---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-8127 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 792 5238 4 2198 7149 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:fd:2a:c9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.63/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83161sec preferred_lft 83161sec inet6 fe80::f816:3eff:fefd:2ac9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-8127) 03/22/26 _x86_64_ (2 CPU) 23:01:25 LINUX RESTART (2 CPU) 23:10:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:20:37 1.46 0.01 1.44 0.01 0.06 19.04 0.69 23:30:37 2.14 0.32 1.79 0.03 39.27 78.23 0.44 23:40:08 1.48 0.01 1.47 0.01 1.11 21.71 0.06 23:50:37 1.39 0.00 1.39 0.00 0.09 35.58 0.03 Average: 1.61 0.08 1.52 0.01 10.01 38.59 0.31 23:10:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:20:37 5315288 7394920 377424 4.64 84720 2159592 670012 7.30 608740 1928876 204 23:30:37 5252788 7361476 410288 5.05 84968 2188304 868908 9.46 627488 1946736 164 23:40:08 5264048 7374520 397572 4.89 85116 2189900 673312 7.33 622992 1948200 192 23:50:37 5265440 7382196 389840 4.79 85276 2196044 701660 7.64 626400 1954484 276 Average: 5274391 7378278 393781 4.84 85020 2183460 728473 7.93 621405 1944574 209 23:10:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:20:37 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 23:20:37 ens3 1.07 0.48 0.21 0.10 0.00 0.00 0.00 0.00 23:30:37 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 23:30:37 ens3 1.53 0.69 3.49 0.14 0.00 0.00 0.00 0.00 23:40:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 23:40:08 ens3 1.45 0.60 1.04 0.17 0.00 0.00 0.00 0.00 23:50:37 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 23:50:37 ens3 6.09 4.11 1.68 0.87 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 2.57 1.50 1.60 0.33 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-8127) 03/22/26 _x86_64_ (2 CPU) 23:01:25 LINUX RESTART (2 CPU) 23:10:10 CPU %user %nice %system %iowait %steal %idle 23:20:37 all 8.94 0.00 0.77 0.01 0.08 90.20 23:20:37 0 10.59 0.00 0.93 0.01 0.08 88.39 23:20:37 1 7.32 0.00 0.62 0.02 0.08 91.97 23:30:37 all 9.43 0.00 0.87 0.02 0.07 89.61 23:30:37 0 6.37 0.00 0.67 0.02 0.07 92.87 23:30:37 1 12.57 0.00 1.07 0.03 0.07 86.26 23:40:08 all 9.43 0.00 0.73 0.01 0.08 89.75 23:40:08 0 13.99 0.00 1.09 0.01 0.07 84.85 23:40:08 1 5.08 0.00 0.39 0.02 0.09 94.43 23:50:37 all 6.31 0.00 0.55 0.01 0.08 93.05 23:50:37 0 4.28 0.00 0.49 0.01 0.09 95.14 23:50:37 1 8.37 0.00 0.62 0.02 0.06 90.93 Average: all 8.48 0.00 0.73 0.02 0.08 90.70 Average: 0 8.64 0.00 0.78 0.01 0.08 90.49 Average: 1 8.33 0.00 0.67 0.02 0.07 90.90