---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-1379 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 763 5285 4 2181 7178 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:de:34 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.15/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81283sec preferred_lft 81283sec inet6 fe80::f816:3eff:fefd:de34/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-1379) 04/09/26 _x86_64_ (2 CPU) 01:47:23 LINUX RESTART (2 CPU) 01:50:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:07 1.48 0.02 1.45 0.01 1.24 17.91 435.08 02:10:01 1.21 0.01 1.20 0.00 0.05 14.96 0.12 02:20:07 1.21 0.00 1.21 0.00 0.01 14.93 0.12 02:30:07 1.34 0.00 1.33 0.01 0.00 16.61 653.53 02:40:01 14.44 0.32 1.46 12.66 39.53 72.43 110206.42 02:50:08 1.69 0.40 1.28 0.00 16.66 46.71 0.05 03:00:07 22.10 2.63 17.22 2.25 212.75 3086.53 519.42 03:10:01 1.33 0.00 1.31 0.02 0.00 22.03 1.29 Average: 5.59 0.42 3.31 1.86 33.77 411.52 13863.59 01:50:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:07 6288900 7536216 284264 3.50 30596 1422608 528664 5.76 445148 1183128 184 02:10:01 6288660 7536492 284000 3.49 30776 1422936 528796 5.76 445112 1183636 124 02:20:07 6301596 7549920 270564 3.33 30936 1423264 528796 5.76 445328 1184124 64 02:30:07 6298116 7546944 273496 3.36 31100 1423596 528804 5.76 445340 1184620 224 02:40:01 6250300 7527920 291724 3.59 31456 1451648 727056 7.92 462368 1201936 240 02:50:08 6217716 7510992 308500 3.79 31760 1466768 567420 6.18 497592 1215404 224 03:00:07 5250852 7361972 409604 5.04 85128 2190368 667956 7.28 628860 1948332 264 03:10:01 5230452 7343620 427960 5.26 85304 2192240 690732 7.52 643664 1950380 220 Average: 6015824 7489260 318764 3.92 44632 1624178 596028 6.49 501676 1381445 193 01:50:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:07 ens3 0.76 0.08 0.10 0.04 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 0.37 0.04 0.05 0.02 0.00 0.00 0.00 0.00 02:20:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:07 ens3 0.84 0.03 5.63 0.01 0.00 0.00 0.00 0.00 02:30:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:07 ens3 0.26 0.04 0.06 0.01 0.00 0.00 0.00 0.00 02:40:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 0.47 0.22 3.11 0.05 0.00 0.00 0.00 0.00 02:50:08 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:50:08 ens3 11.67 6.49 23.82 3.09 0.00 0.00 0.00 0.00 03:00:07 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:00:07 ens3 54.66 39.21 287.45 8.75 0.00 0.00 0.00 0.00 03:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:01 ens3 12.48 11.27 108.39 1.04 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 10.19 7.17 53.49 1.63 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-1379) 04/09/26 _x86_64_ (2 CPU) 01:47:23 LINUX RESTART (2 CPU) 01:50:06 CPU %user %nice %system %iowait %steal %idle 02:00:07 all 0.24 0.00 0.17 0.01 0.03 99.55 02:00:07 0 0.10 0.00 0.18 0.01 0.04 99.67 02:00:07 1 0.39 0.00 0.16 0.01 0.03 99.42 02:10:01 all 0.26 0.00 0.08 0.01 0.02 99.63 02:10:01 0 0.38 0.00 0.07 0.00 0.02 99.53 02:10:01 1 0.15 0.00 0.08 0.01 0.03 99.73 02:20:07 all 0.27 0.00 0.07 0.01 0.03 99.63 02:20:07 0 0.41 0.00 0.06 0.00 0.02 99.50 02:20:07 1 0.12 0.00 0.08 0.02 0.03 99.76 02:30:07 all 0.29 0.00 0.17 0.02 0.02 99.50 02:30:07 0 0.49 0.00 0.16 0.04 0.02 99.29 02:30:07 1 0.08 0.00 0.18 0.01 0.03 99.70 02:40:01 all 0.36 0.00 0.12 0.04 0.02 99.45 02:40:01 0 0.58 0.00 0.14 0.07 0.02 99.19 02:40:01 1 0.14 0.00 0.10 0.01 0.03 99.72 02:50:08 all 0.58 0.00 0.13 0.02 0.02 99.25 02:50:08 0 0.33 0.00 0.15 0.02 0.03 99.48 02:50:08 1 0.84 0.00 0.11 0.01 0.02 99.02 03:00:07 all 10.84 0.00 1.77 0.53 0.06 86.80 03:00:07 0 9.46 0.00 1.59 0.51 0.06 88.39 03:00:07 1 12.22 0.00 1.95 0.54 0.07 85.22 03:10:01 all 0.84 0.00 0.20 0.01 0.05 98.90 03:10:01 0 0.62 0.00 0.18 0.00 0.04 99.16 03:10:01 1 1.07 0.00 0.21 0.01 0.06 98.65 Average: all 1.71 0.00 0.34 0.08 0.03 97.84 Average: 0 1.54 0.00 0.32 0.08 0.03 98.03 Average: 1 1.87 0.00 0.36 0.08 0.04 97.65