---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3740 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 14G 142G 9% / 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 753 24767 4 6571 30870 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:1c:a1:36 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.172/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84249sec preferred_lft 84249sec inet6 fe80::f816:3eff:fe1c:a136/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:14:df:52:2d:01 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-3740) 08/03/26 _x86_64_ (8 CPU) 12:06:56 LINUX RESTART (8 CPU) 12:10:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:20:13 18.79 0.23 4.39 14.16 27.25 793.84 536235.88 12:30:13 1.50 0.35 1.14 0.01 6.45 14.43 11.33 12:40:13 40.71 2.54 37.50 0.66 213.67 1649.39 597.17 Average: 20.33 1.04 14.34 4.95 82.46 819.22 178948.13 12:10:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:20:13 29872180 31756640 625720 1.90 65872 2154400 1539036 4.54 213624 2482320 152 12:30:13 29762408 31649604 732436 2.23 66676 2155884 1543144 4.55 215756 2595692 168 12:40:13 29024448 31634016 705716 2.15 108768 2800448 1385860 4.09 343364 3148812 295888 Average: 29553012 31680087 687957 2.09 80439 2370244 1489347 4.39 257581 2742275 98736 12:10:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:20:13 lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 12:20:13 ens3 22.03 11.38 325.63 1.11 0.00 0.00 0.00 0.00 12:20:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:13 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:30:13 ens3 13.91 10.07 8.63 12.68 0.00 0.00 0.00 0.00 12:30:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:13 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 12:40:13 ens3 32.55 25.54 269.56 10.39 0.00 0.00 0.00 0.00 12:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 22.83 15.66 201.27 8.06 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-3740) 08/03/26 _x86_64_ (8 CPU) 12:06:56 LINUX RESTART (8 CPU) 12:10:13 CPU %user %nice %system %iowait %steal %idle 12:20:13 all 0.23 0.00 0.07 0.07 0.01 99.62 12:20:13 0 0.20 0.00 0.07 0.01 0.01 99.71 12:20:13 1 0.13 0.00 0.05 0.02 0.01 99.79 12:20:13 2 0.17 0.00 0.09 0.06 0.02 99.66 12:20:13 3 0.39 0.00 0.10 0.03 0.02 99.46 12:20:13 4 0.14 0.00 0.08 0.14 0.01 99.63 12:20:13 5 0.21 0.00 0.07 0.03 0.01 99.69 12:20:13 6 0.24 0.00 0.11 0.25 0.01 99.40 12:20:13 7 0.35 0.00 0.04 0.00 0.01 99.59 12:30:13 all 0.21 0.00 0.03 0.00 0.01 99.74 12:30:13 0 0.06 0.00 0.03 0.00 0.01 99.90 12:30:13 1 0.17 0.00 0.07 0.00 0.01 99.75 12:30:13 2 0.06 0.00 0.04 0.00 0.02 99.87 12:30:13 3 0.64 0.00 0.03 0.02 0.01 99.30 12:30:13 4 0.35 0.00 0.02 0.00 0.01 99.61 12:30:13 5 0.34 0.00 0.02 0.01 0.01 99.62 12:30:13 6 0.03 0.00 0.01 0.00 0.00 99.96 12:30:13 7 0.05 0.00 0.01 0.00 0.01 99.94 12:40:13 all 1.74 0.00 0.18 0.13 0.01 97.94 12:40:13 0 0.34 0.00 0.19 0.36 0.01 99.10 12:40:13 1 1.36 0.00 0.15 0.02 0.02 98.45 12:40:13 2 4.52 0.00 0.36 0.11 0.03 94.98 12:40:13 3 2.24 0.00 0.25 0.50 0.01 97.01 12:40:13 4 1.94 0.00 0.15 0.03 0.02 97.86 12:40:13 5 1.08 0.00 0.12 0.01 0.01 98.78 12:40:13 6 1.52 0.00 0.11 0.02 0.01 98.34 12:40:13 7 0.90 0.00 0.11 0.02 0.01 98.97 Average: all 0.73 0.00 0.09 0.07 0.01 99.10 Average: 0 0.20 0.00 0.10 0.13 0.01 99.57 Average: 1 0.56 0.00 0.09 0.01 0.01 99.33 Average: 2 1.58 0.00 0.16 0.06 0.02 98.17 Average: 3 1.09 0.00 0.12 0.18 0.01 98.59 Average: 4 0.81 0.00 0.08 0.06 0.01 99.03 Average: 5 0.54 0.00 0.07 0.02 0.01 99.37 Average: 6 0.59 0.00 0.08 0.09 0.01 99.23 Average: 7 0.43 0.00 0.05 0.01 0.01 99.50