---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-5778 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 7.9G 30G 21% / 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 755 5293 4 2181 7186 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:2a:68:96 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.164/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78317sec preferred_lft 78317sec inet6 fe80::f816:3eff:fe2a:6896/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-5778) 03/19/26 _x86_64_ (2 CPU) 04:33:15 LINUX RESTART (2 CPU) 04:40:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 04:50:00 13.96 0.02 1.32 12.62 1.26 16.26 109814.28 05:00:00 1.35 0.00 1.32 0.03 0.00 17.28 654.31 05:10:00 1.19 0.00 1.17 0.02 0.00 14.63 1.32 05:20:00 1.17 0.00 1.15 0.02 0.01 14.57 1.20 05:30:03 1.63 0.00 1.59 0.04 0.00 20.45 1.55 05:40:00 21.74 3.04 16.47 2.23 228.99 3022.38 729.39 05:50:00 1.58 0.01 1.55 0.02 0.57 122.81 1.17 06:00:00 1.55 0.00 1.53 0.02 0.00 21.35 0.23 06:10:00 1.34 0.00 1.34 0.00 0.00 17.60 0.00 06:20:00 1.46 0.00 1.45 0.01 0.00 20.00 0.19 06:30:00 1.66 0.01 1.63 0.02 0.09 23.13 0.24 06:40:00 1.35 0.00 1.35 0.00 0.00 17.57 0.00 Average: 4.15 0.25 2.65 1.25 19.14 275.98 9215.35 04:40:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:50:00 6265216 7540932 279044 3.43 30848 1450164 519708 5.66 456352 1199984 180 05:00:00 6266520 7542804 277168 3.41 31072 1450496 522388 5.69 458356 1200540 124 05:10:00 6266016 7542856 277112 3.41 31292 1450824 522484 5.69 458444 1201088 124 05:20:00 6265764 7543148 276812 3.40 31504 1451148 522484 5.69 458632 1201624 124 05:30:03 6253764 7531904 287972 3.54 31776 1451608 522556 5.69 459044 1202228 188 05:40:00 5361132 7465256 306608 3.77 85000 2183368 561676 6.12 551312 1941680 25684 05:50:00 5314232 7419704 352312 4.33 85108 2184672 631980 6.88 595308 1943092 124 06:00:00 5297952 7404332 367644 4.52 85240 2185452 633004 6.89 596328 1944000 160 06:10:00 5297952 7405124 366896 4.51 85400 2186088 633140 6.90 596408 1944800 120 06:20:00 5298488 7406624 365376 4.49 85568 2186904 633140 6.90 596440 1945784 120 06:30:00 5292520 7402036 369948 4.55 85736 2188116 641772 6.99 596892 1947036 124 06:40:00 5292520 7402800 369184 4.54 85856 2188764 641772 6.99 596788 1947800 132 Average: 5706006 7467293 324673 3.99 62867 1879800 582175 6.34 535025 1634971 2267 04:40:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:50:00 ens3 0.75 0.08 0.12 0.05 0.00 0.00 0.00 0.00 05:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:00:00 ens3 0.40 0.09 0.10 0.05 0.00 0.00 0.00 0.00 05:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:10:00 ens3 0.43 0.06 0.10 0.03 0.00 0.00 0.00 0.00 05:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:20:00 ens3 0.24 0.07 0.07 0.04 0.00 0.00 0.00 0.00 05:30:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:30:03 ens3 0.30 0.19 0.07 0.52 0.00 0.00 0.00 0.00 05:40:00 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 05:40:00 ens3 59.39 41.73 296.86 10.86 0.00 0.00 0.00 0.00 05:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:50:00 ens3 6.10 2.81 1.15 0.62 0.00 0.00 0.00 0.00 06:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:00:00 ens3 1.89 1.02 0.28 0.12 0.00 0.00 0.00 0.00 06:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:10:00 ens3 0.80 0.19 0.21 0.11 0.00 0.00 0.00 0.00 06:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:20:00 ens3 1.62 1.36 0.28 0.13 0.00 0.00 0.00 0.00 06:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:30:00 ens3 2.60 2.03 0.60 0.50 0.00 0.00 0.00 0.00 06:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:40:00 ens3 0.43 0.14 0.11 0.06 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 6.22 4.13 24.86 1.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-5778) 03/19/26 _x86_64_ (2 CPU) 04:33:15 LINUX RESTART (2 CPU) 04:40:03 CPU %user %nice %system %iowait %steal %idle 04:50:00 all 0.28 0.00 0.09 0.03 0.02 99.58 04:50:00 0 0.36 0.00 0.07 0.01 0.02 99.54 04:50:00 1 0.19 0.00 0.12 0.05 0.02 99.62 05:00:00 all 0.33 0.00 0.17 0.01 0.02 99.47 05:00:00 0 0.42 0.00 0.15 0.02 0.02 99.39 05:00:00 1 0.23 0.00 0.20 0.00 0.02 99.55 05:10:00 all 0.24 0.00 0.08 0.01 0.02 99.65 05:10:00 0 0.06 0.00 0.09 0.01 0.02 99.82 05:10:00 1 0.43 0.00 0.08 0.01 0.02 99.47 05:20:00 all 0.25 0.00 0.07 0.01 0.02 99.65 05:20:00 0 0.34 0.00 0.06 0.01 0.02 99.57 05:20:00 1 0.17 0.00 0.08 0.01 0.02 99.73 05:30:03 all 0.26 0.00 0.18 0.01 0.02 99.53 05:30:03 0 0.29 0.00 0.18 0.02 0.02 99.50 05:30:03 1 0.23 0.00 0.18 0.00 0.02 99.57 05:40:00 all 10.76 0.00 1.64 0.53 0.04 87.03 05:40:00 0 9.02 0.00 1.57 0.54 0.05 88.82 05:40:00 1 12.49 0.00 1.71 0.53 0.04 85.23 05:50:00 all 0.61 0.00 0.17 0.01 0.04 99.17 05:50:00 0 0.60 0.00 0.18 0.01 0.04 99.17 05:50:00 1 0.63 0.00 0.16 0.00 0.04 99.17 06:00:00 all 0.57 0.00 0.25 0.01 0.04 99.12 06:00:00 0 0.59 0.00 0.26 0.01 0.04 99.10 06:00:00 1 0.55 0.00 0.25 0.01 0.05 99.15 06:10:00 all 0.47 0.00 0.13 0.01 0.04 99.35 06:10:00 0 0.48 0.00 0.13 0.01 0.04 99.34 06:10:00 1 0.45 0.00 0.13 0.01 0.04 99.36 06:20:00 all 0.46 0.00 0.15 0.01 0.05 99.33 06:20:00 0 0.51 0.00 0.14 0.01 0.04 99.30 06:20:00 1 0.41 0.00 0.17 0.02 0.05 99.35 06:30:00 all 0.61 0.00 0.25 0.01 0.05 99.08 06:30:00 0 0.69 0.00 0.26 0.01 0.05 98.98 06:30:00 1 0.53 0.00 0.23 0.01 0.05 99.18 06:30:00 CPU %user %nice %system %iowait %steal %idle 06:40:00 all 0.43 0.00 0.13 0.01 0.05 99.38 06:40:00 0 0.45 0.00 0.14 0.01 0.05 99.35 06:40:00 1 0.40 0.00 0.12 0.01 0.06 99.41 Average: all 1.27 0.00 0.28 0.05 0.04 98.37 Average: 0 1.15 0.00 0.27 0.05 0.03 98.50 Average: 1 1.39 0.00 0.28 0.05 0.04 98.24