---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-26588 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 8.3G 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 747 4871 4 2618 7194 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:0f:7f:20 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.63/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79040sec preferred_lft 79040sec inet6 fe80::f816:3eff:fe0f:7f20/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-26588) 06/11/26 _x86_64_ (2 CPU) 01:58:21 LINUX RESTART (2 CPU) 02:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:06 1.33 0.02 1.30 0.00 1.23 16.25 0.12 02:20:06 1.20 0.01 1.19 0.00 0.07 14.68 0.12 02:30:01 1.30 0.00 1.29 0.01 0.00 16.38 439.61 02:40:07 1.25 0.00 1.25 0.00 0.00 14.97 0.12 02:50:07 1.92 0.26 1.66 0.01 32.03 75.54 0.23 03:00:01 1.48 0.00 1.47 0.01 0.00 18.13 440.14 03:10:07 24.05 2.97 18.75 2.33 225.09 3549.35 1322.49 03:20:07 1.27 0.00 1.25 0.02 0.00 16.07 1.09 03:30:07 15.10 0.00 1.59 13.51 0.15 80.77 106461.20 03:40:07 1.62 0.00 1.57 0.05 0.00 425.76 5.72 03:50:07 1.40 0.00 1.36 0.04 0.00 85.05 4.48 04:00:08 4.37 0.04 3.60 0.73 1.08 777.33 1352.53 Average: 4.71 0.28 3.04 1.39 21.82 427.01 9164.05 02:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:06 6297048 7543340 277440 3.41 30572 1421432 531664 5.79 446436 1183244 204 02:20:06 6296292 7543108 277668 3.41 30764 1421760 531664 5.79 446624 1183764 224 02:30:01 6287096 7534432 286384 3.52 30940 1422084 531808 5.79 446656 1184264 124 02:40:07 6286844 7534688 286124 3.52 31112 1422412 533472 5.81 448440 1184764 216 02:50:07 6256664 7531596 288676 3.55 31460 1448800 531868 5.79 456596 1202416 228 03:00:01 6253896 7529504 290712 3.57 31656 1449240 532032 5.79 457180 1202932 124 03:10:07 4999868 7204044 563220 6.93 86824 2277468 789308 8.60 735328 2040768 120 03:20:07 5069320 7274072 493188 6.06 86992 2277880 738328 8.04 683432 2041344 140 03:30:07 5063208 7287688 479492 5.90 87176 2297416 779192 8.49 708140 2061040 1012 03:40:07 4797012 7145132 620292 7.63 87404 2419332 924088 10.07 852648 2183180 164 03:50:07 4748152 7117404 647476 7.96 87624 2439948 971568 10.58 851220 2203892 356 04:00:08 4985804 7356008 415772 5.11 88916 2445840 656928 7.16 630548 2210912 22444 Average: 5611767 7383418 410537 5.05 59287 1895301 670993 7.31 596937 1656877 2113 02:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:06 ens3 1.64 0.09 0.31 0.02 0.00 0.00 0.00 0.00 02:20:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:06 ens3 0.39 0.04 0.06 0.01 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 0.61 0.03 13.61 0.01 0.00 0.00 0.00 0.00 02:40:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:07 ens3 0.40 0.07 0.39 0.05 0.00 0.00 0.00 0.00 02:50:07 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:50:07 ens3 0.81 0.43 3.19 0.06 0.00 0.00 0.00 0.00 03:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:01 ens3 0.41 0.20 0.13 0.49 0.00 0.00 0.00 0.00 03:10:07 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:10:07 ens3 95.38 65.84 702.39 12.68 0.00 0.00 0.00 0.00 03:20:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:07 ens3 27.74 25.53 457.14 1.68 0.00 0.00 0.00 0.00 03:30:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:07 ens3 68.88 66.31 1181.19 4.39 0.00 0.00 0.00 0.00 03:40:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:07 ens3 24.48 23.83 411.41 1.61 0.00 0.00 0.00 0.00 03:50:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:07 ens3 22.54 21.54 389.94 1.44 0.00 0.00 0.00 0.00 04:00:08 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 04:00:08 ens3 34.10 24.55 295.24 23.84 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 23.18 19.08 288.31 3.87 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-26588) 06/11/26 _x86_64_ (2 CPU) 01:58:21 LINUX RESTART (2 CPU) 02:00:01 CPU %user %nice %system %iowait %steal %idle 02:10:06 all 0.27 0.00 0.09 0.01 0.03 99.60 02:10:06 0 0.07 0.00 0.09 0.02 0.03 99.79 02:10:06 1 0.48 0.00 0.08 0.01 0.03 99.40 02:20:06 all 0.24 0.00 0.09 0.01 0.03 99.63 02:20:06 0 0.08 0.00 0.10 0.03 0.04 99.77 02:20:06 1 0.40 0.00 0.08 0.00 0.03 99.49 02:30:01 all 0.27 0.00 0.17 0.01 0.04 99.51 02:30:01 0 0.08 0.00 0.17 0.02 0.05 99.69 02:30:01 1 0.46 0.00 0.16 0.01 0.04 99.34 02:40:07 all 0.26 0.00 0.07 0.01 0.03 99.63 02:40:07 0 0.05 0.00 0.08 0.01 0.04 99.81 02:40:07 1 0.46 0.00 0.05 0.01 0.03 99.45 02:50:07 all 0.36 0.00 0.10 0.06 0.03 99.46 02:50:07 0 0.44 0.00 0.05 0.08 0.02 99.41 02:50:07 1 0.27 0.00 0.15 0.03 0.04 99.51 03:00:01 all 0.30 0.00 0.17 0.03 0.03 99.47 03:00:01 0 0.52 0.00 0.16 0.02 0.03 99.28 03:00:01 1 0.09 0.00 0.18 0.03 0.03 99.67 03:10:07 all 12.05 0.00 1.83 0.64 0.07 85.40 03:10:07 0 14.68 0.00 1.83 0.58 0.06 82.85 03:10:07 1 9.42 0.00 1.83 0.71 0.07 87.97 03:20:07 all 0.63 0.00 0.27 0.09 0.06 98.95 03:20:07 0 0.55 0.00 0.18 0.11 0.05 99.10 03:20:07 1 0.71 0.00 0.35 0.08 0.07 98.79 03:30:07 all 1.13 0.00 0.66 0.06 0.06 98.09 03:30:07 0 0.71 0.00 0.55 0.08 0.06 98.60 03:30:07 1 1.54 0.00 0.77 0.04 0.06 97.58 03:40:07 all 0.83 0.00 0.22 0.02 0.07 98.85 03:40:07 0 0.87 0.00 0.24 0.02 0.07 98.79 03:40:07 1 0.79 0.00 0.20 0.03 0.06 98.92 03:50:07 all 0.68 0.00 0.26 0.01 0.07 98.98 03:50:07 0 0.71 0.00 0.31 0.01 0.09 98.88 03:50:07 1 0.66 0.00 0.20 0.01 0.05 99.08 03:50:07 CPU %user %nice %system %iowait %steal %idle 04:00:08 all 3.23 0.00 0.54 0.08 0.06 96.09 04:00:08 0 2.63 0.00 0.56 0.10 0.08 96.63 04:00:08 1 3.82 0.00 0.52 0.05 0.05 95.56 Average: all 1.70 0.00 0.37 0.09 0.05 97.80 Average: 0 1.79 0.00 0.36 0.09 0.05 97.71 Average: 1 1.60 0.00 0.38 0.09 0.05 97.89