---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-31935 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 756 4909 4 2571 7185 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:f1:c7:9e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.168/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 77990sec preferred_lft 77990sec inet6 fe80::f816:3eff:fef1:c79e/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-31935) 07/01/26 _x86_64_ (2 CPU) 00:37:04 LINUX RESTART (2 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:20 1.41 0.02 1.38 0.00 1.20 16.34 0.12 01:00:00 1.61 0.01 1.58 0.03 0.06 18.72 677.34 01:10:01 1.33 0.00 1.31 0.02 0.00 15.34 1.20 01:20:27 1.81 0.24 1.54 0.03 29.69 72.55 1.32 01:30:00 14.74 0.00 1.57 13.17 0.15 19.20 115068.75 01:40:01 1.35 0.00 1.34 0.02 0.00 16.03 1.09 01:50:09 1.85 0.39 1.46 0.00 15.62 47.70 0.00 02:00:00 24.05 2.64 19.05 2.35 215.21 3482.74 948.58 02:10:01 1.18 0.00 1.18 0.00 0.00 15.02 0.00 02:20:00 1.25 0.00 1.25 0.00 0.00 15.99 0.00 02:30:00 1.70 0.00 1.67 0.03 0.00 322.17 2.60 02:40:00 1.38 0.00 1.37 0.01 0.00 180.89 1.85 02:50:01 1.44 0.00 1.44 0.00 0.00 17.10 0.00 Average: 4.16 0.25 2.76 1.15 19.99 321.95 8567.03 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:20 6288996 7535152 285188 3.51 30556 1421496 529372 5.77 444780 1183244 124 01:00:00 6287764 7534452 285904 3.52 30772 1421792 529580 5.77 445104 1183756 124 01:10:01 6306784 7554008 266340 3.28 30980 1422116 529676 5.77 445268 1184288 124 01:20:27 6245856 7520252 299540 3.68 31384 1448512 729700 7.95 457200 1202324 216 01:30:00 6245884 7520988 298684 3.67 31592 1448988 729832 7.95 457660 1202840 180 01:40:01 6253696 7529364 290316 3.57 31812 1449316 729864 7.95 457816 1203400 124 01:50:09 6232468 7523160 296176 3.64 32100 1463984 745992 8.13 485984 1216828 308 02:00:00 4962112 7161940 604604 7.43 87152 2272972 1039472 11.32 800556 2036836 176 02:10:01 4990676 7191048 575536 7.08 87292 2273376 990976 10.79 751336 2037380 280 02:20:00 4892852 7093820 672748 8.27 87440 2273844 1127460 12.28 870724 2037988 144 02:30:00 4905160 7199380 566180 6.96 87608 2366116 1053408 11.47 797988 2130300 1276 02:40:00 4756280 7099980 664784 8.17 87752 2414776 1131732 12.33 876548 2179104 148 02:50:01 4798468 7142744 622064 7.65 87884 2415204 1096284 11.94 841224 2179672 252 Average: 5628230 7354330 440620 5.42 57256 1853269 843334 9.19 625553 1613689 267 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:20 ens3 1.11 0.08 0.14 0.06 0.00 0.00 0.00 0.00 01:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:00 ens3 0.44 0.08 0.08 0.04 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 0.90 0.09 4.86 0.05 0.00 0.00 0.00 0.00 01:20:27 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:20:27 ens3 1.04 0.48 3.16 0.09 0.00 0.00 0.00 0.00 01:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:00 ens3 1.33 0.17 0.18 0.60 0.00 0.00 0.00 0.00 01:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.58 0.13 0.16 0.09 0.00 0.00 0.00 0.00 01:50:09 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:50:09 ens3 13.45 5.87 19.96 2.79 0.00 0.00 0.00 0.00 02:00:00 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 02:00:00 ens3 90.70 69.69 779.93 10.70 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 31.00 29.06 479.43 1.91 0.00 0.00 0.00 0.00 02:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:00 ens3 60.64 50.46 999.06 3.31 0.00 0.00 0.00 0.00 02:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:00 ens3 32.36 28.08 492.31 1.88 0.00 0.00 0.00 0.00 02:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:00 ens3 31.22 30.15 491.17 2.06 0.00 0.00 0.00 0.00 02:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:01 ens3 5.38 5.03 79.95 0.38 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 20.68 16.79 256.71 1.83 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-31935) 07/01/26 _x86_64_ (2 CPU) 00:37:04 LINUX RESTART (2 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:50:20 all 0.28 0.00 0.08 0.11 0.01 99.52 00:50:20 0 0.24 0.00 0.08 0.10 0.01 99.56 00:50:20 1 0.31 0.00 0.08 0.12 0.01 99.48 01:00:00 all 0.29 0.00 0.19 0.11 0.01 99.40 01:00:00 0 0.25 0.00 0.18 0.18 0.01 99.38 01:00:00 1 0.33 0.00 0.20 0.04 0.02 99.42 01:10:01 all 0.29 0.00 0.08 0.03 0.02 99.59 01:10:01 0 0.10 0.00 0.09 0.01 0.02 99.78 01:10:01 1 0.47 0.00 0.06 0.05 0.01 99.41 01:20:27 all 0.43 0.00 0.11 0.02 0.02 99.42 01:20:27 0 0.11 0.00 0.10 0.02 0.02 99.76 01:20:27 1 0.76 0.00 0.12 0.03 0.02 99.07 01:30:00 all 0.30 0.00 0.17 0.03 0.01 99.48 01:30:00 0 0.10 0.00 0.20 0.05 0.02 99.64 01:30:00 1 0.49 0.00 0.15 0.01 0.01 99.33 01:40:01 all 0.23 0.00 0.07 0.01 0.01 99.67 01:40:01 0 0.05 0.00 0.08 0.01 0.02 99.83 01:40:01 1 0.42 0.00 0.06 0.00 0.01 99.50 01:50:09 all 0.50 0.00 0.09 0.17 0.01 99.22 01:50:09 0 0.35 0.00 0.10 0.27 0.02 99.26 01:50:09 1 0.65 0.00 0.09 0.07 0.01 99.18 02:00:00 all 12.64 0.00 2.04 0.61 0.06 84.66 02:00:00 0 17.02 0.00 2.40 0.81 0.06 79.71 02:00:00 1 8.26 0.00 1.68 0.40 0.05 89.60 02:10:01 all 0.65 0.00 0.27 0.02 0.04 99.03 02:10:01 0 0.52 0.00 0.10 0.02 0.03 99.33 02:10:01 1 0.77 0.00 0.44 0.01 0.05 98.73 02:20:00 all 0.95 0.00 0.47 2.87 0.04 95.66 02:20:00 0 1.02 0.00 0.55 2.99 0.04 95.39 02:20:00 1 0.88 0.00 0.39 2.74 0.05 95.94 02:30:00 all 0.81 0.00 0.37 0.04 0.04 98.74 02:30:00 0 0.86 0.00 0.34 0.04 0.05 98.71 02:30:00 1 0.77 0.00 0.39 0.04 0.04 98.76 02:30:00 CPU %user %nice %system %iowait %steal %idle 02:40:00 all 0.76 0.00 0.25 0.02 0.04 98.93 02:40:00 0 0.61 0.00 0.16 0.01 0.03 99.20 02:40:00 1 0.92 0.00 0.33 0.03 0.05 98.66 02:50:01 all 0.44 0.00 0.18 0.02 0.04 99.32 02:50:01 0 0.43 0.00 0.14 0.02 0.03 99.38 02:50:01 1 0.45 0.00 0.22 0.01 0.04 99.27 Average: all 1.41 0.00 0.33 0.31 0.03 97.92 Average: 0 1.64 0.00 0.34 0.35 0.03 97.64 Average: 1 1.18 0.00 0.32 0.27 0.03 98.19