---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-8874 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: 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 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 760 5274 4 2195 7181 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:01:87:47 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.88/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82026sec preferred_lft 82026sec inet6 fe80::f816:3eff:fe01:8747/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-8874) 04/28/26 _x86_64_ (2 CPU) 00:40:50 LINUX RESTART (2 CPU) 00:50:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:03 1.55 0.01 1.52 0.02 0.05 18.72 872.13 01:10:03 1.34 0.00 1.32 0.02 0.00 15.71 1.20 01:20:01 1.35 0.00 1.34 0.02 0.01 15.66 1.20 01:30:03 14.75 0.32 1.89 12.54 40.06 78.09 109561.53 01:40:01 1.80 0.40 1.38 0.02 15.88 47.82 1.20 01:50:03 22.23 2.61 17.37 2.26 211.51 3144.37 585.92 Average: 7.19 0.56 4.14 2.49 44.72 555.18 18576.27 00:50:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:03 6285904 7532924 287588 3.54 30728 1422156 531208 5.79 449716 1183668 216 01:10:03 6285456 7533024 287476 3.53 30944 1422492 531344 5.79 449804 1184212 272 01:20:01 6293248 7541356 279148 3.43 31156 1422808 531344 5.79 450308 1184748 176 01:30:03 6230392 7508024 311752 3.83 31584 1451476 531344 5.79 461584 1202436 292 01:40:01 6203092 7495944 323572 3.98 31936 1466280 575352 6.27 508556 1215948 320 01:50:03 5269768 7393504 377916 4.65 85232 2202652 658932 7.18 612100 1961580 280 Average: 6094643 7500796 311242 3.83 40263 1564644 559921 6.10 488678 1322099 259 00:50:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:03 ens3 0.53 0.06 0.08 0.03 0.00 0.00 0.00 0.00 01:10:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:03 ens3 0.57 0.07 1.81 0.03 0.00 0.00 0.00 0.00 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 0.47 0.08 0.12 0.05 0.00 0.00 0.00 0.00 01:30:03 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:30:03 ens3 0.47 0.21 3.13 0.05 0.00 0.00 0.00 0.00 01:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 9.99 4.80 20.09 2.74 0.00 0.00 0.00 0.00 01:50:03 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 01:50:03 ens3 99.73 71.77 291.40 15.80 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 18.68 12.87 52.93 3.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-8874) 04/28/26 _x86_64_ (2 CPU) 00:40:50 LINUX RESTART (2 CPU) 00:50:03 CPU %user %nice %system %iowait %steal %idle 01:00:03 all 0.31 0.00 0.15 0.01 0.04 99.48 01:00:03 0 0.09 0.00 0.15 0.02 0.05 99.70 01:00:03 1 0.53 0.00 0.16 0.01 0.04 99.26 01:10:03 all 0.22 0.00 0.07 0.01 0.04 99.66 01:10:03 0 0.34 0.00 0.06 0.01 0.03 99.56 01:10:03 1 0.10 0.00 0.08 0.01 0.04 99.76 01:20:01 all 0.21 0.00 0.07 0.01 0.04 99.67 01:20:01 0 0.18 0.00 0.07 0.00 0.04 99.72 01:20:01 1 0.25 0.00 0.07 0.02 0.04 99.62 01:30:03 all 0.35 0.00 0.21 0.05 0.04 99.35 01:30:03 0 0.28 0.00 0.18 0.01 0.04 99.48 01:30:03 1 0.42 0.00 0.24 0.08 0.04 99.21 01:40:01 all 0.48 0.00 0.09 0.02 0.04 99.37 01:40:01 0 0.48 0.00 0.08 0.02 0.05 99.38 01:40:01 1 0.48 0.00 0.10 0.02 0.03 99.37 01:50:03 all 12.98 0.00 1.89 0.57 0.07 84.50 01:50:03 0 16.35 0.00 2.01 0.81 0.06 80.76 01:50:03 1 9.60 0.00 1.77 0.33 0.07 88.23 Average: all 2.43 0.00 0.42 0.11 0.04 97.00 Average: 0 2.96 0.00 0.43 0.15 0.05 96.43 Average: 1 1.90 0.00 0.40 0.08 0.04 97.57