---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-14437 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 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 998 12212 3 18881 30626 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:b6:b7:bf brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.241/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84450sec preferred_lft 84450sec inet6 fe80::f816:3eff:feb6:b7bf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:92:00:66:a0:da 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::2892:ff:fe66:a0da/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-14437) 07/31/26 _x86_64_ (8 CPU) 14:50:34 LINUX RESTART (8 CPU) 15:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:10:01 151.29 0.29 146.05 4.94 14.04 18113.04 15897.57 15:20:30 11.83 0.15 11.42 0.26 5.50 462.89 9190.58 Average: 80.07 0.22 77.30 2.55 9.68 9099.39 12472.42 15:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:10:01 1127608 20891960 11259844 34.26 604672 18258868 17230908 50.81 4814288 23242492 640 15:20:30 252048 19732580 12418204 37.79 587772 17991612 18456436 54.43 4822988 24086624 480 Average: 689828 20312270 11839024 36.03 596222 18125240 17843672 52.62 4818638 23664558 560 15:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:10:01 lo 0.52 0.52 0.04 0.04 0.00 0.00 0.00 0.00 15:10:01 ens3 87.56 63.91 1099.00 15.20 0.00 0.00 0.00 0.00 15:10:01 docker0 11.56 15.50 0.63 169.72 0.00 0.00 0.00 0.00 15:10:01 br-838383076ec4 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 15:10:01 vethaa5711f 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 15:10:01 veth8e3799e 63.44 67.42 27.63 33.47 0.00 0.00 0.00 0.00 15:10:01 vetha5ecb93 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 15:10:01 vethb5948ec 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 15:10:01 veth9abe4c6 0.46 0.42 0.05 0.25 0.00 0.00 0.00 0.00 15:10:01 veth1a26455 63.26 58.76 45.49 24.38 0.00 0.00 0.00 0.00 15:10:01 vethc6c17d2 0.94 1.71 1.05 12.99 0.00 0.00 0.00 0.00 15:10:01 veth3e1e4c6 2.05 1.63 0.28 1.60 0.00 0.00 0.00 0.00 15:20:30 lo 9.72 9.72 52.96 52.96 0.00 0.00 0.00 0.00 15:20:30 ens3 14.63 9.45 5.52 4.81 0.00 0.00 0.00 0.00 15:20:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:30 br-838383076ec4 5.70 5.25 51.97 1.12 0.00 0.00 0.00 0.00 15:20:30 vethaa5711f 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:30 veth8e3799e 318.97 343.99 260.95 150.42 0.00 0.00 0.00 0.02 15:20:30 vetha5ecb93 0.22 0.19 0.02 0.08 0.00 0.00 0.00 0.00 15:20:30 vethb5948ec 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:30 veth9abe4c6 0.40 0.20 0.07 0.34 0.00 0.00 0.00 0.00 15:20:30 veth1a26455 115.63 106.91 97.15 75.64 0.00 0.00 0.00 0.01 15:20:30 veth3e1e4c6 236.85 220.31 108.63 189.25 0.00 0.00 0.00 0.02 Average: lo 5.22 5.22 27.06 27.06 0.00 0.00 0.00 0.00 Average: ens3 50.31 36.10 540.58 9.89 0.00 0.00 0.00 0.00 Average: docker0 5.65 7.58 0.31 83.05 0.00 0.00 0.00 0.00 Average: br-838383076ec4 3.05 2.81 26.55 0.58 0.00 0.00 0.00 0.00 Average: vethaa5711f 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth8e3799e 193.94 208.66 146.78 93.19 0.00 0.00 0.00 0.01 Average: vetha5ecb93 0.13 0.16 0.01 0.04 0.00 0.00 0.00 0.00 Average: vethb5948ec 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth9abe4c6 0.43 0.31 0.06 0.30 0.00 0.00 0.00 0.00 Average: veth1a26455 90.00 83.35 71.87 50.56 0.00 0.00 0.00 0.01 Average: veth3e1e4c6 121.96 113.30 55.61 97.43 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-14437) 07/31/26 _x86_64_ (8 CPU) 14:50:34 LINUX RESTART (8 CPU) 15:00:00 CPU %user %nice %system %iowait %steal %idle 15:10:01 all 11.40 0.02 2.19 0.39 0.07 85.92 15:10:01 0 12.29 0.02 2.23 0.20 0.06 85.19 15:10:01 1 11.48 0.02 2.30 0.37 0.07 85.76 15:10:01 2 11.58 0.03 2.32 0.38 0.07 85.62 15:10:01 3 11.21 0.03 2.09 0.36 0.07 86.24 15:10:01 4 10.70 0.02 2.29 0.31 0.06 86.62 15:10:01 5 11.35 0.03 2.19 0.58 0.07 85.79 15:10:01 6 11.58 0.02 2.06 0.37 0.07 85.90 15:10:01 7 11.02 0.03 2.08 0.59 0.07 86.22 15:20:30 all 7.33 0.00 1.48 0.03 0.07 91.09 15:20:30 0 6.82 0.00 1.82 0.03 0.07 91.26 15:20:30 1 7.79 0.00 1.65 0.04 0.07 90.45 15:20:30 2 7.50 0.00 1.54 0.02 0.07 90.87 15:20:30 3 7.06 0.00 1.40 0.02 0.07 91.45 15:20:30 4 7.57 0.00 1.46 0.01 0.08 90.89 15:20:30 5 8.55 0.00 1.31 0.01 0.07 90.05 15:20:30 6 6.47 0.00 1.32 0.04 0.07 92.11 15:20:30 7 6.91 0.00 1.33 0.04 0.07 91.64 Average: all 9.33 0.01 1.83 0.21 0.07 88.55 Average: 0 9.51 0.01 2.02 0.11 0.06 88.29 Average: 1 9.60 0.01 1.97 0.20 0.07 88.16 Average: 2 9.50 0.02 1.92 0.19 0.07 88.29 Average: 3 9.09 0.01 1.74 0.19 0.07 88.89 Average: 4 9.11 0.01 1.87 0.16 0.07 88.79 Average: 5 9.92 0.01 1.74 0.29 0.07 87.96 Average: 6 8.97 0.01 1.68 0.20 0.07 89.07 Average: 7 8.93 0.02 1.70 0.31 0.07 88.98