---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-21897 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 773 5200 4 2259 7168 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:64:ad:a4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.38/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81455sec preferred_lft 81455sec inet6 fe80::f816:3eff:fe64:ada4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-21897) 05/31/26 _x86_64_ (2 CPU) 01:56:12 LINUX RESTART (2 CPU) 02:00:25 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:24 1.27 0.03 1.24 0.00 1.24 15.17 0.12 02:20:04 1.22 0.01 1.20 0.02 0.07 14.33 1.12 02:30:18 13.71 0.00 1.42 12.29 0.14 17.45 107163.52 02:40:44 1.68 0.24 1.42 0.03 29.68 70.50 1.21 02:50:04 1.23 0.01 1.21 0.02 1.13 14.89 1.21 03:00:34 1.34 0.00 1.32 0.03 0.00 16.27 1.40 03:10:14 1.35 0.03 1.32 0.00 2.22 15.86 0.04 Average: 3.16 0.05 1.30 1.81 5.10 23.88 15701.72 02:00:25 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:24 6301644 7552948 267356 3.29 30596 1426336 530392 5.78 443764 1187252 172 02:20:04 6308980 7560780 259520 3.19 30788 1426636 530340 5.78 443788 1187744 180 02:30:18 6307060 7559492 260628 3.20 31000 1427040 530340 5.78 443888 1188328 184 02:40:44 6254620 7533920 285812 3.51 31380 1453176 726616 7.91 458372 1206084 124 02:50:04 6254620 7534880 284840 3.50 31588 1453916 530412 5.78 460120 1206592 188 03:00:34 6250856 7531704 287936 3.54 31784 1454276 530408 5.78 460568 1207144 192 03:10:14 6255612 7537596 282064 3.47 31944 1455244 530544 5.78 461712 1207712 252 Average: 6276199 7544474 275451 3.39 31297 1442375 558436 6.08 453173 1198694 185 02:00:25 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:24 ens3 0.99 0.03 0.09 0.01 0.00 0.00 0.00 0.00 02:20:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:04 ens3 0.45 0.04 0.06 0.01 0.00 0.00 0.00 0.00 02:30:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:18 ens3 0.34 0.03 0.05 0.01 0.00 0.00 0.00 0.00 02:40:44 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:40:44 ens3 0.65 0.23 3.07 0.05 0.00 0.00 0.00 0.00 02:50:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:04 ens3 0.30 0.04 0.07 0.03 0.00 0.00 0.00 0.00 03:00:34 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:34 ens3 0.35 0.07 0.11 0.06 0.00 0.00 0.00 0.00 03:10:14 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 03:10:14 ens3 0.48 0.24 0.09 0.55 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 0.51 0.10 0.53 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-21897) 05/31/26 _x86_64_ (2 CPU) 01:56:12 LINUX RESTART (2 CPU) 02:00:25 CPU %user %nice %system %iowait %steal %idle 02:10:24 all 0.26 0.00 0.08 0.01 0.03 99.62 02:10:24 0 0.44 0.00 0.06 0.01 0.03 99.48 02:10:24 1 0.08 0.00 0.10 0.02 0.04 99.76 02:20:04 all 0.23 0.00 0.08 0.01 0.03 99.65 02:20:04 0 0.41 0.00 0.07 0.01 0.02 99.49 02:20:04 1 0.06 0.00 0.09 0.01 0.03 99.82 02:30:18 all 0.28 0.00 0.17 0.46 0.02 99.06 02:30:18 0 0.48 0.00 0.16 0.84 0.02 98.51 02:30:18 1 0.08 0.00 0.18 0.09 0.03 99.61 02:40:44 all 0.35 0.00 0.10 0.02 0.03 99.51 02:40:44 0 0.37 0.00 0.08 0.01 0.02 99.51 02:40:44 1 0.32 0.00 0.12 0.03 0.03 99.50 02:50:04 all 0.30 0.00 0.07 0.04 0.03 99.56 02:50:04 0 0.48 0.00 0.06 0.06 0.02 99.38 02:50:04 1 0.13 0.00 0.09 0.01 0.03 99.74 03:00:34 all 0.28 0.00 0.16 0.02 0.02 99.52 03:00:34 0 0.36 0.00 0.17 0.00 0.02 99.44 03:00:34 1 0.20 0.00 0.14 0.03 0.02 99.60 03:10:14 all 0.29 0.00 0.09 0.01 0.02 99.59 03:10:14 0 0.12 0.00 0.11 0.01 0.03 99.74 03:10:14 1 0.46 0.00 0.07 0.01 0.02 99.44 Average: all 0.28 0.00 0.11 0.08 0.03 99.50 Average: 0 0.38 0.00 0.10 0.14 0.02 99.36 Average: 1 0.19 0.00 0.11 0.03 0.03 99.64