---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-11889 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 8.2G 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 765 4898 4 2571 7176 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:91:e0:a2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.253/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78822sec preferred_lft 78822sec inet6 fe80::f816:3eff:fe91:e0a2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-11889) 05/08/26 _x86_64_ (2 CPU) 01:58:10 LINUX RESTART (2 CPU) 02:00:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:01 1.21 0.03 1.18 0.00 1.26 14.71 0.12 02:20:02 1.23 0.01 1.21 0.01 0.07 14.94 0.84 02:30:32 13.51 0.00 1.55 11.96 0.14 18.54 104617.07 02:40:01 1.86 0.27 1.56 0.03 33.74 77.16 1.46 02:50:42 1.28 0.00 1.26 0.02 0.00 15.66 1.24 03:00:06 2.07 0.42 1.62 0.03 16.81 53.86 926.22 03:10:01 22.10 2.80 17.08 2.21 219.02 3174.11 516.15 03:20:32 1.18 0.00 1.18 0.00 0.00 15.46 0.00 03:30:43 1.62 0.00 1.60 0.02 0.00 77.14 0.25 03:40:00 1.54 0.00 1.52 0.02 0.00 417.62 0.13 03:50:02 1.42 0.01 1.40 0.01 0.60 182.79 0.11 04:00:00 1.65 0.00 1.62 0.03 0.00 22.09 0.31 Average: 4.25 0.29 2.72 1.25 22.28 335.70 9284.41 02:00:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:01 6289480 7535916 284576 3.50 30552 1421580 529640 5.77 447872 1183136 124 02:20:02 6288808 7535784 284592 3.50 30760 1421908 529788 5.77 447888 1183672 124 02:30:32 6292616 7540220 280112 3.44 30964 1422308 529856 5.77 447848 1184248 156 02:40:01 6239020 7513576 306320 3.77 31328 1448540 529904 5.77 457440 1201768 200 02:50:42 6238264 7513412 306504 3.77 31544 1448904 529904 5.77 457704 1202348 180 03:00:06 6229864 7520312 299356 3.68 31900 1463664 547552 5.96 485724 1215828 172 03:10:01 5079272 7198020 573476 7.05 85564 2197108 814240 8.87 771344 1958560 176 03:20:32 5132760 7252040 519424 6.39 85684 2197552 753328 8.21 710828 1959092 212 03:30:43 5146672 7283928 487492 5.99 85824 2215356 778252 8.48 719752 1977068 196 03:40:00 4851168 7119128 650496 8.00 85972 2344364 932960 10.16 874864 2106208 17304 03:50:02 4682124 6984204 784856 9.65 86140 2377836 1033536 11.26 975736 2139616 268 04:00:00 4718812 7021544 747404 9.19 86312 2378284 996512 10.85 938324 2140236 124 Average: 5599072 7334840 460384 5.66 58545 1861450 708789 7.72 644610 1620982 1603 02:00:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 0.72 0.06 0.07 0.02 0.00 0.00 0.00 0.00 02:20:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:02 ens3 0.43 0.05 2.27 0.01 0.00 0.00 0.00 0.00 02:30:32 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:32 ens3 0.24 0.04 0.04 0.01 0.00 0.00 0.00 0.00 02:40:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 0.72 0.30 3.57 0.09 0.00 0.00 0.00 0.00 02:50:42 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:42 ens3 0.25 0.07 0.07 0.03 0.00 0.00 0.00 0.00 03:00:06 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 03:00:06 ens3 9.59 5.20 21.40 3.31 0.00 0.00 0.00 0.00 03:10:01 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 03:10:01 ens3 84.45 67.42 722.64 10.48 0.00 0.00 0.00 0.00 03:20:32 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:32 ens3 27.34 25.16 432.80 1.66 0.00 0.00 0.00 0.00 03:30:43 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:43 ens3 71.05 68.26 1149.27 4.51 0.00 0.00 0.00 0.00 03:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:00 ens3 26.07 24.86 414.44 1.68 0.00 0.00 0.00 0.00 03:50:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:02 ens3 31.35 26.86 433.70 1.78 0.00 0.00 0.00 0.00 04:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:00 ens3 11.71 11.18 181.30 0.78 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 21.99 19.14 281.14 2.01 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-11889) 05/08/26 _x86_64_ (2 CPU) 01:58:10 LINUX RESTART (2 CPU) 02:00:12 CPU %user %nice %system %iowait %steal %idle 02:10:01 all 0.24 0.00 0.08 0.01 0.03 99.64 02:10:01 0 0.08 0.00 0.10 0.01 0.03 99.79 02:10:01 1 0.41 0.00 0.06 0.02 0.03 99.48 02:20:02 all 0.25 0.00 0.08 0.11 0.02 99.54 02:20:02 0 0.05 0.00 0.09 0.04 0.03 99.79 02:20:02 1 0.46 0.00 0.06 0.18 0.02 99.28 02:30:32 all 0.28 0.00 0.17 0.04 0.02 99.47 02:30:32 0 0.08 0.00 0.19 0.06 0.03 99.64 02:30:32 1 0.48 0.00 0.16 0.03 0.02 99.31 02:40:01 all 0.40 0.00 0.10 0.02 0.02 99.46 02:40:01 0 0.30 0.00 0.12 0.04 0.02 99.51 02:40:01 1 0.50 0.00 0.08 0.00 0.02 99.40 02:50:42 all 0.24 0.00 0.08 0.02 0.02 99.64 02:50:42 0 0.05 0.00 0.09 0.03 0.02 99.81 02:50:42 1 0.42 0.00 0.07 0.02 0.02 99.47 03:00:06 all 0.60 0.00 0.22 0.02 0.02 99.14 03:00:06 0 0.54 0.00 0.25 0.01 0.02 99.18 03:00:06 1 0.66 0.00 0.19 0.03 0.02 99.10 03:10:01 all 10.87 0.00 1.79 0.61 0.06 86.66 03:10:01 0 12.58 0.00 1.96 0.67 0.05 84.75 03:10:01 1 9.16 0.00 1.63 0.55 0.07 88.58 03:20:32 all 0.58 0.00 0.26 0.01 0.05 99.10 03:20:32 0 0.64 0.00 0.22 0.01 0.03 99.09 03:20:32 1 0.52 0.00 0.30 0.00 0.06 99.11 03:30:43 all 1.08 0.00 0.63 0.02 0.15 98.12 03:30:43 0 1.55 0.00 0.95 0.02 0.16 97.32 03:30:43 1 0.60 0.00 0.32 0.02 0.13 98.93 03:40:00 all 0.78 0.00 0.20 0.03 0.06 98.93 03:40:00 0 0.72 0.00 0.18 0.02 0.06 99.02 03:40:00 1 0.84 0.00 0.22 0.03 0.06 98.85 03:50:02 all 0.82 0.00 0.28 0.05 0.12 98.73 03:50:02 0 0.89 0.00 0.26 0.05 0.12 98.69 03:50:02 1 0.75 0.00 0.30 0.06 0.12 98.77 03:50:02 CPU %user %nice %system %iowait %steal %idle 04:00:00 all 0.53 0.00 0.29 0.01 0.05 99.11 04:00:00 0 0.46 0.00 0.27 0.01 0.05 99.20 04:00:00 1 0.61 0.00 0.31 0.01 0.05 99.02 Average: all 1.38 0.00 0.35 0.08 0.05 98.14 Average: 0 1.49 0.00 0.39 0.08 0.05 97.99 Average: 1 1.28 0.00 0.31 0.08 0.05 98.29