---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-181 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 20G 136G 13% / 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 818 18083 4 13190 30806 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:8b:57:99 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.4/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84719sec preferred_lft 84719sec inet6 fe80::f816:3eff:fe8b:5799/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:2e:0f:bb:76:4f 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-181) 07/16/26 _x86_64_ (8 CPU) 12:16:23 LINUX RESTART (8 CPU) 12:20:26 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:01 1.72 0.04 1.67 0.01 1.07 20.81 231.33 12:40:00 44.36 4.76 38.67 0.93 521.71 4612.61 1257.12 Average: 23.47 2.45 20.54 0.48 266.59 2362.62 754.48 12:20:26 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:01 30131736 31779764 608560 1.85 59148 1927828 1525980 4.50 179112 2265948 4 12:40:00 26403112 30203664 2110148 6.42 120052 3950472 2625820 7.74 543196 5457636 756096 Average: 28267424 30991714 1359354 4.14 89600 2939150 2075900 6.12 361154 3861792 378050 12:20:26 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 12:30:01 ens3 1.38 0.31 0.75 0.31 0.00 0.00 0.00 0.00 12:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:00 lo 0.38 0.38 0.04 0.04 0.00 0.00 0.00 0.00 12:40:00 ens3 86.69 68.06 1155.56 14.14 0.00 0.00 0.00 0.00 12:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.25 0.25 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 44.89 34.86 589.71 7.36 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-181) 07/16/26 _x86_64_ (8 CPU) 12:16:23 LINUX RESTART (8 CPU) 12:20:26 CPU %user %nice %system %iowait %steal %idle 12:30:01 all 0.10 0.00 0.02 0.03 0.01 99.85 12:30:01 0 0.09 0.00 0.02 0.18 0.01 99.70 12:30:01 1 0.04 0.00 0.03 0.01 0.02 99.90 12:30:01 2 0.03 0.00 0.02 0.00 0.00 99.95 12:30:01 3 0.18 0.00 0.05 0.00 0.01 99.77 12:30:01 4 0.41 0.00 0.01 0.02 0.01 99.56 12:30:01 5 0.02 0.00 0.01 0.00 0.00 99.98 12:30:01 6 0.00 0.00 0.00 0.00 0.00 100.00 12:30:01 7 0.02 0.00 0.02 0.00 0.01 99.95 12:40:00 all 4.93 0.00 0.34 0.17 0.02 94.55 12:40:00 0 2.48 0.00 0.25 0.10 0.02 97.16 12:40:00 1 4.89 0.00 0.44 0.64 0.03 94.00 12:40:00 2 5.26 0.00 0.23 0.05 0.02 94.43 12:40:00 3 6.84 0.00 0.52 0.07 0.02 92.55 12:40:00 4 3.57 0.00 0.26 0.06 0.02 96.10 12:40:00 5 5.91 0.00 0.31 0.03 0.02 93.73 12:40:00 6 5.39 0.00 0.28 0.04 0.02 94.27 12:40:00 7 5.06 0.00 0.41 0.35 0.02 94.16 Average: all 2.56 0.00 0.18 0.10 0.01 97.15 Average: 0 1.31 0.00 0.14 0.14 0.01 98.40 Average: 1 2.52 0.00 0.24 0.33 0.02 96.89 Average: 2 2.70 0.00 0.13 0.03 0.01 97.14 Average: 3 3.57 0.00 0.29 0.04 0.01 96.09 Average: 4 2.02 0.00 0.14 0.04 0.01 97.80 Average: 5 3.02 0.00 0.16 0.02 0.01 96.79 Average: 6 2.75 0.00 0.14 0.02 0.01 97.08 Average: 7 2.59 0.00 0.22 0.18 0.01 97.00