---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-37883 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: 5600.00 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 759 5190 4 2284 7182 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:04:2e:4d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.208/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80560sec preferred_lft 80560sec inet6 fe80::f816:3eff:fe04:2e4d/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-37883) 07/23/26 _x86_64_ (2 CPU) 00:39:55 LINUX RESTART (2 CPU) 00:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:03 8.81 3.59 5.13 0.09 422.21 5915.77 2.26 01:00:03 1.44 0.01 1.42 0.01 0.05 17.88 653.37 01:10:01 1.15 0.00 1.15 0.00 0.00 13.96 0.00 01:20:03 1.16 0.00 1.16 0.00 0.01 14.17 0.12 01:30:03 1.55 0.00 1.54 0.02 0.00 20.32 653.27 01:40:01 1.13 0.00 1.13 0.00 0.00 14.07 218.69 01:50:03 37.41 2.85 18.80 15.76 224.90 3511.14 106518.33 02:00:03 1.46 0.00 1.43 0.04 0.00 18.95 1.49 02:10:01 1.16 0.00 1.14 0.02 0.00 14.53 1.20 Average: 6.16 0.72 3.67 1.78 72.24 1064.88 12052.64 00:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:03 6262040 7536464 283800 3.49 30852 1448860 520628 5.67 449788 1201020 264 01:00:03 6265100 7540052 280264 3.45 31044 1449192 520656 5.67 449944 1201544 272 01:10:01 6271932 7547344 272980 3.36 31196 1449500 520856 5.67 455688 1201996 284 01:20:03 6276748 7552680 267652 3.29 31364 1449840 522712 5.69 457632 1202512 292 01:30:03 6264152 7540636 279624 3.44 31576 1450184 577888 6.29 462780 1203048 204 01:40:01 6270256 7547312 272956 3.36 31732 1450624 522936 5.70 458336 1203492 200 01:50:03 5198884 7416904 349572 4.30 87488 2289976 616528 6.72 589968 2053056 196 02:00:03 5183696 7402228 364236 4.48 87644 2290332 616592 6.72 590220 2053568 220 02:10:01 5183192 7402232 364232 4.48 87796 2290688 616600 6.72 590264 2054076 144 Average: 5908444 7498428 303924 3.74 50077 1729911 559488 6.09 500513 1486035 231 00:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:03 lo 1.11 1.11 0.06 0.06 0.00 0.00 0.00 0.00 00:50:03 ens3 17.50 7.19 45.89 1.86 0.00 0.00 0.00 0.00 01:00:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:03 ens3 0.44 0.06 0.07 0.03 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 0.32 0.06 0.09 0.03 0.00 0.00 0.00 0.00 01:20:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:03 ens3 0.42 0.08 0.11 0.05 0.00 0.00 0.00 0.00 01:30:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:03 ens3 0.26 0.05 0.07 0.03 0.00 0.00 0.00 0.00 01:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.54 0.21 0.15 0.59 0.00 0.00 0.00 0.00 01:50:03 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 01:50:03 ens3 70.18 47.17 324.53 11.32 0.00 0.00 0.00 0.00 02:00:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:03 ens3 1.91 0.18 0.25 0.05 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 0.55 0.20 0.08 0.03 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 10.28 6.16 41.42 1.56 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-37883) 07/23/26 _x86_64_ (2 CPU) 00:39:55 LINUX RESTART (2 CPU) 00:40:00 CPU %user %nice %system %iowait %steal %idle 00:50:03 all 0.87 0.00 0.53 0.88 0.03 97.70 00:50:03 0 0.94 0.00 0.36 0.99 0.02 97.69 00:50:03 1 0.79 0.00 0.70 0.77 0.03 97.71 01:00:03 all 0.28 0.00 0.16 0.02 0.02 99.52 01:00:03 0 0.44 0.00 0.14 0.01 0.02 99.40 01:00:03 1 0.13 0.00 0.18 0.03 0.03 99.63 01:10:01 all 0.29 0.00 0.07 0.02 0.03 99.60 01:10:01 0 0.21 0.00 0.07 0.01 0.03 99.69 01:10:01 1 0.37 0.00 0.07 0.03 0.03 99.51 01:20:03 all 0.29 0.00 0.07 0.01 0.03 99.61 01:20:03 0 0.29 0.00 0.07 0.00 0.03 99.60 01:20:03 1 0.28 0.00 0.06 0.01 0.03 99.61 01:30:03 all 0.28 0.00 0.18 0.02 0.03 99.48 01:30:03 0 0.29 0.00 0.18 0.01 0.03 99.49 01:30:03 1 0.28 0.00 0.18 0.03 0.03 99.47 01:40:01 all 0.29 0.00 0.07 0.04 0.02 99.58 01:40:01 0 0.43 0.00 0.05 0.03 0.02 99.48 01:40:01 1 0.15 0.00 0.09 0.04 0.03 99.69 01:50:03 all 11.84 0.00 1.71 0.78 0.06 85.61 01:50:03 0 12.45 0.00 1.70 1.18 0.06 84.62 01:50:03 1 11.23 0.00 1.72 0.38 0.06 86.61 02:00:03 all 0.41 0.00 0.21 0.01 0.06 99.30 02:00:03 0 0.47 0.00 0.17 0.01 0.04 99.31 02:00:03 1 0.34 0.00 0.26 0.02 0.08 99.30 02:10:01 all 0.37 0.00 0.12 0.01 0.05 99.45 02:10:01 0 0.32 0.00 0.14 0.01 0.06 99.48 02:10:01 1 0.43 0.00 0.11 0.01 0.04 99.42 Average: all 1.66 0.00 0.35 0.20 0.04 97.76 Average: 0 1.76 0.00 0.32 0.25 0.03 97.63 Average: 1 1.56 0.00 0.38 0.15 0.04 97.88