---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-13111 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 766 5270 4 2193 7175 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:9b:42:41 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.168/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81250sec preferred_lft 81250sec inet6 fe80::f816:3eff:fe9b:4241/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-13111) 05/13/26 _x86_64_ (2 CPU) 01:58:04 LINUX RESTART (2 CPU) 02:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:01 1.42 0.03 1.39 0.00 1.24 16.54 0.12 02:20:09 1.95 0.26 1.67 0.02 30.59 74.51 1.00 02:30:01 1.57 0.01 1.53 0.03 1.07 18.57 663.94 02:40:01 1.34 0.00 1.34 0.00 0.00 15.64 0.00 02:50:09 1.33 0.00 1.33 0.00 0.00 15.77 0.00 03:00:01 1.53 0.00 1.52 0.02 0.00 18.57 662.46 03:10:01 1.36 0.00 1.36 0.00 0.00 15.90 0.00 03:20:09 35.77 2.99 17.31 15.47 225.77 3145.87 105955.02 Average: 5.83 0.41 3.46 1.96 32.71 419.86 13563.54 02:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:01 6287808 7533600 286688 3.53 30584 1421060 519312 5.66 440304 1183144 124 02:20:09 6234596 7507112 312680 3.84 30984 1447032 713800 7.77 454752 1200752 128 02:30:01 6237164 7510532 309304 3.80 31172 1447656 519472 5.66 449600 1201252 240 02:40:01 6246780 7520644 299188 3.68 31340 1447980 519492 5.66 449604 1201744 148 02:50:09 6246556 7520952 298872 3.68 31500 1448344 519940 5.66 449160 1202268 212 03:00:01 6248808 7523828 295936 3.64 31680 1448768 519940 5.66 449388 1202744 288 03:10:01 6248808 7524316 295460 3.63 31856 1449088 520068 5.66 449792 1203240 240 03:20:09 5256904 7379504 391832 4.82 85036 2201648 634768 6.91 598928 1963268 424 Average: 6125928 7502561 311245 3.83 38019 1538947 558349 6.08 467691 1294802 226 02:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 1.58 0.05 0.18 0.01 0.00 0.00 0.00 0.00 02:20:09 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:20:09 ens3 0.62 0.22 3.10 0.03 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 1.25 0.04 12.84 0.01 0.00 0.00 0.00 0.00 02:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 0.51 0.06 0.95 0.03 0.00 0.00 0.00 0.00 02:50:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:09 ens3 0.25 0.06 0.07 0.03 0.00 0.00 0.00 0.00 03:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:01 ens3 0.29 0.07 0.10 0.05 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 0.29 0.14 0.07 0.48 0.00 0.00 0.00 0.00 03:20:09 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 03:20:09 ens3 117.31 77.06 308.97 17.77 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 15.43 9.83 41.22 2.33 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-13111) 05/13/26 _x86_64_ (2 CPU) 01:58:04 LINUX RESTART (2 CPU) 02:00:01 CPU %user %nice %system %iowait %steal %idle 02:10:01 all 0.28 0.00 0.07 0.23 0.03 99.39 02:10:01 0 0.05 0.00 0.08 0.17 0.04 99.66 02:10:01 1 0.50 0.00 0.06 0.29 0.03 99.12 02:20:09 all 0.38 0.00 0.10 0.03 0.03 99.46 02:20:09 0 0.39 0.00 0.12 0.04 0.03 99.42 02:20:09 1 0.36 0.00 0.09 0.01 0.03 99.51 02:30:01 all 0.27 0.00 0.17 0.04 0.03 99.48 02:30:01 0 0.16 0.00 0.17 0.08 0.03 99.55 02:30:01 1 0.38 0.00 0.18 0.01 0.02 99.41 02:40:01 all 0.26 0.00 0.08 0.02 0.02 99.61 02:40:01 0 0.05 0.00 0.09 0.01 0.03 99.82 02:40:01 1 0.47 0.00 0.07 0.04 0.02 99.40 02:50:09 all 0.25 0.00 0.08 0.01 0.03 99.63 02:50:09 0 0.11 0.00 0.09 0.01 0.03 99.75 02:50:09 1 0.39 0.00 0.07 0.00 0.02 99.51 03:00:01 all 0.29 0.00 0.17 0.01 0.03 99.51 03:00:01 0 0.15 0.00 0.16 0.01 0.03 99.65 03:00:01 1 0.44 0.00 0.18 0.01 0.02 99.36 03:10:01 all 0.24 0.00 0.07 0.01 0.03 99.65 03:10:01 0 0.35 0.00 0.06 0.02 0.02 99.55 03:10:01 1 0.13 0.00 0.08 0.00 0.03 99.75 03:20:09 all 13.48 0.00 1.92 2.54 0.07 81.99 03:20:09 0 14.71 0.00 1.91 3.82 0.07 79.49 03:20:09 1 12.24 0.00 1.94 1.25 0.06 84.50 Average: all 1.95 0.00 0.34 0.36 0.03 97.32 Average: 0 2.02 0.00 0.34 0.52 0.03 97.09 Average: 1 1.88 0.00 0.33 0.20 0.03 97.55