---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-23001 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 750 5222 4 2261 7191 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:bb:7d:20 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.82/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81885sec preferred_lft 81885sec inet6 fe80::f816:3eff:febb:7d20/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-23001) 06/03/26 _x86_64_ (2 CPU) 04:48:09 LINUX RESTART (2 CPU) 04:50:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:00:01 1.45 0.03 1.41 0.02 1.27 17.58 667.92 05:10:53 1.27 0.01 1.24 0.02 0.05 14.82 1.21 05:20:13 1.24 0.00 1.22 0.02 0.01 14.59 1.16 05:30:01 1.38 0.00 1.35 0.03 0.00 16.50 445.88 05:40:03 13.82 0.00 1.30 12.52 0.15 15.57 108849.90 05:50:00 1.91 0.25 1.64 0.03 31.11 75.07 1.38 06:00:01 24.14 3.01 18.83 2.29 228.47 3438.99 678.07 Average: 6.48 0.47 3.86 2.14 37.39 514.86 15897.04 04:50:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:00:01 6266656 7517976 302484 3.72 30624 1426328 536228 5.84 448640 1187408 160 05:10:53 6266656 7518580 301880 3.71 30860 1426688 536428 5.84 448640 1188004 128 05:20:13 6281636 7534068 286360 3.52 31068 1427012 536492 5.84 448752 1188508 256 05:30:01 6285220 7538164 282236 3.47 31252 1427300 536500 5.84 448964 1189008 124 05:40:03 6287372 7540900 279488 3.44 31440 1427688 536500 5.84 449020 1189556 192 05:50:00 6239948 7520324 299576 3.68 31824 1453800 731632 7.97 463864 1207160 132 06:00:01 5168512 7366496 401212 4.93 86832 2271824 636008 6.93 595804 2034456 144 Average: 6113714 7505215 307605 3.78 39129 1551520 578541 6.30 471955 1312014 162 04:50:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:00:01 ens3 2.05 0.15 0.32 0.11 0.00 0.00 0.00 0.00 05:10:53 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:10:53 ens3 0.46 0.04 0.06 0.01 0.00 0.00 0.00 0.00 05:20:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:20:13 ens3 0.87 0.07 5.98 0.04 0.00 0.00 0.00 0.00 05:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:30:01 ens3 0.52 0.06 0.51 0.04 0.00 0.00 0.00 0.00 05:40:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:40:03 ens3 0.25 0.05 0.07 0.03 0.00 0.00 0.00 0.00 05:50:00 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 05:50:00 ens3 0.57 0.33 3.18 0.61 0.00 0.00 0.00 0.00 06:00:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 06:00:01 ens3 88.30 68.97 816.37 12.53 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 13.32 9.99 118.39 1.92 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-23001) 06/03/26 _x86_64_ (2 CPU) 04:48:09 LINUX RESTART (2 CPU) 04:50:13 CPU %user %nice %system %iowait %steal %idle 05:00:01 all 0.37 0.00 0.21 0.01 0.02 99.39 05:00:01 0 0.32 0.00 0.19 0.02 0.02 99.45 05:00:01 1 0.41 0.00 0.24 0.01 0.02 99.32 05:10:53 all 0.27 0.00 0.09 0.01 0.02 99.61 05:10:53 0 0.24 0.00 0.09 0.01 0.02 99.64 05:10:53 1 0.30 0.00 0.09 0.00 0.02 99.59 05:20:13 all 0.27 0.00 0.08 0.01 0.01 99.62 05:20:13 0 0.35 0.00 0.07 0.01 0.01 99.56 05:20:13 1 0.20 0.00 0.10 0.00 0.02 99.68 05:30:01 all 0.31 0.00 0.17 0.01 0.02 99.49 05:30:01 0 0.51 0.00 0.15 0.00 0.01 99.32 05:30:01 1 0.11 0.00 0.19 0.01 0.02 99.66 05:40:03 all 0.28 0.00 0.09 0.03 0.02 99.58 05:40:03 0 0.48 0.00 0.07 0.01 0.01 99.42 05:40:03 1 0.09 0.00 0.11 0.04 0.02 99.74 05:50:00 all 0.34 0.00 0.10 0.02 0.01 99.52 05:50:00 0 0.34 0.00 0.10 0.02 0.01 99.53 05:50:00 1 0.34 0.00 0.10 0.02 0.02 99.52 06:00:01 all 12.44 0.00 1.99 0.50 0.06 85.02 06:00:01 0 12.57 0.00 2.16 0.46 0.06 84.75 06:00:01 1 12.30 0.00 1.82 0.53 0.06 85.29 Average: all 2.04 0.00 0.39 0.08 0.02 97.46 Average: 0 2.12 0.00 0.40 0.08 0.02 97.38 Average: 1 1.97 0.00 0.38 0.09 0.02 97.54