---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-17385 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 11G 68G 14% / 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 689 10494 4 4805 14957 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:21:7f:71 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.92/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83486sec preferred_lft 83486sec inet6 fe80::f816:3eff:fe21:7f71/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:c3:e4:8d:8e:00 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-17385) 05/21/26 _x86_64_ (4 CPU) 08:54:09 LINUX RESTART (4 CPU) 09:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:10:04 1.72 0.38 1.33 0.00 16.25 46.85 0.15 09:20:03 37.49 3.56 33.28 0.64 233.37 3293.19 1220.53 09:30:00 24.90 0.32 10.04 14.54 14.99 2565.96 243491.94 09:40:00 34.02 1.06 28.64 4.32 35.04 4250.08 3233.04 Average: 24.49 1.33 18.30 4.86 74.85 2534.83 61642.16 09:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:10:04 13732140 15496012 522512 3.19 54160 1936692 1164808 6.69 196920 2217700 228 09:20:03 11830696 14682672 1281852 7.83 113104 2908728 2138364 12.27 434804 3773140 164904 09:30:00 10100460 13585068 2373548 14.50 139668 3455264 2761008 15.85 606692 5271556 33852 09:40:00 10814320 15374428 576184 3.52 171904 4421600 1109976 6.37 899428 4158956 8 Average: 11619404 14784545 1188524 7.26 119709 3180571 1793539 10.29 534461 3855338 49748 09:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:10:04 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 09:10:04 ens3 9.08 6.48 19.76 2.94 0.00 0.00 0.00 0.00 09:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:03 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 09:20:03 ens3 82.40 64.75 857.91 10.51 0.00 0.00 0.00 0.00 09:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:00 lo 1.38 1.38 0.14 0.14 0.00 0.00 0.00 0.00 09:30:00 ens3 67.36 52.71 97.14 17.33 0.00 0.00 0.00 0.00 09:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:00 lo 1744.83 1744.83 1656.84 1656.84 0.00 0.00 0.00 0.00 09:40:00 ens3 101.28 83.42 414.44 89.59 0.00 0.00 0.00 0.00 09:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 436.79 436.79 414.38 414.38 0.00 0.00 0.00 0.00 Average: ens3 64.94 51.76 346.99 30.07 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-17385) 05/21/26 _x86_64_ (4 CPU) 08:54:09 LINUX RESTART (4 CPU) 09:00:00 CPU %user %nice %system %iowait %steal %idle 09:10:04 all 0.45 0.00 0.04 0.05 0.01 99.44 09:10:04 0 1.04 0.00 0.05 0.06 0.01 98.84 09:10:04 1 0.24 0.00 0.04 0.09 0.01 99.62 09:10:04 2 0.35 0.00 0.02 0.04 0.01 99.57 09:10:04 3 0.18 0.00 0.04 0.02 0.01 99.74 09:20:03 all 8.23 0.00 0.64 0.26 0.03 90.84 09:20:03 0 6.85 0.00 0.45 0.06 0.03 92.62 09:20:03 1 11.52 0.00 0.80 0.34 0.04 87.30 09:20:03 2 8.15 0.00 0.58 0.10 0.04 91.15 09:20:03 3 6.41 0.00 0.72 0.54 0.03 92.30 09:30:00 all 72.92 0.00 2.30 0.03 0.13 24.62 09:30:00 0 70.65 0.00 2.14 0.03 0.13 27.05 09:30:00 1 73.82 0.00 2.58 0.04 0.13 23.42 09:30:00 2 73.11 0.00 2.21 0.03 0.13 24.53 09:30:00 3 74.09 0.00 2.27 0.02 0.13 23.49 09:40:00 all 58.97 0.00 2.55 0.09 0.11 38.29 09:40:00 0 53.75 0.00 2.06 0.18 0.10 43.90 09:40:00 1 60.29 0.00 2.85 0.05 0.10 36.72 09:40:00 2 56.41 0.00 2.65 0.07 0.11 40.76 09:40:00 3 65.46 0.00 2.63 0.06 0.11 31.74 Average: all 34.99 0.00 1.38 0.11 0.07 63.46 Average: 0 32.92 0.00 1.17 0.08 0.07 65.75 Average: 1 36.31 0.00 1.56 0.13 0.07 61.92 Average: 2 34.35 0.00 1.36 0.06 0.07 64.16 Average: 3 36.37 0.00 1.41 0.16 0.07 61.99