---> uname -a: Linux prd-ubuntu2204-docker-v1-8c-8g-4045 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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 625 12285 4 3077 15027 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:5f:b3:c8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.253/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 82805sec preferred_lft 82805sec inet6 fe80::f816:3eff:fe5f:b3c8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:da:81:c5:78:fb 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 5.15.0-181-generic (prd-ubuntu2204-docker-v1-8c-8g-4045) 06/30/26 _x86_64_ (4 CPU) 14:56:26 LINUX RESTART (4 CPU) 15:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:10:01 4.72 0.58 3.85 0.29 409.18 420.60 6073.30 15:20:30 14.35 0.19 1.63 12.53 1.64 19.59 226291.18 15:30:21 1.45 0.00 1.45 0.00 0.00 16.73 0.00 15:40:01 1.45 0.00 1.45 0.00 0.00 16.79 0.00 15:50:30 1.30 0.00 1.30 0.00 0.00 15.45 0.00 Average: 4.75 0.15 1.93 2.66 81.27 96.95 48212.01 15:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:10:01 13511868 15486992 529928 3.24 57144 2143652 1157256 6.64 315124 2300296 200 15:20:30 13499800 15480936 535944 3.27 58436 2148312 1157644 6.64 321096 2300488 16 15:30:21 13499044 15480800 536100 3.27 59036 2148324 1157948 6.65 321696 2301000 32 15:40:01 13498792 15481232 535684 3.27 59620 2148464 1158096 6.65 322232 2301456 204 15:50:30 13498792 15481892 535008 3.27 60228 2148460 1158096 6.65 322880 2304068 172 Average: 13501659 15482370 534533 3.26 58893 2147442 1157808 6.65 320606 2301462 125 15:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:10:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 15:10:01 ens3 14.11 8.48 130.56 1.39 0.00 0.00 0.00 0.00 15:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:30 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 15:20:30 ens3 0.54 0.29 0.21 0.33 0.00 0.00 0.00 0.00 15:20:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:21 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 15:30:21 ens3 0.61 0.31 0.23 0.38 0.00 0.00 0.00 0.00 15:30:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 15:40:01 ens3 1.96 0.21 1.10 0.27 0.00 0.00 0.00 0.00 15:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:30 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 15:50:30 ens3 1.06 1.55 0.19 1.94 0.00 0.00 0.00 0.00 15:50:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 3.62 2.16 26.16 0.87 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 5.15.0-181-generic (prd-ubuntu2204-docker-v1-8c-8g-4045) 06/30/26 _x86_64_ (4 CPU) 14:56:26 LINUX RESTART (4 CPU) 15:00:02 CPU %user %nice %system %iowait %steal %idle 15:10:01 all 0.47 0.00 0.11 0.28 0.01 99.13 15:10:01 0 0.31 0.00 0.10 0.07 0.01 99.51 15:10:01 1 0.61 0.00 0.12 0.09 0.01 99.18 15:10:01 2 0.31 0.00 0.10 0.09 0.01 99.50 15:10:01 3 0.66 0.00 0.12 0.87 0.01 98.34 15:20:30 all 0.17 0.00 0.03 0.06 0.01 99.74 15:20:30 0 0.24 0.00 0.01 0.00 0.01 99.74 15:20:30 1 0.23 0.00 0.03 0.02 0.01 99.71 15:20:30 2 0.17 0.00 0.06 0.18 0.01 99.59 15:20:30 3 0.03 0.00 0.03 0.03 0.01 99.91 15:30:21 all 0.15 0.00 0.03 0.01 0.01 99.80 15:30:21 0 0.20 0.00 0.04 0.00 0.01 99.75 15:30:21 1 0.15 0.00 0.02 0.04 0.00 99.78 15:30:21 2 0.04 0.00 0.03 0.00 0.01 99.92 15:30:21 3 0.19 0.00 0.04 0.00 0.01 99.75 15:40:01 all 0.10 0.00 0.04 0.08 0.04 99.74 15:40:01 0 0.05 0.00 0.04 0.00 0.03 99.88 15:40:01 1 0.26 0.00 0.04 0.32 0.06 99.32 15:40:01 2 0.03 0.00 0.04 0.00 0.02 99.90 15:40:01 3 0.04 0.00 0.03 0.01 0.04 99.87 15:50:30 all 0.07 0.00 0.03 0.01 0.01 99.88 15:50:30 0 0.02 0.00 0.02 0.00 0.01 99.94 15:50:30 1 0.15 0.00 0.02 0.02 0.01 99.79 15:50:30 2 0.08 0.00 0.06 0.00 0.02 99.84 15:50:30 3 0.03 0.00 0.02 0.00 0.01 99.94 Average: all 0.19 0.00 0.05 0.09 0.02 99.66 Average: 0 0.17 0.00 0.04 0.01 0.01 99.76 Average: 1 0.28 0.00 0.05 0.09 0.02 99.56 Average: 2 0.13 0.00 0.06 0.06 0.01 99.75 Average: 3 0.19 0.00 0.05 0.18 0.02 99.57