---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-38297 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: 5599.86 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 8.0G 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 735 5217 4 2281 7206 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:1a:f4:77 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.127/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82114sec preferred_lft 82114sec inet6 fe80::f816:3eff:fe1a:f477/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-38297) 07/24/26 _x86_64_ (2 CPU) 05:16:31 LINUX RESTART (2 CPU) 05:20:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:30:01 1.62 0.03 1.57 0.02 1.27 19.07 447.73 05:40:16 1.44 0.01 1.41 0.02 0.05 16.52 1.17 05:50:17 1.38 0.00 1.36 0.02 0.00 15.73 1.20 06:00:01 1.55 0.00 1.53 0.03 0.00 17.75 449.52 06:10:19 1.92 0.24 1.65 0.03 30.06 74.92 1.29 06:20:20 1.47 0.00 1.45 0.02 1.05 17.00 1.25 Average: 1.56 0.05 1.50 0.02 5.55 27.10 146.30 05:20:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:30:01 6294644 7540852 279940 3.44 30616 1421292 527660 5.75 442712 1183360 124 05:40:16 6294420 7541188 279600 3.44 30840 1421624 527796 5.75 442920 1183916 132 05:50:17 6293496 7540808 279972 3.44 31056 1421952 527864 5.75 443112 1184456 196 06:00:01 6300832 7548672 271996 3.34 31248 1422276 527864 5.75 443240 1184976 160 06:10:19 6234636 7509796 310452 3.82 31632 1448860 728116 7.93 457668 1203180 132 06:20:20 6258636 7534784 285468 3.51 31840 1449620 527952 5.75 453036 1203708 132 Average: 6279444 7536017 284571 3.50 31205 1430937 561209 6.11 447115 1190599 146 05:20:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:30:01 ens3 4.59 0.10 0.38 0.04 0.00 0.00 0.00 0.00 05:40:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:40:16 ens3 3.66 0.07 0.22 0.03 0.00 0.00 0.00 0.00 05:50:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:50:17 ens3 0.58 0.02 6.00 0.01 0.00 0.00 0.00 0.00 06:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:00:01 ens3 0.33 0.07 0.09 0.03 0.00 0.00 0.00 0.00 06:10:19 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 06:10:19 ens3 0.82 0.48 3.14 0.04 0.00 0.00 0.00 0.00 06:20:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:20:20 ens3 0.35 0.17 0.07 0.47 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 1.72 0.15 1.67 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-38297) 07/24/26 _x86_64_ (2 CPU) 05:16:31 LINUX RESTART (2 CPU) 05:20:16 CPU %user %nice %system %iowait %steal %idle 05:30:01 all 0.28 0.00 0.18 0.01 0.04 99.50 05:30:01 0 0.36 0.00 0.15 0.02 0.03 99.43 05:30:01 1 0.19 0.00 0.20 0.01 0.04 99.56 05:40:16 all 0.29 0.00 0.07 0.01 0.04 99.59 05:40:16 0 0.47 0.00 0.06 0.01 0.03 99.43 05:40:16 1 0.11 0.00 0.08 0.01 0.04 99.75 05:50:17 all 0.22 0.00 0.07 0.01 0.03 99.66 05:50:17 0 0.04 0.00 0.08 0.00 0.03 99.84 05:50:17 1 0.41 0.00 0.06 0.01 0.04 99.48 06:00:01 all 0.25 0.00 0.15 0.01 0.04 99.55 06:00:01 0 0.08 0.00 0.16 0.00 0.04 99.71 06:00:01 1 0.41 0.00 0.14 0.02 0.03 99.40 06:10:19 all 0.35 0.00 0.10 0.02 0.03 99.50 06:10:19 0 0.56 0.00 0.09 0.02 0.03 99.30 06:10:19 1 0.13 0.00 0.11 0.02 0.04 99.71 06:20:20 all 0.25 0.00 0.07 0.01 0.03 99.64 06:20:20 0 0.43 0.00 0.05 0.01 0.02 99.47 06:20:20 1 0.06 0.00 0.09 0.00 0.04 99.80 Average: all 0.27 0.00 0.11 0.01 0.04 99.57 Average: 0 0.33 0.00 0.10 0.01 0.03 99.53 Average: 1 0.22 0.00 0.11 0.01 0.04 99.62