---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6571 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 25G 131G 16% / 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 857 11996 4 19237 30766 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:16:5e:fa brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.243/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84209sec preferred_lft 84209sec inet6 fe80::f816:3eff:fe16:5efa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:9d:09:2e:b4:ca 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::1c9d:9ff:fe2e:b4ca/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-6571) 07/08/26 _x86_64_ (8 CPU) 08:53:54 LINUX RESTART (8 CPU) 09:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:10:02 294.89 0.49 284.23 10.17 23.67 47539.91 102521.38 09:20:11 31.33 0.11 29.92 1.30 4.11 2179.22 4024.45 09:30:03 14.00 0.10 12.30 1.61 8.96 571.47 26283.12 Average: 113.56 0.23 108.97 4.36 12.23 16782.57 44188.67 09:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:10:02 5299588 24580072 7577696 23.06 595480 17806032 11889740 35.06 4616028 19314192 1804 09:20:11 1023196 20818716 11330660 34.48 601836 18289100 17296292 51.00 4848440 23270692 556 09:30:03 12338708 31548852 644252 1.96 603756 17695188 1575400 4.65 4688384 14101504 228 Average: 6220497 25649213 6517536 19.83 600357 17930107 10253811 30.24 4717617 18895463 863 09:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:10:02 lo 0.68 0.68 0.05 0.05 0.00 0.00 0.00 0.00 09:10:02 ens3 361.94 226.55 2491.56 74.27 0.00 0.00 0.00 0.00 09:10:02 docker0 20.67 37.08 1.24 729.15 0.00 0.00 0.00 0.00 09:10:02 br-aa1aab90ffc7 0.19 0.18 0.01 0.01 0.00 0.00 0.00 0.00 09:10:02 vethe35d475 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 09:10:02 veth6817c4c 1.71 1.57 1.16 0.20 0.00 0.00 0.00 0.00 09:10:02 veth83626b4 0.03 0.08 0.00 0.01 0.00 0.00 0.00 0.00 09:10:02 veth51e07b3 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 09:10:02 veth98eabed 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 09:10:02 veth5676436 1.46 1.66 0.20 1.16 0.00 0.00 0.00 0.00 09:20:11 lo 3.09 3.09 8.37 8.37 0.00 0.00 0.00 0.00 09:20:11 ens3 7.01 4.35 2.91 2.88 0.00 0.00 0.00 0.00 09:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:11 br-aa1aab90ffc7 1.69 1.58 7.91 0.50 0.00 0.00 0.00 0.00 09:20:11 vethe35d475 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 09:20:11 veth6817c4c 166.55 177.71 112.54 84.10 0.00 0.00 0.00 0.01 09:20:11 veth83626b4 0.16 0.18 0.02 0.06 0.00 0.00 0.00 0.00 09:20:11 veth51e07b3 0.54 0.39 0.07 0.35 0.00 0.00 0.00 0.00 09:20:11 veth98eabed 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 09:20:11 vethda73f9f 97.94 92.04 68.65 48.65 0.00 0.00 0.00 0.01 09:20:11 vethc182d68 81.73 75.86 37.18 65.05 0.00 0.00 0.00 0.01 09:30:03 lo 7.63 7.63 48.54 48.54 0.00 0.00 0.00 0.00 09:30:03 ens3 20.54 13.25 8.16 7.27 0.00 0.00 0.00 0.00 09:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.78 3.78 18.79 18.79 0.00 0.00 0.00 0.00 Average: ens3 129.85 81.39 834.79 28.13 0.00 0.00 0.00 0.00 Average: docker0 6.89 12.37 0.41 243.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-6571) 07/08/26 _x86_64_ (8 CPU) 08:53:54 LINUX RESTART (8 CPU) 09:00:00 CPU %user %nice %system %iowait %steal %idle 09:10:02 all 22.92 0.01 3.34 3.13 0.18 70.42 09:10:02 0 21.51 0.02 3.26 1.86 0.13 73.22 09:10:02 1 23.76 0.01 3.58 3.12 0.17 69.36 09:10:02 2 24.64 0.03 3.40 2.98 0.34 68.63 09:10:02 3 21.95 0.01 3.28 2.88 0.23 71.66 09:10:02 4 20.16 0.02 3.20 2.83 0.17 73.62 09:10:02 5 20.98 0.01 3.47 3.42 0.09 72.02 09:10:02 6 25.65 0.02 3.18 4.01 0.12 67.03 09:10:02 7 24.67 0.01 3.35 3.92 0.24 67.81 09:20:11 all 9.42 0.01 1.20 0.20 0.06 89.10 09:20:11 0 9.92 0.02 1.20 0.06 0.06 88.73 09:20:11 1 9.53 0.00 1.35 0.06 0.07 88.98 09:20:11 2 9.10 0.00 1.25 0.09 0.06 89.50 09:20:11 3 8.38 0.00 1.16 0.06 0.07 90.33 09:20:11 4 10.34 0.01 1.31 0.10 0.06 88.19 09:20:11 5 9.78 0.01 1.20 0.52 0.06 88.44 09:20:11 6 9.83 0.01 1.08 0.24 0.06 88.78 09:20:11 7 8.50 0.00 1.08 0.44 0.06 89.91 09:30:03 all 4.52 0.00 1.01 1.06 0.07 93.34 09:30:03 0 4.73 0.00 0.99 0.13 0.06 94.09 09:30:03 1 4.84 0.00 1.16 0.20 0.07 93.72 09:30:03 2 3.71 0.00 1.12 0.02 0.07 95.08 09:30:03 3 3.59 0.00 0.84 3.06 0.06 92.45 09:30:03 4 4.79 0.00 0.99 0.08 0.05 94.08 09:30:03 5 5.29 0.00 0.98 4.38 0.06 89.30 09:30:03 6 4.21 0.00 0.94 0.57 0.06 94.22 09:30:03 7 5.04 0.00 1.07 0.03 0.13 93.73 Average: all 12.32 0.01 1.85 1.46 0.11 84.25 Average: 0 12.09 0.01 1.82 0.69 0.08 85.31 Average: 1 12.75 0.01 2.03 1.13 0.10 83.98 Average: 2 12.53 0.01 1.93 1.03 0.16 84.34 Average: 3 11.33 0.00 1.76 1.99 0.12 84.80 Average: 4 11.81 0.01 1.83 1.01 0.10 85.25 Average: 5 12.04 0.01 1.88 2.75 0.07 83.24 Average: 6 13.26 0.01 1.73 1.60 0.08 83.32 Average: 7 12.76 0.01 1.83 1.47 0.15 83.79