.00 0.00 02:20:37 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:37 ens3 0.41 0.03 0.05 0.01 0.00 0.00 0.00 0.00 02:30:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:17 ens3 0.63 0.04 6.19 0.01 0.00 0.00 0.00 0.00 02:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 0.35 0.08 0.10 0.05 0.00 0.00 0.00 0.00 02:50:37 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:37 ens3 0.26 0.06 0.07 0.03 0.00 0.00 0.00 0.00 03:00:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:07 ens3 0.44 0.21 0.15 0.60 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 0.60 0.11 1.61 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-29677) 06/23/26 _x86_64_ (2 CPU) 01:58:05 LINUX RESTART (2 CPU) 02:00:07 CPU %user %nice %system %iowait %steal %idle 02:10:01 all 0.37 0.00 0.10 0.02 0.03 99.48 02:10:01 0 0.45 0.00 0.05 0.01 0.02 99.47 02:10:01 1 0.29 0.00 0.14 0.04 0.03 99.50 02:20:37 all 0.28 0.00 0.07 0.01 0.03 99.61 02:20:37 0 0.18 0.00 0.07 0.01 0.03 99.71 02:20:37 1 0.37 0.00 0.07 0.01 0.03 99.51 02:30:17 all 0.29 0.00 0.17 0.01 0.03 99.50 02:30:17 0 0.08 0.00 0.19 0.01 0.03 99.69 02:30:17 1 0.50 0.00 0.14 0.02 0.02 99.31 02:40:01 all 0.29 0.00 0.07 0.01 0.02 99.61 02:40:01 0 0.25 0.00 0.08 0.02 0.03 99.63 02:40:01 1 0.33 0.00 0.06 0.01 0.02 99.59 02:50:37 all 0.25 0.00 0.08 0.01 0.02 99.64 02:50:37 0 0.39 0.00 0.06 0.01 0.01 99.53 02:50:37 1 0.10 0.00 0.09 0.02 0.02 99.76 03:00:07 all 0.29 0.00 0.16 0.01 0.02 99.52 03:00:07 0 0.13 0.00 0.17 0.00 0.02 99.67 03:00:07 1 0.44 0.00 0.15 0.02 0.02 99.37 Average: all 0.29 0.00 0.11 0.01 0.02 99.56 Average: 0 0.25 0.00 0.10 0.01 0.02 99.62 Average: 1 0.34 0.00 0.11 0.02 0.03 99.51