---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-10073 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 798 5169 4 2262 7143 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:12:a5:cc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.149/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80548sec preferred_lft 80548sec inet6 fe80::f816:3eff:fe12:a5cc/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-10073) 05/01/26 _x86_64_ (2 CPU) 04:38:25 LINUX RESTART (2 CPU) 04:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 04:50:02 1.30 0.03 1.27 0.00 2.29 15.65 0.17 05:00:02 1.58 0.01 1.56 0.02 0.05 18.60 435.82 05:10:01 1.31 0.00 1.31 0.00 0.00 15.25 0.12 05:20:02 1.35 0.00 1.34 0.02 0.01 15.51 1.20 05:30:02 1.67 0.00 1.64 0.03 0.00 20.41 872.19 05:40:02 1.87 0.45 1.39 0.03 17.87 87.79 1.47 05:50:02 21.56 2.57 16.77 2.22 210.15 3078.22 781.36 06:00:02 15.08 0.00 1.63 13.44 0.15 46.95 106739.54 06:10:02 1.42 0.02 1.40 0.00 0.95 58.24 0.05 Average: 5.24 0.34 3.14 1.75 25.71 372.90 12090.78 04:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:50:02 6275552 7548176 271400 3.34 30740 1447172 539928 5.88 460324 1200256 180 05:00:02 6269316 7542472 277116 3.41 30936 1447504 540092 5.88 460912 1200784 180 05:10:01 6277704 7551364 268288 3.30 31116 1447820 540092 5.88 460752 1201280 120 05:20:02 6279008 7553216 266356 3.28 31320 1448156 540092 5.88 460884 1201820 188 05:30:02 6259544 7534448 285040 3.50 31540 1448616 540220 5.88 461456 1202372 204 05:40:02 6160024 7478128 338464 4.16 34988 1485740 565124 6.16 511324 1241208 10992 05:50:02 5255848 7376288 394952 4.86 84880 2199572 674416 7.35 634192 1961112 248 06:00:02 5237124 7365864 405300 4.98 85036 2207704 684000 7.45 635344 1969372 332 06:10:02 5221796 7363496 407664 5.01 85188 2220512 685144 7.46 637284 1982108 420 Average: 5915102 7479272 323842 3.98 49527 1705866 589901 6.43 524719 1462257 1429 04:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:50:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:50:02 ens3 1.61 0.10 0.23 0.05 0.00 0.00 0.00 0.00 05:00:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:00:02 ens3 0.60 0.13 0.16 0.09 0.00 0.00 0.00 0.00 05:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:10:01 ens3 0.53 0.03 3.28 0.01 0.00 0.00 0.00 0.00 05:20:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:20:02 ens3 0.25 0.06 0.07 0.03 0.00 0.00 0.00 0.00 05:30:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:30:02 ens3 0.34 0.19 0.08 0.54 0.00 0.00 0.00 0.00 05:40:02 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 05:40:02 ens3 18.52 10.76 46.69 3.36 0.00 0.00 0.00 0.00 05:50:02 lo 1.28 1.28 0.10 0.10 0.00 0.00 0.00 0.00 05:50:02 ens3 57.40 41.17 258.27 8.97 0.00 0.00 0.00 0.00 06:00:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:00:02 ens3 21.78 19.08 3.99 2.38 0.00 0.00 0.00 0.00 06:10:02 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 06:10:02 ens3 35.89 34.16 6.69 4.45 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 15.21 11.74 35.49 2.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-10073) 05/01/26 _x86_64_ (2 CPU) 04:38:25 LINUX RESTART (2 CPU) 04:40:01 CPU %user %nice %system %iowait %steal %idle 04:50:02 all 0.31 0.00 0.08 0.01 0.04 99.57 04:50:02 0 0.44 0.00 0.06 0.01 0.03 99.45 04:50:02 1 0.17 0.00 0.09 0.02 0.04 99.68 05:00:02 all 0.30 0.00 0.17 0.01 0.03 99.49 05:00:02 0 0.26 0.00 0.16 0.01 0.03 99.56 05:00:02 1 0.35 0.00 0.18 0.02 0.03 99.42 05:10:01 all 0.26 0.00 0.07 0.01 0.03 99.63 05:10:01 0 0.47 0.00 0.06 0.01 0.03 99.45 05:10:01 1 0.05 0.00 0.08 0.02 0.04 99.81 05:20:02 all 0.27 0.00 0.06 0.01 0.03 99.63 05:20:02 0 0.04 0.00 0.08 0.01 0.04 99.83 05:20:02 1 0.49 0.00 0.04 0.01 0.02 99.43 05:30:02 all 0.26 0.00 0.17 0.01 0.03 99.52 05:30:02 0 0.32 0.00 0.19 0.02 0.03 99.44 05:30:02 1 0.21 0.00 0.16 0.00 0.03 99.59 05:40:02 all 0.67 0.00 0.14 0.02 0.03 99.14 05:40:02 0 0.70 0.00 0.13 0.01 0.03 99.14 05:40:02 1 0.64 0.00 0.16 0.02 0.03 99.14 05:50:02 all 12.19 0.00 1.70 0.53 0.06 85.52 05:50:02 0 12.53 0.00 1.71 0.37 0.06 85.32 05:50:02 1 11.85 0.00 1.68 0.69 0.06 85.71 06:00:02 all 3.72 0.00 0.36 0.03 0.07 95.82 06:00:02 0 4.40 0.00 0.35 0.02 0.08 95.15 06:00:02 1 3.03 0.00 0.36 0.05 0.06 96.49 06:10:02 all 5.43 0.00 0.45 0.01 0.07 94.03 06:10:02 0 3.91 0.00 0.39 0.01 0.07 95.63 06:10:02 1 6.97 0.00 0.52 0.01 0.07 92.43 Average: all 2.59 0.00 0.36 0.07 0.04 96.94 Average: 0 2.56 0.00 0.35 0.05 0.04 97.00 Average: 1 2.63 0.00 0.36 0.09 0.04 96.87