---> uname -a: Linux prd-ubuntu2204-docker-v1-8c-8g-6492 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 UTC 2026 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: 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: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp 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 Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 14G 64G 18% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 647 8240 4 7101 14999 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 valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:e9:3e:2b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.111/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 81254sec preferred_lft 81254sec inet6 fe80::f816:3eff:fee9:3e2b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:3e:78:e0:9e:09 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-v1-8c-8g-6492) 04/27/26 _x86_64_ (4 CPU) 19:11:40 LINUX RESTART (4 CPU) 19:20:30 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:30:30 1.90 0.21 1.66 0.02 1.89 20.67 26.55 19:40:13 1.73 0.17 1.55 0.00 6.65 17.60 0.00 19:50:31 1.53 0.00 1.53 0.00 0.00 17.28 0.00 20:00:31 14.20 0.01 1.67 12.52 0.17 18.77 237532.21 20:10:25 1.55 0.00 1.55 0.00 0.00 17.42 0.00 20:20:01 41.81 2.05 38.92 0.84 129.35 2494.09 851.87 20:30:01 233.61 1.42 231.91 0.28 95.70 12779.02 3358.81 Average: 42.40 0.54 39.89 1.96 32.86 2196.58 34770.88 19:20:30 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:30:30 13522792 15479648 536484 3.28 60088 2122440 1141296 6.55 267560 2314440 12 19:40:13 13526120 15485980 529688 3.24 60684 2124396 1144956 6.57 269484 2323108 24 19:50:31 13526500 15486988 528740 3.23 61308 2124400 1145084 6.57 270108 2323104 12 20:00:31 13521860 15487876 527632 3.22 62128 2129096 1145212 6.57 275596 2323288 12 20:10:25 13523144 15489836 525712 3.21 62720 2129164 1145212 6.57 276188 2323524 180 20:20:01 12910056 15472156 504468 3.08 115436 2638276 1002576 5.75 379500 2765852 7024 20:30:01 7174104 13445268 2482612 15.16 306596 5726876 2756716 15.82 1085064 7324920 33472 Average: 12529225 15192536 805048 4.92 104137 2713521 1354436 7.77 403357 3099748 5819 19:20:30 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:30:30 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 19:30:30 ens3 0.29 0.19 0.10 0.20 0.00 0.00 0.00 0.00 19:30:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:13 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 19:40:13 ens3 1.17 0.87 0.76 0.78 0.00 0.00 0.00 0.00 19:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:31 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 19:50:31 ens3 0.43 0.25 0.17 0.28 0.00 0.00 0.00 0.00 19:50:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:31 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:00:31 ens3 0.25 0.17 0.10 0.20 0.00 0.00 0.00 0.00 20:00:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:25 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:10:25 ens3 0.50 0.24 0.17 0.29 0.00 0.00 0.00 0.00 20:10:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:01 lo 0.27 0.27 0.04 0.04 0.00 0.00 0.00 0.00 20:20:01 ens3 67.35 56.30 308.26 18.62 0.00 0.00 0.00 0.00 20:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:01 lo 0.50 0.50 0.10 0.10 0.00 0.00 0.00 0.00 20:30:01 ens3 142.17 116.25 860.77 24.42 0.00 0.00 0.00 0.00 20:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.18 0.18 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 30.13 24.75 166.62 6.33 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-v1-8c-8g-6492) 04/27/26 _x86_64_ (4 CPU) 19:11:40 LINUX RESTART (4 CPU) 19:20:30 CPU %user %nice %system %iowait %steal %idle 19:30:30 all 0.16 0.00 0.03 0.01 0.01 99.78 19:30:30 0 0.03 0.00 0.03 0.04 0.01 99.90 19:30:30 1 0.24 0.00 0.03 0.00 0.01 99.72 19:30:30 2 0.03 0.00 0.03 0.01 0.01 99.93 19:30:30 3 0.34 0.00 0.04 0.00 0.02 99.59 19:40:13 all 0.17 0.00 0.02 0.01 0.01 99.78 19:40:13 0 0.12 0.00 0.03 0.04 0.01 99.81 19:40:13 1 0.10 0.00 0.02 0.00 0.01 99.86 19:40:13 2 0.40 0.00 0.03 0.01 0.01 99.56 19:40:13 3 0.07 0.00 0.03 0.00 0.01 99.89 19:50:31 all 0.06 0.00 0.02 0.01 0.01 99.90 19:50:31 0 0.01 0.00 0.02 0.03 0.01 99.93 19:50:31 1 0.05 0.00 0.03 0.00 0.01 99.91 19:50:31 2 0.15 0.00 0.02 0.00 0.01 99.82 19:50:31 3 0.03 0.00 0.02 0.00 0.01 99.93 20:00:31 all 0.08 0.00 0.03 0.04 0.01 99.85 20:00:31 0 0.01 0.00 0.04 0.13 0.01 99.81 20:00:31 1 0.24 0.00 0.02 0.00 0.01 99.73 20:00:31 2 0.05 0.00 0.04 0.01 0.03 99.87 20:00:31 3 0.01 0.00 0.01 0.00 0.01 99.97 20:10:25 all 0.14 0.00 0.03 0.01 0.01 99.81 20:10:25 0 0.27 0.00 0.02 0.03 0.01 99.67 20:10:25 1 0.10 0.00 0.02 0.00 0.01 99.87 20:10:25 2 0.06 0.00 0.06 0.01 0.02 99.85 20:10:25 3 0.11 0.00 0.01 0.00 0.01 99.87 20:20:01 all 2.33 0.00 0.40 0.29 0.03 96.96 20:20:01 0 0.98 0.00 0.37 0.36 0.02 98.28 20:20:01 1 3.14 0.00 0.37 0.15 0.02 96.32 20:20:01 2 2.89 0.00 0.51 0.53 0.03 96.04 20:20:01 3 2.30 0.00 0.34 0.14 0.03 97.20 20:30:01 all 30.91 0.00 2.93 0.26 0.07 65.83 20:30:01 0 28.79 0.00 2.58 0.18 0.07 68.39 20:30:01 1 31.59 0.00 2.79 0.32 0.07 65.23 20:30:01 2 32.33 0.00 3.15 0.26 0.07 64.18 20:30:01 3 30.95 0.00 3.20 0.30 0.07 65.49 Average: all 4.84 0.00 0.49 0.09 0.02 94.56 Average: 0 4.33 0.00 0.44 0.11 0.02 95.10 Average: 1 5.07 0.00 0.47 0.07 0.02 94.37 Average: 2 5.13 0.00 0.55 0.12 0.03 94.18 Average: 3 4.82 0.00 0.52 0.06 0.02 94.57