---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5651 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: 5599.94 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 21G 135G 14% / 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 839 17127 4 14124 30785 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:ae:16:7d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.228/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85471sec preferred_lft 85471sec inet6 fe80::f816:3eff:feae:167d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:54:0b:d0:83:d4 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 inet6 fe80::5054:bff:fed0:83d4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-5651) 08/10/26 _x86_64_ (8 CPU) 11:46:16 LINUX RESTART (8 CPU) 11:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:00:01 231.50 2.91 217.92 10.67 376.37 30547.00 40942.90 Average: 231.50 2.91 217.92 10.67 376.37 30547.00 40942.90 11:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:00:01 13816172 27897960 4326012 13.16 256580 13673740 11433792 33.72 3149420 14930908 992 Average: 13816172 27897960 4326012 13.16 256580 13673740 11433792 33.72 3149420 14930908 992 11:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:00:01 lo 0.58 0.58 0.05 0.05 0.00 0.00 0.00 0.00 12:00:01 ens3 97.04 56.19 2263.63 8.00 0.00 0.00 0.00 0.00 12:00:01 docker0 8.35 12.83 0.62 254.07 0.00 0.00 0.00 0.00 12:00:01 br-a3033862b3a0 1.57 2.59 0.10 35.01 0.00 0.00 0.00 0.00 12:00:01 veth742edd0 52.84 38.49 12.73 7.39 0.00 0.00 0.00 0.00 12:00:01 vethf175554 4.87 5.03 0.44 5.65 0.00 0.00 0.00 0.00 12:00:01 veth265b68c 26.77 30.33 21.48 5.59 0.00 0.00 0.00 0.00 12:00:01 veth9568de4 9.98 10.24 1.11 67.74 0.00 0.00 0.00 0.01 12:00:01 vethb990cb4 9.17 11.78 8.42 2.76 0.00 0.00 0.00 0.00 12:00:01 veth72ef018 7.56 9.98 6.89 2.29 0.00 0.00 0.00 0.00 12:00:01 vethbdc04e4 8.55 11.13 7.31 2.66 0.00 0.00 0.00 0.00 12:00:01 vethc45dd94 8.38 11.05 7.37 2.64 0.00 0.00 0.00 0.00 12:00:01 veth81e395c 1.36 2.65 0.11 34.98 0.00 0.00 0.00 0.00 12:00:01 vethb75d968 7.15 9.44 6.45 1.45 0.00 0.00 0.00 0.00 12:00:01 veth6953a5d 24.37 23.97 26.30 13.65 0.00 0.00 0.00 0.00 12:00:01 veth075eb68 20.55 20.47 25.21 10.88 0.00 0.00 0.00 0.00 12:00:01 veth2d4a9d8 2.88 2.45 0.61 1.70 0.00 0.00 0.00 0.00 Average: lo 0.58 0.58 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 97.04 56.19 2263.63 8.00 0.00 0.00 0.00 0.00 Average: docker0 8.35 12.83 0.62 254.07 0.00 0.00 0.00 0.00 Average: br-a3033862b3a0 1.57 2.59 0.10 35.01 0.00 0.00 0.00 0.00 Average: veth742edd0 52.84 38.49 12.73 7.39 0.00 0.00 0.00 0.00 Average: vethf175554 4.87 5.03 0.44 5.65 0.00 0.00 0.00 0.00 Average: veth265b68c 26.77 30.33 21.48 5.59 0.00 0.00 0.00 0.00 Average: veth9568de4 9.98 10.24 1.11 67.74 0.00 0.00 0.00 0.01 Average: vethb990cb4 9.17 11.78 8.42 2.76 0.00 0.00 0.00 0.00 Average: veth72ef018 7.56 9.98 6.89 2.29 0.00 0.00 0.00 0.00 Average: vethbdc04e4 8.55 11.13 7.31 2.66 0.00 0.00 0.00 0.00 Average: vethc45dd94 8.38 11.05 7.37 2.64 0.00 0.00 0.00 0.00 Average: veth81e395c 1.36 2.65 0.11 34.98 0.00 0.00 0.00 0.00 Average: vethb75d968 7.15 9.44 6.45 1.45 0.00 0.00 0.00 0.00 Average: veth6953a5d 24.37 23.97 26.30 13.65 0.00 0.00 0.00 0.00 Average: veth075eb68 20.55 20.47 25.21 10.88 0.00 0.00 0.00 0.00 Average: veth2d4a9d8 2.88 2.45 0.61 1.70 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-5651) 08/10/26 _x86_64_ (8 CPU) 11:46:16 LINUX RESTART (8 CPU) 11:50:00 CPU %user %nice %system %iowait %steal %idle 12:00:01 all 16.09 0.00 3.30 0.77 0.09 79.74 12:00:01 0 15.18 0.00 3.67 1.02 0.10 80.04 12:00:01 1 15.35 0.00 3.22 0.56 0.09 80.78 12:00:01 2 17.81 0.00 3.23 0.77 0.09 78.10 12:00:01 3 14.50 0.00 3.20 0.52 0.09 81.70 12:00:01 4 15.23 0.00 3.39 0.78 0.09 80.51 12:00:01 5 15.14 0.00 3.19 1.03 0.09 80.55 12:00:01 6 18.78 0.00 3.28 0.52 0.10 77.32 12:00:01 7 16.72 0.00 3.26 1.00 0.09 78.93 Average: all 16.09 0.00 3.30 0.77 0.09 79.74 Average: 0 15.18 0.00 3.67 1.02 0.10 80.04 Average: 1 15.35 0.00 3.22 0.56 0.09 80.78 Average: 2 17.81 0.00 3.23 0.77 0.09 78.10 Average: 3 14.50 0.00 3.20 0.52 0.09 81.70 Average: 4 15.23 0.00 3.39 0.78 0.09 80.51 Average: 5 15.14 0.00 3.19 1.03 0.09 80.55 Average: 6 18.78 0.00 3.28 0.52 0.10 77.32 Average: 7 16.72 0.00 3.26 1.00 0.09 78.93