---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-25717 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: 5599.94 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 23% / 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 788 4767 4 2682 7153 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:cc:35:3a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.61/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78212sec preferred_lft 78212sec inet6 fe80::f816:3eff:fecc:353a/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-25717) 06/08/26 _x86_64_ (2 CPU) 00:37:44 LINUX RESTART (2 CPU) 00:40:22 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 1.36 0.03 1.33 0.01 1.29 15.80 0.62 01:00:22 1.58 0.01 1.55 0.02 0.05 18.44 421.93 01:10:22 1.85 0.25 1.57 0.03 30.97 74.08 1.25 01:20:01 14.41 0.01 1.41 13.00 0.17 16.43 113120.01 01:30:23 1.45 0.00 1.43 0.01 0.00 17.72 631.00 01:40:22 1.38 0.00 1.38 0.00 0.00 16.47 0.00 01:50:01 1.31 0.00 1.31 0.00 0.00 15.47 0.00 02:00:22 23.64 2.91 18.50 2.23 220.10 3373.75 1342.55 02:10:23 1.30 0.00 1.30 0.00 0.00 15.93 0.00 02:20:01 1.27 0.00 1.27 0.00 0.00 16.30 0.00 02:30:22 1.75 0.00 1.72 0.03 0.00 497.00 0.58 02:40:23 1.41 0.00 1.41 0.01 0.00 160.98 0.05 02:50:01 1.32 0.00 1.32 0.00 0.00 16.57 0.00 Average: 4.19 0.25 2.78 1.15 20.10 338.91 8608.36 00:40:22 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 6283656 7530180 290144 3.57 30540 1421656 536068 5.84 443064 1183284 148 01:00:22 6298284 7545384 274844 3.38 30772 1421988 536324 5.84 443324 1183848 124 01:10:22 6248220 7522048 297728 3.66 31132 1448016 731588 7.97 457844 1201472 124 01:20:01 6255556 7529940 289812 3.56 31296 1448388 731716 7.97 458296 1201980 240 01:30:23 6249820 7524776 294912 3.63 31496 1448720 731844 7.97 458480 1202512 180 01:40:22 6257660 7533240 286444 3.52 31656 1449176 731844 7.97 458628 1203000 124 01:50:01 6267552 7543624 276052 3.39 31824 1449496 735860 8.01 459100 1203488 244 02:00:22 4937836 7140108 626496 7.70 86868 2275580 1056672 11.51 824060 2038936 180 02:10:23 4985128 7187944 578664 7.12 87008 2275984 1010892 11.01 777440 2039480 180 02:20:01 4964820 7187060 579568 7.13 87148 2295276 1037028 11.30 787440 2058904 19008 02:30:22 4694840 7057272 707284 8.70 87332 2433712 1173600 12.78 923900 2197288 8264 02:40:23 4644548 7043372 720604 8.86 87472 2469296 1171288 12.76 922568 2233128 192 02:50:01 4602008 7001416 762548 9.38 87608 2469740 1208680 13.16 959488 2233704 284 Average: 5591533 7334336 460392 5.66 57089 1869771 876416 9.55 644126 1629310 2253 00:40:22 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:01 ens3 1.56 0.15 0.22 0.09 0.00 0.00 0.00 0.00 01:00:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:22 ens3 0.47 0.06 0.08 0.03 0.00 0.00 0.00 0.00 01:10:22 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:10:22 ens3 1.20 0.23 8.42 0.05 0.00 0.00 0.00 0.00 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 0.52 0.14 0.35 0.07 0.00 0.00 0.00 0.00 01:30:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:23 