---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-15971 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 8.1G 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 768 4983 4 2489 7173 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:47:23:bb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.52/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78022sec preferred_lft 78022sec inet6 fe80::f816:3eff:fe47:23bb/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-15971) 05/17/26 _x86_64_ (2 CPU) 01:35:41 LINUX RESTART (2 CPU) 01:40:23 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:50:29 1.78 0.27 1.50 0.01 31.90 73.09 0.29 02:00:01 1.58 0.01 1.54 0.03 0.06 19.28 686.25 02:10:23 15.06 13.06 1.94 0.06 145.78 42.86 8.53 02:20:13 1.39 0.00 1.37 0.02 0.01 16.12 1.22 02:30:01 1.53 0.03 1.48 0.03 2.19 18.38 1.32 02:40:03 1.19 0.00 1.17 0.02 0.00 14.52 1.32 02:50:18 1.76 0.41 1.33 0.02 15.99 83.61 1.23 03:00:01 23.50 2.65 18.53 2.32 215.65 3189.37 972.26 03:10:23 14.36 0.00 1.32 13.04 0.14 16.78 103105.63 03:20:23 1.33 0.00 1.32 0.02 0.00 16.83 1.20 03:30:01 1.66 0.00 1.62 0.05 0.00 268.41 2.67 03:40:13 1.38 0.00 1.34 0.03 0.00 146.69 4.14 03:50:23 1.50 0.00 1.48 0.02 0.00 18.43 4.18 Average: 5.26 1.30 2.73 1.24 31.67 294.83 8337.32 01:40:23 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:50:29 6253300 7526056 293708 3.61 30760 1447524 714140 7.78 459656 1200428 220 02:00:01 6252100 7525480 294060 3.62 31004 1447856 714204 7.78 459796 1201004 284 02:10:23 6181768 7512308 298116 3.67 35196 1492480 714340 7.78 460456 1249212 260 02:20:13 6181768 7512828 297608 3.66 35392 1492800 714340 7.78 460512 1249728 136 02:30:01 6171536 7503956 306416 3.77 35612 1493900 714340 7.78 461316 1250360 172 02:40:03 6184680 7517648 292716 3.60 35824 1494228 714364 7.78 461564 1250900 192 02:50:18 6120768 7480460 329408 4.05 36236 1520140 738080 8.04 489552 1275708 252 03:00:01 5060576 7236080 525652 6.46 89152 2242116 962676 10.49 737072 2007000 244 03:10:23 4928968 7105076 656604 8.07 89280 2242588 916692 9.98 690204 2007564 216 03:20:23 5111260 7288176 473500 5.82 89424 2243244 896876 9.77 654372 2008244 216 03:30:01 4933296 7183280 577756 7.10 89636 2315576 1009652 11.00 767524 2080788 244 03:40:13 4831444 7122288 638080 7.85 89820 2355700 1085256 11.82 843084 2121084 272 03:50:23 4844500 7136004 624372 7.68 89988 2356172 1070444 11.66 827800 2121736 208 Average: 5619690 7357665 431384 5.30 59794 1857256 843493 9.19 597916 1617212 224 01:40:23 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:50:29 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:50:29 ens3 1.33 0.23 3.16 0.03 0.00 0.00 0.00 0.00 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 0.52 0.06 0.09 0.03 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 0.62 0.03 3.33 0.01 0.00 0.00 0.00 0.00 02:20:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:13 ens3 0.31 0.02 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 0.29 0.05 0.06 0.02 0.00 