---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-7974 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 747 5305 4 2176 7194 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:92:e9:69 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.153/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81064sec preferred_lft 81064sec inet6 fe80::f816:3eff:fe92:e969/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-7974) 03/22/26 _x86_64_ (2 CPU) 00:40:03 LINUX RESTART (2 CPU) 00:50:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:19 1.59 0.01 1.56 0.02 0.05 18.87 654.56 01:10:01 1.34 0.00 1.32 0.02 0.00 15.51 1.24 01:20:19 1.37 0.00 1.36 0.02 0.01 16.26 1.17 01:30:09 1.57 0.00 1.54 0.03 0.00 19.42 887.92 01:40:01 1.92 0.32 1.57 0.03 39.52 73.31 1.42 01:50:19 22.47 2.95 17.35 2.17 222.18 3033.18 1213.25 02:00:19 1.75 0.01 1.72 0.02 0.57 37.72 0.25 Average: 4.66 0.48 3.84 0.34 38.34 471.73 397.24 00:50:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:19 6266948 7514944 305840 3.76 30716 1423016 527880 5.75 455840 1183448 136 01:10:01 6266500 7515012 305804 3.76 30932 1423308 527880 5.75 456032 1183956 124 01:20:19 6274060 7523148 297648 3.66 31144 1423668 527944 5.75 456424 1184528 136 01:30:09 6272296 7521900 298824 3.67 31352 1423988 528076 5.75 456600 1185020 176 01:40:01 6220060 7498464 321520 3.95 31772 1451960 725388 7.90 474232 1202256 252 01:50:19 5355912 7460600 311484 3.83 84988 2183916 556436 6.06 556356 1941584 2636 02:00:19 5261972 7369084 402976 4.96 85120 2186284 650220 7.08 615832 1944084 236 Average: 5988250 7486165 320585 3.94 46575 1645163 577689 6.29 495902 1403554 528 00:50:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:19 ens3 0.68 0.05 0.09 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 0.69 0.07 1.47 0.04 0.00 0.00 0.00 0.00 01:20:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:19 ens3 0.68 0.09 1.14 0.06 0.00 0.00 0.00 0.00 01:30:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:09 ens3 0.42 0.05 0.09 0.03 0.00 0.00 0.00 0.00 01:40:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.76 0.35 3.15 0.62 0.00 0.00 0.00 0.00 01:50:19 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 01:50:19 ens3 54.62 36.81 286.49 10.33 0.00 0.00 0.00 0.00 02:00:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:19 ens3 12.57 9.04 37.41 1.31 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 10.29 6.79 48.31 1.82 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-7974) 03/22/26 _x86_64_ (2 CPU) 00:40:03 LINUX RESTART (2 CPU) 00:50:19 CPU %user %nice %system %iowait %steal %idle 01:00:19 all 0.30 0.00 0.18 0.01 0.03 99.48 01:00:19 0 0.27 0.00 0.16 0.02 0.03 99.53 01:00:19 1 0.33 0.00 0.19 0.01 0.03 99.44 01:10:01 all 0.30 0.00 0.07 0.02 0.03 99.58 01:10:01 0 0.12 0.00 0.08 0.03 0.03 99.74 01:10:01 1 0.48 0.00 0.07 0.00 0.02 99.43 01:20:19 all 0.22 0.00 0.07 0.01 0.02 99.66 01:20:19 0 0.07 0.00 0.09 0.02 0.03 99.79 01:20:19 1 0.38 0.00 0.06 0.01 0.02 99.53 01:30:09 all 0.25 0.00 0.17 0.02 0.02 99.54 01:30:09 0 0.08 0.00 0.19 0.02 0.03 99.68 01:30:09 1 0.43 0.00 0.15 0.01 0.02 99.39 01:40:01 all 0.35 0.00 0.11 0.03 0.02 99.48 01:40:01 0 0.54 0.00 0.13 0.05 0.02 99.25 01:40:01 1 0.16 0.00 0.08 0.02 0.02 99.71 01:50:19 all 10.56 0.00 1.61 1.27 0.05 86.51 01:50:19 0 11.17 0.00 1.73 1.49 0.04 85.57 01:50:19 1 9.95 0.00 1.50 1.05 0.05 87.45 02:00:19 all 1.02 0.00 0.29 0.06 0.05 98.58 02:00:19 0 1.14 0.00 0.33 0.07 0.06 98.40 02:00:19 1 0.90 0.00 0.24 0.06 0.04 98.76 Average: all 1.90 0.00 0.36 0.21 0.03 97.50 Average: 0 1.96 0.00 0.40 0.25 0.03 97.37 Average: 1 1.84 0.00 0.33 0.17 0.03 97.63