---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-13798 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: 5599.99 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 26G 130G 17% / 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 845 13607 4 17638 30779 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:76:41:f3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.104/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83851sec preferred_lft 83851sec inet6 fe80::f816:3eff:fe76:41f3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:98:8f:33:14:ef 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::c498:8fff:fe33:14ef/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-13798) 08/20/26 _x86_64_ (8 CPU) 09:00:31 LINUX RESTART (8 CPU) 09:10:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:20:07 38.56 0.23 13.03 25.30 3.03 2361.05 478291.99 09:30:06 69.63 0.05 64.67 4.91 6.16 10982.47 128724.18 09:40:31 146.81 0.86 140.62 5.33 26.71 28242.25 88383.03 Average: 85.75 0.39 73.57 11.79 12.15 14033.76 230436.42 09:10:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:07 14192952 25310648 6919656 21.06 511108 10030164 9896500 29.18 2992360 14330568 3572 09:30:06 9328164 22764664 9454820 28.77 532816 12231780 15634348 46.10 3895560 18178920 23632 09:40:31 276076 18342312 13809612 42.02 578828 16588920 18928584 55.82 5544732 23336344 380 Average: 7932397 22139208 10061363 30.62 540917 12950288 14819811 43.70 4144217 18615277 9195 09:10:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:07 lo 5.84 5.84 0.97 0.97 0.00 0.00 0.00 0.00 09:20:07 ens3 161.37 102.30 153.39 49.50 0.00 0.00 0.00 0.00 09:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:06 lo 1.33 1.33 0.14 0.14 0.00 0.00 0.00 0.00 09:30:06 ens3 212.76 116.92 451.13 989.37 0.00 0.00 0.00 0.00 09:30:06 docker0 4.54 11.43 0.29 245.59 0.00 0.00 0.00 0.00 09:40:31 lo 0.71 0.71 0.06 0.06 0.00 0.00 0.00 0.00 09:40:31 ens3 125.86 78.57 1606.78 889.84 0.00 0.00 0.00 0.00 09:40:31 docker0 7.10 15.72 0.43 341.78 0.00 0.00 0.00 0.00 09:40:31 br-e84073635f1d 0.24 0.20 0.01 0.01 0.00 0.00 0.00 0.00 09:40:31 vethcf88f33 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 09:40:31 veth9ecfdcc 0.03 0.11 0.00 0.01 0.00 0.00 0.00 0.00 09:40:31 veth751a29b 34.38 35.26 9.58 8.59 0.00 0.00 0.00 0.00 09:40:31 veth4564e0b 0.44 0.39 0.05 0.24 0.00 0.00 0.00 0.00 09:40:31 vethb3616d1 30.20 29.51 9.06 6.01 0.00 0.00 0.00 0.00 09:40:31 vethb126428 0.32 0.45 0.58 1.39 0.00 0.00 0.00 0.00 09:40:31 vethbadfc85 1.98 1.57 0.27 1.57 0.00 0.00 0.00 0.00 Average: lo 2.61 2.61 0.39 0.39 0.00 0.00 0.00 0.00 Average: ens3 166.08 98.98 747.79 644.80 0.00 0.00 0.00 0.00 Average: docker0 3.92 9.12 0.24 197.32 0.00 0.00 0.00 0.00 Average: br-e84073635f1d 0.08 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethcf88f33 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth9ecfdcc 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth751a29b 11.75 12.05 3.27 2.93 0.00 0.00 0.00 0.00 Average: veth4564e0b 0.15 0.13 0.02 0.08 0.00 0.00 0.00 0.00 Average: vethb3616d1 10.32 10.09 3.10 2.05 0.00 0.00 0.00 0.00 Average: vethb126428 0.11 0.15 0.20 0.47 0.00 0.00 0.00 0.00 Average: vethbadfc85 0.68 0.54 0.09 0.54 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-13798) 08/20/26 _x86_64_ (8 CPU) 09:00:31 LINUX RESTART (8 CPU) 09:10:03 CPU %user %nice %system %iowait %steal %idle 09:20:07 all 88.88 0.00 2.79 0.00 0.13 8.20 09:20:07 0 88.04 0.00 2.76 0.00 0.13 9.07 09:20:07 1 88.90 0.00 2.70 0.01 0.12 8.27 09:20:07 2 90.04 0.00 2.99 0.00 0.13 6.84 09:20:07 3 91.59 0.00 2.67 0.00 0.13 5.61 09:20:07 4 89.83 0.00 2.75 0.00 0.13 7.29 09:20:07 5 88.35 0.00 2.61 0.00 0.13 8.91 09:20:07 6 86.15 0.00 2.99 0.02 0.13 10.71 09:20:07 7 88.17 0.00 2.82 0.00 0.12 8.89 09:30:06 all 85.51 0.00 3.31 0.15 0.14 10.88 09:30:06 0 85.39 0.00 3.51 0.19 0.14 10.77 09:30:06 1 85.25 0.00 3.25 0.30 0.14 11.06 09:30:06 2 86.44 0.00 3.27 0.08 0.15 10.05 09:30:06 3 85.68 0.00 3.28 0.09 0.14 10.81 09:30:06 4 85.18 0.00 3.32 0.28 0.15 11.07 09:30:06 5 85.20 0.00 3.25 0.11 0.14 11.29 09:30:06 6 86.01 0.00 3.26 0.07 0.14 10.53 09:30:06 7 84.96 0.00 3.33 0.11 0.14 11.46 09:40:31 all 11.60 0.02 2.10 0.93 0.09 85.25 09:40:31 0 9.77 0.01 2.29 1.00 0.09 86.85 09:40:31 1 12.74 0.01 1.95 0.80 0.15 84.35 09:40:31 2 10.30 0.02 2.33 0.82 0.08 86.46 09:40:31 3 12.25 0.04 2.01 2.15 0.08 83.48 09:40:31 4 11.17 0.03 1.92 0.71 0.13 86.04 09:40:31 5 13.58 0.02 1.97 0.51 0.07 83.85 09:40:31 6 11.05 0.02 2.32 0.35 0.06 86.20 09:40:31 7 11.98 0.03 2.03 1.08 0.07 84.82 Average: all 61.42 0.01 2.73 0.37 0.12 35.36 Average: 0 60.44 0.00 2.85 0.40 0.12 36.19 Average: 1 61.72 0.00 2.63 0.37 0.14 35.14 Average: 2 61.66 0.01 2.86 0.31 0.12 35.05 Average: 3 62.62 0.01 2.65 0.76 0.12 33.85 Average: 4 61.46 0.01 2.65 0.33 0.14 35.41 Average: 5 61.81 0.01 2.60 0.21 0.11 35.26 Average: 6 60.50 0.01 2.85 0.15 0.11 36.38 Average: 7 61.14 0.01 2.72 0.40 0.11 35.62