---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-32227 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 8.3G 30G 22% / 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 748 4837 4 2658 7193 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:82:95:ef brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.223/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78504sec preferred_lft 78504sec inet6 fe80::f816:3eff:fe82:95ef/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-32227) 07/02/26 _x86_64_ (2 CPU) 00:40:16 LINUX RESTART (2 CPU) 00:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:31 1.59 0.01 1.56 0.02 0.05 18.11 415.50 01:10:10 1.43 0.00 1.41 0.02 0.00 15.82 1.24 01:20:30 1.41 0.00 1.39 0.02 0.01 16.09 1.17 01:30:00 2.11 0.27 1.80 0.04 33.72 81.52 460.19 01:40:30 1.33 0.00 1.32 0.02 0.00 15.61 1.04 01:50:30 14.00 0.00 1.44 12.56 0.15 16.78 109192.91 02:00:20 24.83 3.07 19.41 2.35 231.25 3599.38 988.73 02:10:30 15.44 13.32 2.07 0.06 148.26 44.54 359.81 02:20:10 1.35 0.00 1.35 0.00 0.00 83.96 0.06 02:30:31 1.67 0.00 1.64 0.03 0.00 347.49 0.35 02:40:10 1.45 0.00 1.44 0.00 0.00 118.87 0.03 02:50:08 1.28 0.00 1.28 0.00 0.00 16.40 0.00 Average: 5.64 1.40 2.99 1.25 34.17 359.61 9268.33 00:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:31 6304336 7551892 268648 3.30 30736 1422492 529128 5.76 443736 1183716 172 01:10:10 6303440 7551496 269040 3.31 30936 1422784 529128 5.76 443680 1184208 144 01:20:30 6309516 7558168 262356 3.23 31152 1423152 529264 5.76 443900 1184792 124 01:30:00 6261428 7537548 282464 3.47 31556 1449812 529416 5.77 453144 1202780 124 01:40:30 6261652 7538488 281524 3.46 31772 1450304 531220 5.79 454920 1203360 264 01:50:30 6262824 7540220 279732 3.44 31960 1450684 529600 5.77 454068 1203888 248 02:00:20 5079124 7279984 486972 5.99 87028 2274016 762532 8.31 717468 2036704 256 02:10:30 4897360 7154488 603732 7.42 90392 2318748 775844 8.45 730364 2084220 292 02:20:10 4952932 7230316 527888 6.49 90520 2338848 804972 8.77 743512 2104456 140 02:30:31 4743480 7124872 631716 7.77 90656 2441372 899988 9.80 839124 2206988 124 02:40:10 4698604 7110560 645516 7.94 90804 2471372 909668 9.91 848580 2237132 176 02:50:08 5239700 7472168 292648 3.60 90916 2299616 552228 6.01 534308 2065492 9660 Average: 5609533 7387517 402686 4.95 60702 1896933 656916 7.16 592234 1658145 977 00:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:31 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:31 ens3 0.61 0.05 0.08 0.03 0.00 0.00 0.00 0.00 01:10:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:10 ens3 0.67 0.06 13.55 0.03 0.00 0.00 0.00 0.00 01:20:30 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:30 ens3 0.78 0.10 0.91 0.06 0.00 0.00 0.00 0.00 01:30:00 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:30:00 ens3 0.90 0.47 3.41 0.06 0.00 0.00 0.00 0.00 01:40:30 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:30 ens3 0.59 0.23 0.13 0.56 0.00 0.00 0.00 0.00 01:50:30 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:30 ens3 0.32 0.06 0.08 0.04 0.00 0.00 0.00 0.00 02:00:20 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 02:00:20 ens3 95.84 68.64 676.42 13.00 0.00 0.00 0.00 0.00 02:10:30 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:30 ens3 36.10 33.44 549.23 2.20 0.00 0.00 0.00 0.00 02:20:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:10 ens3 90.90 85.65 1412.87 5.61 0.00 0.00 0.00 0.00 02:30:31 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:31 ens3 27.01 25.83 417.28 1.72 0.00 0.00 0.00 0.00 02:40:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:10 ens3 29.15 28.04 449.29 1.88 0.00 0.00 0.00 0.00 02:50:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:08 ens3 21.47 18.82 285.21 1.49 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 24.99 21.46 312.76 2.19 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-32227) 07/02/26 _x86_64_ (2 CPU) 00:40:16 LINUX RESTART (2 CPU) 00:50:00 CPU %user %nice %system %iowait %steal %idle 01:00:31 all 0.27 0.00 0.16 0.01 0.03 99.53 01:00:31 0 0.23 0.00 0.15 0.00 0.03 99.59 01:00:31 1 0.31 0.00 0.17 0.02 0.03 99.48 01:10:10 all 0.26 0.00 0.07 0.05 0.03 99.59 01:10:10 0 0.40 0.00 0.06 0.02 0.02 99.50 01:10:10 1 0.12 0.00 0.09 0.07 0.03 99.68 01:20:30 all 0.26 0.00 0.08 0.02 0.03 99.61 01:20:30 0 0.13 0.00 0.09 0.04 0.02 99.71 01:20:30 1 0.38 0.00 0.07 0.00 0.03 99.51 01:30:00 all 0.34 0.00 0.20 0.04 0.03 99.40 01:30:00 0 0.39 0.00 0.16 0.04 0.02 99.39 01:30:00 1 0.28 0.00 0.23 0.04 0.04 99.41 01:40:30 all 0.27 0.00 0.07 0.09 0.03 99.54 01:40:30 0 0.13 0.00 0.08 0.14 0.03 99.62 01:40:30 1 0.41 0.00 0.07 0.04 0.02 99.47 01:50:30 all 0.26 0.00 0.09 0.04 0.03 99.59 01:50:30 0 0.06 0.00 0.11 0.03 0.04 99.76 01:50:30 1 0.46 0.00 0.07 0.04 0.02 99.41 02:00:20 all 12.14 0.00 1.91 0.86 0.06 85.02 02:00:20 0 14.34 0.00 1.92 1.01 0.05 82.68 02:00:20 1 9.93 0.00 1.91 0.72 0.08 87.37 02:10:30 all 0.62 0.18 0.34 0.16 0.06 98.64 02:10:30 0 0.51 0.01 0.10 0.04 0.04 99.30 02:10:30 1 0.72 0.35 0.58 0.28 0.09 97.98 02:20:10 all 1.13 0.00 0.62 0.16 0.06 98.04 02:20:10 0 0.50 0.00 0.14 0.06 0.04 99.27 02:20:10 1 1.76 0.00 1.11 0.25 0.07 96.81 02:30:31 all 0.81 0.00 0.29 0.02 0.06 98.82 02:30:31 0 0.82 0.00 0.29 0.02 0.06 98.81 02:30:31 1 0.80 0.00 0.29 0.02 0.05 98.83 02:40:10 all 0.65 0.00 0.26 0.01 0.05 99.04 02:40:10 0 0.77 0.00 0.22 0.01 0.04 98.96 02:40:10 1 0.52 0.00 0.30 0.01 0.06 99.12 02:40:10 CPU %user %nice %system %iowait %steal %idle 02:50:08 all 1.23 0.00 0.28 0.01 0.04 98.43 02:50:08 0 0.68 0.00 0.16 0.01 0.03 99.12 02:50:08 1 1.78 0.00 0.40 0.01 0.06 97.75 Average: all 1.50 0.02 0.36 0.12 0.04 97.96 Average: 0 1.56 0.00 0.29 0.12 0.04 98.00 Average: 1 1.44 0.03 0.43 0.12 0.05 97.93