---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-49 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 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 855 12583 4 18652 30768 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:4e:30:a1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.69/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84291sec preferred_lft 84291sec inet6 fe80::f816:3eff:fe4e:30a1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:9c:7b:0e:38:f0 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::409c:7bff:fe0e:38f0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-49) 08/03/26 _x86_64_ (8 CPU) 11:13:55 LINUX RESTART (8 CPU) 11:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:30:00 608.51 0.84 571.28 36.40 35.32 58297.44 559612.41 11:40:01 11.39 0.15 10.99 0.26 5.78 1021.54 3489.36 Average: 309.49 0.49 290.70 18.30 20.52 29615.35 281122.25 11:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:30:00 3001084 22325968 9829484 29.91 598904 17839528 16987892 50.10 4700544 21494268 900 11:40:01 254116 19626256 12526832 38.12 587108 17889436 18504668 54.57 4814732 24090628 552 Average: 1627600 20976112 11178158 34.01 593006 17864482 17746280 52.33 4757638 22792448 726 11:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:30:00 lo 0.78 0.78 0.06 0.06 0.00 0.00 0.00 0.00 11:30:00 ens3 400.47 258.91 2784.77 80.58 0.00 0.00 0.00 0.00 11:30:00 docker0 32.41 56.52 2.16 756.66 0.00 0.00 0.00 0.00 11:30:00 br-5097795c499b 0.28 0.26 0.01 0.02 0.00 0.00 0.00 0.00 11:30:00 vethc3a96ed 0.06 0.14 0.00 0.01 0.00 0.00 0.00 0.00 11:30:00 vetha245ef6 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 11:30:00 veth36c3f2b 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 11:30:00 veth0ecc7df 6.17 5.85 3.88 1.24 0.00 0.00 0.00 0.00 11:30:00 veth58aa35b 0.03 0.10 0.00 0.01 0.00 0.00 0.00 0.00 11:30:00 veth1d1c46d 0.46 0.53 0.06 0.85 0.00 0.00 0.00 0.00 11:30:00 veth2402bdc 0.01 0.03 0.00 0.00 0.00 0.00 0.00 0.00 11:30:00 veth3739fc6 0.02 0.03 0.00 0.00 0.00 0.00 0.00 0.00 11:40:01 lo 3.48 3.48 9.98 9.98 0.00 0.00 0.00 0.00 11:40:01 ens3 9.73 5.47 3.39 7.03 0.00 0.00 0.00 0.00 11:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:01 br-5097795c499b 1.90 1.79 9.48 0.54 0.00 0.00 0.00 0.00 11:40:01 vethc3a96ed 0.54 0.36 0.08 0.37 0.00 0.00 0.00 0.00 11:40:01 vetha245ef6 0.22 0.20 0.02 0.08 0.00 0.00 0.00 0.00 11:40:01 veth36c3f2b 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 11:40:01 veth0ecc7df 182.99 197.11 127.34 93.46 0.00 0.00 0.00 0.01 11:40:01 veth58aa35b 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 11:40:01 veth1d1c46d 104.49 96.93 73.06 50.80 0.00 0.00 0.00 0.01 11:40:01 veth3739fc6 98.77 91.60 45.05 79.75 0.00 0.00 0.00 0.01 Average: lo 2.13 2.13 5.03 5.03 0.00 0.00 0.00 0.00 Average: ens3 204.80 132.00 1391.93 43.75 0.00 0.00 0.00 0.00 Average: docker0 16.18 28.22 1.08 377.75 0.00 0.00 0.00 0.00 Average: br-5097795c499b 1.09 1.02 4.75 0.28 0.00 0.00 0.00 0.00 Average: vethc3a96ed 0.30 0.25 0.04 0.19 0.00 0.00 0.00 0.00 Average: vetha245ef6 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: veth36c3f2b 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth0ecc7df 94.72 101.63 65.71 47.42 0.00 0.00 0.00 0.01 Average: veth58aa35b 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth1d1c46d 52.55 48.80 36.62 25.87 0.00 0.00 0.00 0.00 Average: veth3739fc6 49.47 45.88 22.56 39.94 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-49) 08/03/26 _x86_64_ (8 CPU) 11:13:55 LINUX RESTART (8 CPU) 11:20:01 CPU %user %nice %system %iowait %steal %idle 11:30:00 all 35.63 0.02 4.89 1.35 0.12 58.00 11:30:00 0 34.92 0.03 4.60 0.83 0.12 59.51 11:30:00 1 37.70 0.01 5.41 1.44 0.12 55.31 11:30:00 2 35.26 0.02 5.17 1.91 0.11 57.53 11:30:00 3 35.50 0.03 5.14 1.12 0.12 58.09 11:30:00 4 33.32 0.02 4.63 1.60 0.12 60.31 11:30:00 5 36.77 0.03 4.78 1.43 0.13 56.86 11:30:00 6 34.83 0.03 4.67 1.23 0.12 59.13 11:30:00 7 36.70 0.04 4.69 1.23 0.11 57.22 11:40:01 all 8.42 0.00 1.29 0.03 0.07 90.18 11:40:01 0 7.47 0.00 1.59 0.02 0.07 90.85 11:40:01 1 8.88 0.00 1.48 0.05 0.08 89.52 11:40:01 2 8.63 0.00 1.33 0.02 0.07 89.95 11:40:01 3 8.76 0.00 1.22 0.04 0.07 89.91 11:40:01 4 8.79 0.00 1.19 0.03 0.07 89.92 11:40:01 5 8.62 0.00 1.19 0.10 0.07 90.02 11:40:01 6 8.75 0.00 1.23 0.02 0.07 89.94 11:40:01 7 7.47 0.00 1.11 0.02 0.07 91.33 Average: all 22.00 0.01 3.09 0.69 0.10 74.11 Average: 0 21.17 0.01 3.09 0.42 0.10 75.21 Average: 1 23.27 0.01 3.44 0.74 0.10 72.44 Average: 2 21.92 0.01 3.24 0.96 0.09 73.77 Average: 3 22.11 0.01 3.18 0.58 0.10 74.02 Average: 4 21.04 0.01 2.91 0.81 0.09 75.14 Average: 5 22.68 0.01 2.99 0.76 0.10 73.46 Average: 6 21.77 0.01 2.94 0.62 0.09 74.56 Average: 7 22.07 0.02 2.90 0.63 0.09 74.29