ens3 0.42 0.22 0.08 0.59 0.00 0.00 0.00 0.00 01:40:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:22 ens3 0.35 0.07 0.11 0.06 0.00 0.00 0.00 0.00 01:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:01 ens3 0.23 0.06 0.07 0.03 0.00 0.00 0.00 0.00 02:00:22 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 02:00:22 ens3 94.15 69.96 742.53 12.65 0.00 0.00 0.00 0.00 02:10:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:23 ens3 31.04 29.25 480.34 1.93 0.00 0.00 0.00 0.00 02:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 80.28 72.64 1288.99 4.77 0.00 0.00 0.00 0.00 02:30:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:22 ens3 27.57 25.99 431.23 1.73 0.00 0.00 0.00 0.00 02:40:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:23 ens3 28.10 26.19 430.82 1.78 0.00 0.00 0.00 0.00 02:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:01 ens3 12.39 11.58 189.06 0.80 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 21.55 18.28 274.74 1.92 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-25717) 06/08/26 _x86_64_ (2 CPU) 00:37:44 LINUX RESTART (2 CPU) 00:40:22 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 0.22 0.00 0.08 0.01 0.03 99.67 00:50:01 0 0.36 0.00 0.06 0.01 0.02 99.55 00:50:01 1 0.07 0.00 0.11 0.01 0.03 99.79 01:00:22 all 0.28 0.00 0.16 0.01 0.03 99.52 01:00:22 0 0.42 0.00 0.13 0.01 0.02 99.42 01:00:22 1 0.15 0.00 0.19 0.01 0.03 99.63 01:10:22 all 0.37 0.00 0.10 0.02 0.03 99.47 01:10:22 0 0.26 0.00 0.09 0.02 0.03 99.61 01:10:22 1 0.49 0.00 0.12 0.03 0.03 99.34 01:20:01 all 0.26 0.00 0.08 0.03 0.03 99.59 01:20:01 0 0.47 0.00 0.04 0.01 0.02 99.46 01:20:01 1 0.06 0.00 0.12 0.06 0.04 99.73 01:30:23 all 0.27 0.00 0.15 0.01 0.03 99.54 01:30:23 0 0.25 0.00 0.16 0.02 0.02 99.55 01:30:23 1 0.29 0.00 0.15 0.00 0.03 99.53 01:40:22 all 0.26 0.00 0.06 0.01 0.03 99.64 01:40:22 0 0.34 0.00 0.06 0.01 0.02 99.57 01:40:22 1 0.18 0.00 0.07 0.00 0.03 99.71 01:50:01 all 0.22 0.00 0.06 0.01 0.03 99.68 01:50:01 0 0.39 0.00 0.05 0.02 0.02 99.53 01:50:01 1 0.06 0.00 0.08 0.01 0.04 99.82 02:00:22 all 11.59 0.00 1.83 0.51 0.06 86.00 02:00:22 0 14.11 0.00 2.17 0.60 0.07 83.04 02:00:22 1 9.08 0.00 1.49 0.43 0.05 88.95 02:10:23 all 0.61 0.00 0.27 0.01 0.05 99.07 02:10:23 0 0.73 0.00 0.44 0.01 0.06 98.77 02:10:23 1 0.48 0.00 0.10 0.01 0.03 99.38 02:20:01 all 1.16 0.00 0.61 0.01 0.06 98.16 02:20:01 0 0.78 0.00 0.35 0.01 0.08 98.78 02:20:01 1 1.54 0.00 0.87 0.01 0.05 97.53 02:30:22 all 0.87 0.00 0.30 0.02 0.05 98.76 02:30:22 0 0.84 0.00 0.31 0.02 0.05 98.78 02:30:22 1 0.90 0.00 0.30 0.02 0.05 98.74 02:30:22 CPU %user %nice %system %iowait %steal %idle 02:40:23 all 0.67 0.00 0.25 0.01 0.04 99.04 02:40:23 0 0.56 0.00 0.21 0.01 0.04 99.19 02:40:23 1 0.78 0.00 0.29 0.01 0.04 98.89 02:50:01 all 0.51 0.00 0.20 0.02 0.04 99.24 02:50:01 0 0.49 0.00 0.32 0.02 0.05 99.13 02:50:01 1 0.54 0.00 0.08 0.02 0.02 99.34 Average: all 1.36 0.00 0.32 0.05 0.04 98.22 Average: 0 1.58 0.00 0.34 0.06 0.04 97.98 Average: 1 1.15 0.00 0.31 0.05 0.04 98.46