---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3276 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): 8 On-line CPU(s) list: 0-7 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): 8 Stepping: 0 BogoMIPS: 5600.00 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 11G 145G 7% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 703 28426 4 2962 30944 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:d2:4f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.166/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84972sec preferred_lft 84972sec inet6 fe80::f816:3eff:fe5f:d24f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:81:5c:8b:e8:0d 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-8c-8g-3276) 06/28/26 _x86_64_ (8 CPU) 12:17:03 LINUX RESTART (8 CPU) 12:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:07 3.84 0.41 3.19 0.25 398.12 399.81 8682.06 12:40:01 33.62 1.47 31.45 0.69 96.49 1175.34 376.99 Average: 18.59 0.93 17.19 0.47 248.69 784.00 4567.76 12:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:07 29906236 31773344 611024 1.86 62300 2142136 1526884 4.50 318612 2344052 180 12:40:01 29020132 31455240 894724 2.72 98844 2644192 1661840 4.90 397968 3090016 313588 Average: 29463184 31614292 752874 2.29 80572 2393164 1594362 4.70 358290 2717034 156884 12:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:07 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 12:30:07 ens3 5.26 2.59 127.93 0.44 0.00 0.00 0.00 0.00 12:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 lo 0.22 0.22 0.02 0.02 0.00 0.00 0.00 0.00 12:40:01 ens3 25.03 15.67 183.95 4.55 0.00 0.00 0.00 0.00 12:40:01 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 15.06 9.07 155.69 2.48 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-8c-8g-3276) 06/28/26 _x86_64_ (8 CPU) 12:17:03 LINUX RESTART (8 CPU) 12:20:01 CPU %user %nice %system %iowait %steal %idle 12:30:07 all 0.15 0.00 0.05 0.03 0.01 99.77 12:30:07 0 0.08 0.00 0.07 0.04 0.00 99.81 12:30:07 1 0.13 0.00 0.05 0.02 0.01 99.80 12:30:07 2 0.15 0.00 0.04 0.16 0.01 99.64 12:30:07 3 0.15 0.00 0.05 0.01 0.01 99.79 12:30:07 4 0.12 0.00 0.03 0.01 0.00 99.84 12:30:07 5 0.18 0.00 0.05 0.01 0.00 99.76 12:30:07 6 0.12 0.00 0.04 0.03 0.01 99.81 12:30:07 7 0.24 0.00 0.05 0.00 0.00 99.70 12:40:01 all 1.03 0.00 0.13 0.12 0.01 98.71 12:40:01 0 0.77 0.00 0.14 0.02 0.01 99.05 12:40:01 1 0.49 0.00 0.04 0.00 0.01 99.46 12:40:01 2 2.14 0.00 0.22 0.21 0.02 97.41 12:40:01 3 3.17 0.00 0.25 0.04 0.01 96.53 12:40:01 4 0.96 0.00 0.14 0.32 0.01 98.58 12:40:01 5 0.39 0.00 0.07 0.00 0.01 99.53 12:40:01 6 0.17 0.00 0.13 0.34 0.01 99.35 12:40:01 7 0.15 0.00 0.04 0.02 0.01 99.78 Average: all 0.58 0.00 0.09 0.08 0.01 99.24 Average: 0 0.42 0.00 0.11 0.03 0.01 99.43 Average: 1 0.31 0.00 0.05 0.01 0.01 99.63 Average: 2 1.13 0.00 0.13 0.18 0.01 98.54 Average: 3 1.65 0.00 0.15 0.03 0.01 98.17 Average: 4 0.53 0.00 0.08 0.16 0.01 99.22 Average: 5 0.28 0.00 0.06 0.01 0.01 99.65 Average: 6 0.15 0.00 0.08 0.18 0.01 99.58 Average: 7 0.20 0.00 0.05 0.01 0.01 99.74