---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-10247 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 739 5304 4 2186 7202 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:eb:ee:1b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.167/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82190sec preferred_lft 82190sec inet6 fe80::f816:3eff:feeb:ee1b/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-10247) 05/02/26 _x86_64_ (2 CPU) 01:58:25 LINUX RESTART (2 CPU) 02:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:06 1.30 0.02 1.27 0.00 1.23 15.73 0.12 02:20:00 1.22 0.01 1.20 0.01 0.07 14.84 0.73 02:30:00 13.95 0.00 1.39 12.56 0.15 17.56 109836.18 02:40:06 1.27 0.00 1.25 0.02 0.00 15.44 1.31 02:50:00 1.21 0.00 1.19 0.02 0.00 14.62 1.09 03:00:00 2.04 0.26 1.74 0.04 32.03 76.69 437.07 Average: 3.50 0.05 1.34 2.11 5.58 25.82 18385.60 02:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:06 6295148 7542236 278136 3.42 30544 1422236 520300 5.67 446248 1183096 184 02:20:00 6294900 7542524 277800 3.42 30748 1422568 520292 5.67 446228 1183628 124 02:30:00 6285928 7534144 286212 3.52 30960 1422932 520340 5.67 446512 1184180 172 02:40:06 6293488 7542240 278096 3.42 31172 1423260 520604 5.67 446800 1184708 124 02:50:00 6297272 7546572 273780 3.37 31364 1423596 520552 5.67 445492 1185244 128 03:00:00 6257868 7534292 285588 3.51 31752 1449964 520684 5.67 455804 1202796 124 Average: 6287434 7540335 279935 3.44 31090 1427426 520462 5.67 447847 1187275 143 02:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:06 ens3 1.60 0.05 0.19 0.01 0.00 0.00 0.00 0.00 02:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:00 ens3 0.38 0.03 0.06 0.01 0.00 0.00 0.00 0.00 02:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:00 ens3 0.98 0.06 4.87 0.04 0.00 0.00 0.00 0.00 02:40:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:06 ens3 0.86 0.09 1.20 0.06 0.00 0.00 0.00 0.00 02:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:00 ens3 0.25 0.05 0.08 0.04 0.00 0.00 0.00 0.00 03:00:00 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 03:00:00 ens3 0.67 0.40 3.21 0.50 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 0.79 0.11 1.60 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-10247) 05/02/26 _x86_64_ (2 CPU) 01:58:25 LINUX RESTART (2 CPU) 02:00:01 CPU %user %nice %system %iowait %steal %idle 02:10:06 all 0.28 0.00 0.09 0.01 0.03 99.58 02:10:06 0 0.32 0.00 0.09 0.02 0.03 99.54 02:10:06 1 0.25 0.00 0.09 0.01 0.03 99.63 02:20:00 all 0.24 0.00 0.07 0.01 0.03 99.64 02:20:00 0 0.41 0.00 0.06 0.02 0.02 99.48 02:20:00 1 0.07 0.00 0.09 0.00 0.04 99.81 02:30:00 all 0.27 0.00 0.17 0.06 0.03 99.46 02:30:00 0 0.18 0.00 0.16 0.07 0.04 99.55 02:30:00 1 0.36 0.00 0.18 0.06 0.03 99.37 02:40:06 all 0.22 0.00 0.07 0.01 0.03 99.68 02:40:06 0 0.18 0.00 0.07 0.00 0.03 99.72 02:40:06 1 0.26 0.00 0.06 0.01 0.03 99.64 02:50:00 all 0.25 0.00 0.07 0.01 0.03 99.63 02:50:00 0 0.12 0.00 0.09 0.00 0.04 99.75 02:50:00 1 0.38 0.00 0.05 0.01 0.03 99.52 03:00:00 all 0.39 0.00 0.19 0.02 0.03 99.37 03:00:00 0 0.31 0.00 0.21 0.03 0.04 99.42 03:00:00 1 0.46 0.00 0.17 0.02 0.03 99.32 Average: all 0.28 0.00 0.11 0.02 0.03 99.56 Average: 0 0.25 0.00 0.11 0.02 0.03 99.58 Average: 1 0.30 0.00 0.11 0.02 0.03 99.55