---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3024 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 24G 132G 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 1059 15044 3 15987 30565 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:4b:f9:bd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.130/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84762sec preferred_lft 84762sec inet6 fe80::f816:3eff:fe4b:f9bd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:55:9d:b1:5f:26 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::d055:9dff:feb1:5f26/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-3024) 03/19/26 _x86_64_ (8 CPU) 08:45:49 LINUX RESTART (8 CPU) 08:50:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:00:18 285.90 0.53 250.23 35.13 417.69 37209.67 485445.56 09:10:13 40.71 0.51 35.09 5.10 13.88 6188.08 100076.23 Average: 163.82 0.52 143.12 20.18 216.64 21764.81 293580.05 08:50:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:00:18 2826864 21367300 10784392 32.82 620796 17012428 16590828 48.92 3397712 22968528 1488 09:10:13 3002312 20023588 12062556 36.71 609136 15578456 18055004 53.24 3537072 22629280 19692 Average: 2914588 20695444 11423474 34.76 614966 16295442 17322916 51.08 3467392 22798904 10590 08:50:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:00:18 lo 1.03 1.03 0.18 0.18 0.00 0.00 0.00 0.00 09:00:18 ens3 144.26 87.01 3487.31 15.19 0.00 0.00 0.00 0.00 09:00:18 docker0 9.31 20.11 0.57 495.97 0.00 0.00 0.00 0.00 09:00:18 br-ce07e1f8ee2e 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 09:00:18 vethd3aceed 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 09:00:18 vethc2c26e6 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 09:00:18 vethe9f183a 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 09:00:18 veth9d56a61 56.78 60.63 24.01 30.65 0.00 0.00 0.00 0.00 09:00:18 veth84dde28 0.44 0.41 0.05 0.23 0.00 0.00 0.00 0.00 09:00:18 veth1241d74 56.39 52.08 41.94 20.64 0.00 0.00 0.00 0.00 09:00:18 vethe25b57b 0.85 1.56 0.91 12.28 0.00 0.00 0.00 0.00 09:00:18 veth60c145b 1.89 1.50 0.25 1.53 0.00 0.00 0.00 0.00 09:10:13 lo 64.38 64.38 256.36 256.36 0.00 0.00 0.00 0.00 09:10:13 ens3 16.21 13.66 46.55 3.10 0.00 0.00 0.00 0.00 09:10:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:13 br-ce07e1f8ee2e 55.08 63.64 50.61 253.55 0.00 0.00 0.00 0.00 09:10:13 vethd3aceed 35.94 39.46 375.51 218.73 0.00 0.00 0.00 0.03 09:10:13 vethc2c26e6 0.16 0.16 0.02 0.05 0.00 0.00 0.00 0.00 09:10:13 vethe9f183a 76.14 85.10 51.97 625.29 0.00 0.00 0.00 0.05 09:10:13 veth9d56a61 141.10 152.41 103.85 57.35 0.00 0.00 0.00 0.01 09:10:13 veth84dde28 24.60 21.33 218.36 90.87 0.00 0.00 0.00 0.02 09:10:13 veth1241d74 77.33 71.84 112.34 42.54 0.00 0.00 0.00 0.01 09:10:13 veth60c145b 86.37 79.88 37.33 65.97 0.00 0.00 0.00 0.01 Average: lo 32.57 32.57 127.73 127.73 0.00 0.00 0.00 0.00 Average: ens3 80.51 50.49 1774.24 9.17 0.00 0.00 0.00 0.00 Average: docker0 4.67 10.10 0.29 249.04 0.00 0.00 0.00 0.00 Average: br-ce07e1f8ee2e 27.57 31.82 25.20 126.24 0.00 0.00 0.00 0.00 Average: vethd3aceed 17.91 19.71 186.96 108.90 0.00 0.00 0.00 0.02 Average: vethc2c26e6 0.10 0.14 0.01 0.03 0.00 0.00 0.00 0.00 Average: vethe9f183a 37.92 42.42 25.88 311.32 0.00 0.00 0.00 0.03 Average: veth9d56a61 98.76 106.33 63.76 43.94 0.00 0.00 0.00 0.01 Average: veth84dde28 12.47 10.82 108.74 45.36 0.00 0.00 0.00 0.01 Average: veth1241d74 66.82 61.92 76.99 31.54 0.00 0.00 0.00 0.01 Average: veth60c145b 43.95 40.52 18.71 33.61 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-3024) 03/19/26 _x86_64_ (8 CPU) 08:45:49 LINUX RESTART (8 CPU) 08:50:18 CPU %user %nice %system %iowait %steal %idle 09:00:18 all 19.80 0.02 2.69 0.64 0.08 76.77 09:00:18 0 19.04 0.01 2.83 0.70 0.08 77.34 09:00:18 1 19.37 0.01 2.88 0.89 0.08 76.78 09:00:18 2 20.28 0.04 2.60 0.56 0.08 76.43 09:00:18 3 19.97 0.02 2.81 0.69 0.10 76.42 09:00:18 4 19.85 0.02 2.40 0.54 0.08 77.12 09:00:18 5 20.68 0.02 2.59 0.54 0.08 76.10 09:00:18 6 19.63 0.04 2.77 0.74 0.08 76.74 09:00:18 7 19.58 0.02 2.69 0.43 0.08 77.21 09:10:13 all 18.29 0.01 3.86 0.43 0.14 77.27 09:10:13 0 18.36 0.01 4.18 0.47 0.18 76.80 09:10:13 1 18.86 0.01 4.07 0.27 0.11 76.67 09:10:13 2 18.03 0.00 3.81 0.17 0.12 77.87 09:10:13 3 18.29 0.01 3.81 0.58 0.13 77.19 09:10:13 4 18.01 0.01 3.79 0.23 0.12 77.84 09:10:13 5 18.53 0.00 3.65 1.07 0.22 76.53 09:10:13 6 18.41 0.01 3.74 0.27 0.12 77.44 09:10:13 7 17.80 0.01 3.84 0.38 0.11 77.85 Average: all 19.05 0.02 3.27 0.53 0.11 77.02 Average: 0 18.70 0.01 3.50 0.59 0.13 77.07 Average: 1 19.12 0.01 3.47 0.58 0.10 76.73 Average: 2 19.16 0.02 3.20 0.37 0.10 77.15 Average: 3 19.13 0.01 3.31 0.64 0.11 76.80 Average: 4 18.93 0.01 3.09 0.38 0.10 77.48 Average: 5 19.61 0.01 3.11 0.80 0.15 76.31 Average: 6 19.03 0.03 3.25 0.51 0.10 77.09 Average: 7 18.70 0.01 3.26 0.41 0.10 77.53