---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-1897 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 765 5112 4 2357 7176 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:27:7a:c9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.156/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78989sec preferred_lft 78989sec inet6 fe80::f816:3eff:fe27:7ac9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-1897) 08/04/26 _x86_64_ (2 CPU) 00:39:36 LINUX RESTART (2 CPU) 00:40:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 1.62 0.03 1.56 0.02 1.43 27.36 219.16 01:00:05 1.27 0.01 1.24 0.02 0.05 16.08 433.55 01:10:22 1.22 0.00 1.20 0.02 0.00 15.13 1.17 01:20:01 14.81 0.27 1.52 13.03 32.27 78.29 113180.91 01:30:22 1.32 0.00 1.29 0.03 0.00 16.48 421.80 01:40:22 14.98 1.62 12.28 1.09 116.65 2444.83 1038.72 01:50:01 11.35 1.28 8.73 1.35 112.71 1249.19 795.44 02:00:21 1.60 0.01 1.56 0.03 0.58 25.21 0.35 02:10:21 1.22 0.00 1.22 0.00 0.00 16.92 0.00 02:20:01 1.34 0.00 1.34 0.01 0.00 141.34 402.59 02:30:05 1.51 0.00 1.49 0.02 0.00 32.27 0.28 02:40:21 1.35 0.00 1.34 0.01 0.00 22.36 0.23 Average: 4.39 0.26 2.87 1.26 21.50 335.52 9348.70 00:40:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 6282904 7530000 290440 3.57 30556 1422432 532772 5.80 448516 1183348 320 01:00:05 6276008 7523652 296704 3.65 30752 1422772 532920 5.80 449148 1183880 228 01:10:22 6275336 7523528 296780 3.65 30968 1423104 535792 5.84 452280 1184424 152 01:20:01 6227476 7503088 316760 3.89 31336 1449784 736588 8.02 466872 1202688 344 01:30:22 6242428 7518636 301000 3.70 31572 1450116 736648 8.02 466888 1203244 232 01:40:22 5468904 7409244 370628 4.56 72104 2039828 804188 8.76 567252 1816680 13392 01:50:01 5064100 7274668 491300 6.04 87704 2282568 884588 9.63 650744 2046292 592 02:00:21 5155544 7368652 397208 4.88 87852 2284964 843320 9.19 601864 2048708 688 02:10:21 5138744 7352452 413452 5.08 87984 2285424 861828 9.39 619932 2049308 208 02:20:01 5114548 7364880 400904 4.93 88128 2321792 850204 9.26 607976 2085820 180 02:30:05 5056172 7311212 454456 5.59 88268 2326296 885500 9.64 643608 2090336 232 02:40:21 5046236 7303476 462140 5.68 88424 2328248 886012 9.65 644220 2092444 160 Average: 5612367 7415291 374314 4.60 62971 1919777 757530 8.25 551608 1682264 1394 00:40:03 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 2.45 0.15 0.40 0.12 0.00 0.00 0.00 0.00 01:00:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:05 ens3 1.00 0.13 0.22 0.10 0.00 0.00 0.00 0.00 01:10:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:22 ens3 1.67 0.23 6.09 0.72 0.00 0.00 0.00 0.00 01:20:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 1.21 0.57 3.51 0.11 0.00 0.00 0.00 0.00 01:30:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:22 ens3 0.29 0.08 0.08 0.04 0.00 0.00 0.00 0.00 01:40:22 lo 1.16 1.16 0.07 0.07 0.00 0.00 0.00 0.00 01:40:22 ens3 39.98 24.24 278.65 6.13 0.00 0.00 0.00 0.00 01:50:01 lo 1.14 1.14 0.06 0.06 0.00 0.00 0.00 0.00 01:50:01 ens3 50.91 40.77 272.40 7.29 0.00 0.00 0.00 0.00 02:00:21 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:00:21 ens3 10.10 9.42 55.27 1.15 0.00 0.00 0.00 0.00 02:10:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:21 ens3 1.18 0.76 4.69 0.07 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 16.18 15.00 162.70 1.65 0.00 0.00 0.00 0.00 02:30:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:05 ens3 17.70 17.01 168.12 1.71 0.00 0.00 0.00 0.00 02:40:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:21 ens3 19.90 16.81 140.60 5.12 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 13.41 10.32 90.16 2.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-1897) 08/04/26 _x86_64_ (2 CPU) 00:39:36 LINUX RESTART (2 CPU) 00:40:03 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 0.35 0.00 0.16 0.01 0.03 99.44 00:50:01 0 0.50 0.00 0.15 0.02 0.03 99.30 00:50:01 1 0.20 0.00 0.17 0.01 0.04 99.58 01:00:05 all 0.30 0.00 0.16 0.01 0.03 99.50 01:00:05 0 0.46 0.00 0.14 0.00 0.02 99.36 01:00:05 1 0.14 0.00 0.17 0.01 0.04 99.64 01:10:22 all 0.27 0.00 0.07 0.01 0.03 99.62 01:10:22 0 0.44 0.00 0.04 0.01 0.02 99.50 01:10:22 1 0.10 0.00 0.10 0.02 0.05 99.74 01:20:01 all 0.36 0.00 0.11 0.04 0.03 99.45 01:20:01 0 0.53 0.00 0.10 0.02 0.03 99.33 01:20:01 1 0.19 0.00 0.12 0.07 0.04 99.58 01:30:22 all 0.28 0.00 0.14 0.01 0.03 99.54 01:30:22 0 0.07 0.00 0.16 0.00 0.04 99.73 01:30:22 1 0.49 0.00 0.12 0.02 0.02 99.35 01:40:22 all 6.43 0.00 0.94 0.37 0.04 92.22 01:40:22 0 7.78 0.00 1.09 0.55 0.04 90.54 01:40:22 1 5.07 0.00 0.79 0.19 0.05 93.90 01:50:01 all 6.41 0.00 1.04 0.23 0.07 92.25 01:50:01 0 6.77 0.00 1.01 0.29 0.05 91.87 01:50:01 1 6.05 0.00 1.07 0.16 0.08 92.63 02:00:21 all 1.16 0.00 0.30 0.01 0.07 98.46 02:00:21 0 1.21 0.00 0.35 0.01 0.09 98.34 02:00:21 1 1.11 0.00 0.25 0.01 0.05 98.57 02:10:21 all 7.36 0.00 0.67 0.01 0.08 91.89 02:10:21 0 9.59 0.00 0.86 0.01 0.07 89.47 02:10:21 1 5.18 0.00 0.48 0.01 0.08 94.25 02:20:01 all 3.15 0.00 0.39 0.02 0.07 96.37 02:20:01 0 4.19 0.00 0.39 0.02 0.06 95.35 02:20:01 1 2.12 0.00 0.39 0.03 0.08 97.38 02:30:05 all 1.62 0.00 0.39 0.01 0.06 97.92 02:30:05 0 2.08 0.00 0.53 0.01 0.07 97.31 02:30:05 1 1.15 0.00 0.25 0.01 0.05 98.53 02:30:05 CPU %user %nice %system %iowait %steal %idle 02:40:21 all 0.93 0.00 0.24 0.01 0.06 98.76 02:40:21 0 0.81 0.00 0.21 0.01 0.05 98.92 02:40:21 1 1.06 0.00 0.26 0.01 0.08 98.60 Average: all 2.34 0.00 0.38 0.06 0.05 97.17 Average: 0 2.81 0.00 0.42 0.08 0.05 96.65 Average: 1 1.88 0.00 0.34 0.05 0.05 97.68