---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-5776 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 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 782 5177 4 2270 7159 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:47:31:46 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.220/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80895sec preferred_lft 80895sec inet6 fe80::f816:3eff:fe47:3146/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-5776) 03/19/26 _x86_64_ (2 CPU) 04:33:16 LINUX RESTART (2 CPU) 04:40:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 04:50:03 13.94 0.02 1.36 12.56 1.25 15.88 109227.24 05:00:03 1.60 0.00 1.58 0.02 0.00 18.80 0.37 05:10:03 1.35 0.00 1.35 0.00 0.00 15.55 0.12 05:20:01 1.36 0.00 1.36 0.00 0.01 15.76 0.00 05:30:03 1.54 0.00 1.52 0.02 0.00 18.49 0.33 05:40:04 22.80 3.02 17.58 2.20 227.36 2982.71 773.01 05:50:06 1.99 0.00 1.93 0.05 0.48 175.36 2.91 06:00:01 1.66 0.00 1.58 0.08 0.35 87.70 2.12 Average: 5.78 0.38 3.54 1.86 28.73 416.95 13745.24 04:40:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:50:03 6250444 7525800 294284 3.62 30812 1449848 520780 5.67 457260 1200004 192 05:00:03 6263136 7539028 280980 3.46 31000 1450184 520916 5.67 457456 1200528 180 05:10:03 6264680 7541096 278908 3.43 31188 1450512 525280 5.72 455040 1201044 220 05:20:01 6263432 7540336 279656 3.44 31368 1450820 525280 5.72 455272 1201528 188 05:30:03 6257784 7535364 284612 3.50 31544 1451292 525284 5.72 455440 1202052 196 05:40:04 5332800 7436464 335436 4.12 84828 2183056 576764 6.28 578832 1941568 29636 05:50:06 5258112 7374024 397732 4.89 85068 2195120 728108 7.93 637328 1953868 324 06:00:01 5234348 7370348 401532 4.94 85260 2215000 667488 7.27 635564 1973840 328 Average: 5890592 7482808 319142 3.92 51384 1730729 573738 6.25 516524 1484304 3908 04:40:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:50:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:50:03 ens3 0.75 0.09 0.13 0.05 0.00 0.00 0.00 0.00 05:00:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:00:03 ens3 0.40 0.09 0.10 0.05 0.00 0.00 0.00 0.00 05:10:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:10:03 ens3 0.42 0.05 0.10 0.03 0.00 0.00 0.00 0.00 05:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:20:01 ens3 0.24 0.05 0.07 0.03 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 0.21 0.04 0.07 0.03 0.00 0.00 0.00 0.00 05:40:04 lo 1.30 1.30 0.09 0.09 0.00 0.00 0.00 0.00 05:40:04 ens3 59.47 39.07 294.76 11.20 0.00 0.00 0.00 0.00 05:50:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:50:06 ens3 34.48 27.23 7.87 3.77 0.00 0.00 0.00 0.00 06:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:00:01 ens3 38.90 37.71 9.00 5.48 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 16.85 13.03 39.07 2.58 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-5776) 03/19/26 _x86_64_ (2 CPU) 04:33:16 LINUX RESTART (2 CPU) 04:40:03 CPU %user %nice %system %iowait %steal %idle 04:50:03 all 0.25 0.00 0.09 0.03 0.03 99.60 04:50:03 0 0.06 0.00 0.11 0.01 0.03 99.80 04:50:03 1 0.45 0.00 0.07 0.05 0.02 99.41 05:00:03 all 0.28 0.00 0.17 0.01 0.03 99.51 05:00:03 0 0.30 0.00 0.18 0.00 0.03 99.50 05:00:03 1 0.27 0.00 0.16 0.02 0.03 99.53 05:10:03 all 0.29 0.00 0.07 0.01 0.02 99.61 05:10:03 0 0.52 0.00 0.05 0.00 0.02 99.42 05:10:03 1 0.05 0.00 0.10 0.02 0.03 99.80 05:20:01 all 0.22 0.00 0.07 0.01 0.03 99.67 05:20:01 0 0.16 0.00 0.09 0.00 0.03 99.72 05:20:01 1 0.27 0.00 0.06 0.02 0.02 99.62 05:30:03 all 0.26 0.00 0.17 0.01 0.03 99.53 05:30:03 0 0.22 0.00 0.17 0.00 0.03 99.58 05:30:03 1 0.30 0.00 0.17 0.01 0.03 99.49 05:40:04 all 10.51 0.00 1.61 0.50 0.05 87.34 05:40:04 0 10.38 0.00 1.60 0.62 0.04 87.36 05:40:04 1 10.64 0.00 1.61 0.39 0.05 87.32 05:50:06 all 5.43 0.00 0.45 0.01 0.06 94.06 05:50:06 0 5.21 0.00 0.45 0.01 0.06 94.28 05:50:06 1 5.65 0.00 0.44 0.02 0.06 93.83 06:00:01 all 7.25 0.00 0.58 0.01 0.07 92.10 06:00:01 0 8.77 0.00 0.59 0.01 0.07 90.56 06:00:01 1 5.72 0.00 0.56 0.01 0.06 93.65 Average: all 3.05 0.00 0.40 0.07 0.04 96.44 Average: 0 3.19 0.00 0.40 0.08 0.04 96.29 Average: 1 2.91 0.00 0.40 0.07 0.04 96.59