---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-10246 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 8.0G 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 761 5184 4 2284 7180 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:65:55:fd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.135/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78742sec preferred_lft 78742sec inet6 fe80::f816:3eff:fe65:55fd/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-10246) 05/02/26 _x86_64_ (2 CPU) 01:58:31 LINUX RESTART (2 CPU) 02:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:21 1.39 0.02 1.37 0.00 1.20 16.55 0.12 02:20:02 14.85 0.27 1.62 12.96 32.19 69.63 112685.89 02:30:01 1.79 0.03 1.73 0.03 3.21 27.72 1.56 02:40:22 1.36 0.00 1.36 0.00 0.00 16.57 0.00 02:50:22 1.37 0.00 1.36 0.00 0.00 16.37 0.01 03:00:01 1.54 0.00 1.53 0.01 0.00 18.88 0.28 03:10:12 22.12 2.96 16.98 2.17 222.50 3117.27 591.35 03:20:24 1.33 0.00 1.33 0.00 0.00 22.11 0.08 03:30:02 1.48 0.00 1.47 0.02 0.00 21.27 0.58 03:40:24 1.46 0.00 1.46 0.00 0.00 135.12 382.72 03:50:02 1.36 0.01 1.35 0.01 0.21 68.33 0.11 04:00:24 1.61 0.00 1.58 0.03 0.00 25.64 317.47 Average: 4.29 0.28 2.78 1.24 21.80 300.25 9180.34 02:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:21 6298040 7544368 276008 3.39 30560 1421456 528760 5.76 444944 1183040 184 02:20:02 6254704 7527744 292152 3.59 30944 1447436 723112 7.88 459292 1200612 2520 02:30:01 6267928 7542492 277352 3.41 31156 1448716 528932 5.76 454856 1201232 160 02:40:22 6271244 7546324 273508 3.36 31332 1449056 528932 5.76 455000 1201740 188 02:50:22 6270240 7545836 273992 3.37 31504 1449380 532688 5.80 454216 1202244 176 03:00:01 6269560 7545820 273916 3.37 31672 1449836 532720 5.80 454728 1202740 240 03:10:12 5254660 7372628 398832 4.90 85084 2196876 634364 6.91 592852 1958076 124 03:20:24 5260704 7380776 390684 4.80 85196 2198864 642964 7.00 593132 1960176 184 03:30:02 5250860 7372056 399396 4.91 85304 2199884 661624 7.21 612208 1961304 256 03:40:24 5211428 7369856 401512 4.94 85468 2236872 650188 7.08 600280 1998456 728 03:50:02 5058952 7232484 538544 6.62 85620 2251616 752512 8.20 652820 2013220 564 04:00:24 5141836 7317524 453504 5.58 85752 2253604 699012 7.61 648768 2015336 368 Average: 5734180 7441492 354117 4.35 58299 1833633 617984 6.73 535258 1591515 474 02:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:21 ens3 1.58 0.06 0.18 0.01 0.00 0.00 0.00 0.00 02:20:02 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:20:02 ens3 0.64 0.25 3.23 0.03 0.00 0.00 0.00 0.00 02:30:01 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 0.91 0.10 4.89 0.04 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 0.83 0.09 1.17 0.06 0.00 0.00 0.00 0.00 02:50:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:22 ens3 0.26 0.07 0.08 0.04 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 0.37 0.10 0.14 0.08 0.00 0.00 0.00 0.00 03:10:12 lo 1.29 1.29 0.09 0.09 0.00 0.00 0.00 0.00 03:10:12 ens3 71.13 49.73 406.86 12.22 0.00 0.00 0.00 0.00 03:20:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:24 ens3 15.72 14.48 164.96 1.24 0.00 0.00 0.00 0.00 03:30:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:02 ens3 3.48 3.03 5.34 0.55 0.00 0.00 0.00 0.00 03:40:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:24 ens3 17.62 16.14 179.40 1.74 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 11.64 11.19 98.72 1.49 0.00 0.00 0.00 0.00 04:00:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:24 ens3 14.37 14.14 159.95 1.22 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 11.70 9.23 86.70 1.58 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-10246) 05/02/26 _x86_64_ (2 CPU) 01:58:31 LINUX RESTART (2 CPU) 02:00:01 CPU %user %nice %system %iowait %steal %idle 02:10:21 all 0.24 0.00 0.07 0.01 0.03 99.65 02:10:21 0 0.05 0.00 0.08 0.01 0.03 99.84 02:10:21 1 0.43 0.00 0.07 0.01 0.02 99.46 02:20:02 all 0.35 0.00 0.11 0.04 0.02 99.48 02:20:02 0 0.09 0.00 0.11 0.05 0.02 99.73 02:20:02 1 0.61 0.00 0.12 0.02 0.02 99.22 02:30:01 all 0.31 0.00 0.17 0.01 0.02 99.49 02:30:01 0 0.14 0.00 0.18 0.02 0.03 99.63 02:30:01 1 0.48 0.00 0.15 0.00 0.02 99.35 02:40:22 all 0.26 0.00 0.07 0.01 0.02 99.64 02:40:22 0 0.46 0.00 0.05 0.01 0.02 99.46 02:40:22 1 0.06 0.00 0.10 0.01 0.02 99.81 02:50:22 all 0.28 0.00 0.08 0.01 0.02 99.61 02:50:22 0 0.23 0.00 0.08 0.02 0.02 99.65 02:50:22 1 0.32 0.00 0.08 0.01 0.02 99.57 03:00:01 all 0.29 0.00 0.16 0.01 0.02 99.52 03:00:01 0 0.20 0.00 0.16 0.01 0.02 99.61 03:00:01 1 0.37 0.00 0.16 0.01 0.02 99.44 03:10:12 all 11.46 0.00 1.81 0.63 0.06 86.05 03:10:12 0 11.30 0.00 1.75 0.69 0.05 86.21 03:10:12 1 11.62 0.00 1.86 0.57 0.06 85.89 03:20:24 all 0.93 0.00 0.23 0.01 0.04 98.79 03:20:24 0 0.89 0.00 0.19 0.00 0.04 98.88 03:20:24 1 0.97 0.00 0.28 0.01 0.04 98.69 03:30:02 all 9.11 0.00 0.80 0.01 0.06 90.02 03:30:02 0 16.17 0.00 1.29 0.01 0.07 82.46 03:30:02 1 2.02 0.00 0.31 0.00 0.06 97.61 03:40:24 all 2.55 0.00 0.32 0.01 0.04 97.08 03:40:24 0 3.51 0.00 0.40 0.02 0.04 96.03 03:40:24 1 1.59 0.00 0.25 0.01 0.04 98.12 03:50:02 all 3.01 0.00 0.49 0.03 0.04 96.44 03:50:02 0 5.03 0.00 0.80 0.01 0.05 94.11 03:50:02 1 0.98 0.00 0.18 0.05 0.03 98.76 03:50:02 CPU %user %nice %system %iowait %steal %idle 04:00:24 all 0.97 0.00 0.33 0.01 0.04 98.66 04:00:24 0 1.04 0.00 0.36 0.00 0.04 98.56 04:00:24 1 0.90 0.00 0.30 0.01 0.03 98.76 Average: all 2.46 0.00 0.39 0.07 0.03 97.05 Average: 0 3.21 0.00 0.45 0.07 0.03 96.23 Average: 1 1.71 0.00 0.32 0.06 0.03 97.88