0.00 0.00 0.00 02:40:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:03 ens3 0.42 0.07 0.09 0.03 0.00 0.00 0.00 0.00 02:50:18 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:50:18 ens3 12.46 7.11 39.81 3.20 0.00 0.00 0.00 0.00 03:00:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:00:01 ens3 78.37 55.90 579.20 9.14 0.00 0.00 0.00 0.00 03:10:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:23 ens3 42.04 31.51 517.96 2.08 0.00 0.00 0.00 0.00 03:20:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:23 ens3 77.35 56.85 1135.33 3.75 0.00 0.00 0.00 0.00 03:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:01 ens3 24.08 22.24 366.00 1.53 0.00 0.00 0.00 0.00 03:40:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:13 ens3 25.57 23.88 398.20 1.60 0.00 0.00 0.00 0.00 03:50:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:23 ens3 16.27 15.06 251.97 1.02 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 21.47 16.36 253.65 1.72 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-15971) 05/17/26 _x86_64_ (2 CPU) 01:35:41 LINUX RESTART (2 CPU) 01:40:23 CPU %user %nice %system %iowait %steal %idle 01:50:29 all 0.39 0.00 0.12 0.25 0.05 99.19 01:50:29 0 0.43 0.00 0.12 0.43 0.05 98.97 01:50:29 1 0.35 0.00 0.11 0.07 0.06 99.40 02:00:01 all 0.28 0.00 0.19 0.14 0.02 99.38 02:00:01 0 0.20 0.00 0.18 0.21 0.02 99.40 02:00:01 1 0.36 0.00 0.20 0.06 0.02 99.36 02:10:23 all 0.27 0.21 0.16 0.55 0.03 98.78 02:10:23 0 0.06 0.41 0.24 0.50 0.03 98.75 02:10:23 1 0.48 0.00 0.08 0.59 0.03 98.81 02:20:13 all 0.25 0.00 0.09 0.05 0.02 99.60 02:20:13 0 0.16 0.00 0.10 0.09 0.02 99.64 02:20:13 1 0.34 0.00 0.08 0.01 0.02 99.56 02:30:01 all 0.29 0.00 0.19 0.07 0.02 99.42 02:30:01 0 0.17 0.00 0.18 0.04 0.03 99.58 02:30:01 1 0.42 0.00 0.20 0.11 0.02 99.26 02:40:03 all 0.27 0.00 0.09 0.01 0.02 99.61 02:40:03 0 0.07 0.00 0.09 0.02 0.03 99.79 02:40:03 1 0.47 0.00 0.08 0.00 0.02 99.43 02:50:18 all 0.76 0.00 0.16 0.03 0.02 99.03 02:50:18 0 0.72 0.00 0.19 0.04 0.02 99.03 02:50:18 1 0.79 0.00 0.13 0.03 0.02 99.03 03:00:01 all 12.61 0.00 2.07 1.36 0.30 83.67 03:00:01 0 13.95 0.00 2.27 1.07 0.35 82.36 03:00:01 1 11.26 0.00 1.87 1.64 0.25 84.98 03:10:23 all 0.70 0.00 0.32 0.04 0.04 98.90 03:10:23 0 0.72 0.00 0.35 0.03 0.04 98.85 03:10:23 1 0.68 0.00 0.29 0.05 0.03 98.95 03:20:23 all 1.07 0.00 0.57 0.01 0.04 98.31 03:20:23 0 0.98 0.00 0.65 0.01 0.05 98.31 03:20:23 1 1.16 0.00 0.49 0.01 0.03 98.30 03:30:01 all 0.83 0.00 0.36 0.02 0.10 98.69 03:30:01 0 0.83 0.00 0.35 0.02 0.15 98.65 03:30:01 1 0.84 0.00 0.37 0.02 0.05 98.73 03:30:01 CPU %user %nice %system %iowait %steal %idle 03:40:13 all 0.75 0.00 0.25 0.02 0.05 98.94 03:40:13 0 0.64 0.00 0.19 0.02 0.04 99.11 03:40:13 1 0.86 0.00 0.31 0.02 0.05 98.76 03:50:23 all 0.59 0.00 0.24 0.01 0.08 99.09 03:50:23 0 0.59 0.00 0.27 0.01 0.11 99.01 03:50:23 1 0.59 0.00 0.20 0.00 0.04 99.16 Average: all 1.44 0.02 0.36 0.19 0.06 97.92 Average: 0 1.47 0.03 0.39 0.19 0.07 97.84 Average: 1 1.41 0.00 0.33 0.20 0.05 98.01