---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-25752 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 750 4881 4 2605 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:80:d9:ea brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.125/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78986sec preferred_lft 78986sec inet6 fe80::f816:3eff:fe80:d9ea/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-25752) 06/08/26 _x86_64_ (2 CPU) 01:56:49 LINUX RESTART (2 CPU) 02:00:22 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:09 1.36 0.03 1.33 0.00 1.27 15.50 0.12 02:20:22 1.21 0.01 1.19 0.01 0.07 14.34 0.94 02:30:19 14.04 0.00 1.40 12.64 0.15 16.83 110324.69 02:40:22 1.24 0.00 1.23 0.02 0.00 14.61 1.19 02:50:22 1.75 0.25 1.47 0.03 30.97 73.29 1.37 03:00:19 1.59 0.07 1.49 0.03 4.41 23.09 439.53 03:10:22 23.84 2.92 18.65 2.26 222.76 3441.90 484.88 03:20:19 1.27 0.00 1.27 0.00 0.00 15.50 0.00 03:30:22 1.72 0.00 1.70 0.02 0.00 112.54 0.42 03:40:22 1.59 0.00 1.57 0.02 0.00 386.27 0.23 03:50:09 1.34 0.00 1.34 0.01 0.00 69.10 0.10 04:00:00 6.47 0.08 4.91 1.48 5.86 856.11 1897.23 Average: 4.79 0.28 3.14 1.37 22.30 421.92 9398.09 02:00:22 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:09 6288868 7539872 280236 3.45 30616 1426228 533024 5.81 439780 1187332 180 02:20:22 6296204 7547744 272380 3.35 30820 1426556 533016 5.81 439836 1187864 236 02:30:19 6295908 7548044 271988 3.34 31036 1426924 533024 5.81 440004 1188416 208 02:40:22 6287872 7540540 279528 3.44 31228 1427248 533144 5.81 441104 1188940 124 02:50:22 6246580 7526072 293464 3.61 31604 1453348 728536 7.94 455740 1206580 212 03:00:19 6237076 7523200 296184 3.64 31848 1459660 537268 5.85 457408 1212232 256 03:10:22 5016540 7223240 543444 6.68 87060 2280012 777368 8.47 732024 2042704 192 03:20:19 5074224 7281576 485132 5.97 87176 2280544 728388 7.93 682432 2043240 188 03:30:22 5033772 7269308 497136 6.11 87352 2308568 782604 8.52 720448 2071420 124 03:40:22 4813172 7161516 603316 7.42 87524 2419740 873044 9.51 810568 2182748 188 03:50:09 4743692 7108412 656208 8.07 87660 2435732 903224 9.84 841504 2198896 208 04:00:00 5071180 7435976 335780 4.13 90404 2439628 573248 6.24 546720 2204028 29400 Average: 5617091 7392125 401233 4.93 59527 1898682 669657 7.29 583964 1659533 2626 02:00:22 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:09 ens3 1.05 0.04 0.09 0.01 0.00 0.00 0.00 0.00 02:20:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:22 ens3 0.41 0.04 0.05 0.01 0.00 0.00 0.00 0.00 02:30:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:19 ens3 0.31 0.04 0.05 0.01 0.00 0.00 0.00 0.00 02:40:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:22 ens3 0.48 0.09 0.13 0.06 0.00 0.00 0.00 0.00 02:50:22 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:50:22 ens3 0.50 0.22 3.17 0.05 0.00 0.00 0.00 0.00 03:00:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:19 ens3 3.18 1.82 9.22 1.10 0.00 0.00 0.00 0.00 03:10:22 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:10:22 ens3 87.65 66.41 688.83 12.24 0.00 0.00 0.00 0.00 03:20:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:19 ens3 28.21 26.48 460.04 1.75 0.00 0.00 0.00 0.00 03:30:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:22 ens3 74.53 71.84 1211.68 4.75 0.00 0.00 0.00 0.00 03:40:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:22 ens3 28.06 26.75 435.25 1.81 0.00 0.00 0.00 0.00 03:50:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:09 ens3 22.58 21.28 355.84 1.44 0.00 0.00 0.00 0.00 04:00:00 lo 1.08 1.08 0.06 0.06 0.00 0.00 0.00 0.00 04:00:00 ens3 33.50 26.36 287.76 24.03 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 23.43 20.16 288.31 3.93 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-25752) 06/08/26 _x86_64_ (2 CPU) 01:56:49 LINUX RESTART (2 CPU) 02:00:22 CPU %user %nice %system %iowait %steal %idle 02:10:09 all 0.26 0.00 0.08 0.02 0.02 99.62 02:10:09 0 0.39 0.00 0.07 0.04 0.02 99.49 02:10:09 1 0.13 0.00 0.09 0.01 0.03 99.74 02:20:22 all 0.25 0.00 0.08 0.01 0.02 99.63 02:20:22 0 0.44 0.00 0.06 0.01 0.02 99.48 02:20:22 1 0.06 0.00 0.10 0.02 0.03 99.79 02:30:19 all 0.29 0.00 0.17 0.05 0.02 99.46 02:30:19 0 0.41 0.00 0.15 0.06 0.02 99.35 02:30:19 1 0.17 0.00 0.20 0.04 0.02 99.57 02:40:22 all 0.29 0.00 0.07 0.03 0.02 99.59 02:40:22 0 0.45 0.00 0.05 0.04 0.02 99.43 02:40:22 1 0.12 0.00 0.09 0.02 0.03 99.75 02:50:22 all 0.40 0.00 0.09 0.03 0.02 99.46 02:50:22 0 0.69 0.00 0.09 0.03 0.02 99.17 02:50:22 1 0.10 0.00 0.10 0.03 0.03 99.75 03:00:19 all 0.36 0.00 0.16 0.05 0.02 99.40 03:00:19 0 0.37 0.00 0.17 0.06 0.02 99.37 03:00:19 1 0.36 0.00 0.15 0.03 0.02 99.44 03:10:22 all 11.99 0.00 1.84 0.94 0.06 85.17 03:10:22 0 12.61 0.00 1.99 1.22 0.06 84.13 03:10:22 1 11.38 0.00 1.70 0.66 0.06 86.21 03:20:19 all 0.61 0.00 0.26 0.04 0.05 99.04 03:20:19 0 0.72 0.00 0.33 0.08 0.06 98.81 03:20:19 1 0.49 0.00 0.19 0.01 0.05 99.26 03:30:22 all 1.13 0.00 0.64 0.02 0.06 98.16 03:30:22 0 1.42 0.00 0.95 0.03 0.07 97.54 03:30:22 1 0.84 0.00 0.33 0.01 0.04 98.77 03:40:22 all 0.83 0.00 0.22 0.09 0.05 98.81 03:40:22 0 0.88 0.00 0.27 0.07 0.06 98.71 03:40:22 1 0.77 0.00 0.17 0.11 0.04 98.91 03:50:09 all 0.63 0.00 0.24 0.27 0.04 98.82 03:50:09 0 0.64 0.00 0.31 0.09 0.04 98.93 03:50:09 1 0.61 0.00 0.18 0.46 0.03 98.72 03:50:09 CPU %user %nice %system %iowait %steal %idle 04:00:00 all 5.69 0.00 0.80 0.15 0.04 93.33 04:00:00 0 4.95 0.00 0.85 0.09 0.05 94.06 04:00:00 1 6.42 0.00 0.75 0.20 0.04 92.60 Average: all 1.89 0.00 0.39 0.14 0.04 97.54 Average: 0 2.00 0.00 0.44 0.15 0.04 97.37 Average: 1 1.79 0.00 0.34 0.13 0.04 97.71