---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8039 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 1.6M 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 7236 6127 137 18727 24226 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:a8:fb:73 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.172/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84503sec preferred_lft 84503sec inet6 fe80::f816:3eff:fea8:fb73/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:0e:a2:f8:f5:35 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::740e:a2ff:fef8:f535/64 scope link valid_lft forever preferred_lft forever 98: br-507454674ad6: mtu 1500 qdisc noqueue state UP group default link/ether 0e:c5:51:32:3e:44 brd ff:ff:ff:ff:ff:ff inet 172.17.0.1/16 brd 172.17.255.255 scope global br-507454674ad6 valid_lft forever preferred_lft forever inet6 fe80::cc5:51ff:fe32:3e44/64 scope link valid_lft forever preferred_lft forever 99: veth9b43e22@if2: mtu 1500 qdisc noqueue master br-507454674ad6 state UP group default link/ether 4e:90:5d:8a:88:48 brd ff:ff:ff:ff:ff:ff link-netnsid 0 inet6 fe80::4c90:5dff:fe8a:8848/64 scope link valid_lft forever preferred_lft forever 100: veth2f0adc8@if2: mtu 1500 qdisc noqueue master br-507454674ad6 state UP group default link/ether 3e:44:01:e1:c2:e9 brd ff:ff:ff:ff:ff:ff link-netnsid 1 inet6 fe80::3c44:1ff:fee1:c2e9/64 scope link valid_lft forever preferred_lft forever 101: vethccb3e37@if2: mtu 1500 qdisc noqueue master br-507454674ad6 state UP group default link/ether 42:d1:d0:37:06:b7 brd ff:ff:ff:ff:ff:ff link-netnsid 2 inet6 fe80::40d1:d0ff:fe37:6b7/64 scope link valid_lft forever preferred_lft forever 102: vethba85080@if2: mtu 1500 qdisc noqueue master br-507454674ad6 state UP group default link/ether 76:19:d2:87:c4:47 brd ff:ff:ff:ff:ff:ff link-netnsid 3 inet6 fe80::7419:d2ff:fe87:c447/64 scope link valid_lft forever preferred_lft forever 103: veth4d6d270@if2: mtu 1500 qdisc noqueue master br-507454674ad6 state UP group default link/ether 66:4f:bd:61:8f:23 brd ff:ff:ff:ff:ff:ff link-netnsid 4 inet6 fe80::644f:bdff:fe61:8f23/64 scope link valid_lft forever preferred_lft forever 105: veth25e86b6@if2: mtu 1500 qdisc noqueue master br-507454674ad6 state UP group default link/ether c6:c2:23:3c:1a:82 brd ff:ff:ff:ff:ff:ff link-netnsid 6 inet6 fe80::c4c2:23ff:fe3c:1a82/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-8039) 05/04/26 _x86_64_ (8 CPU) 06:46:28 LINUX RESTART (8 CPU) 06:50:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:00:01 542.78 0.73 528.38 13.67 33.84 58755.67 88792.26 07:10:01 16.08 0.36 14.48 1.25 8.92 1491.99 3386.68 Average: 278.46 0.54 270.48 7.44 21.33 30017.98 45931.60 06:50:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:00:01 2197084 21658460 10495736 31.94 595188 17984024 16756400 49.41 4839144 22132456 26800 07:10:01 389580 19966896 12137672 36.93 597820 18129780 18115552 53.42 5065340 23688216 33368 Average: 1293332 20812678 11316704 34.44 596504 18056902 17435976 51.42 4952242 22910336 30084 06:50:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:00:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 07:00:01 ens3 309.21 206.54 2780.61 65.37 0.00 0.00 0.00 0.00 07:00:01 docker0 21.66 37.03 1.28 763.60 0.00 0.00 0.00 0.00 07:00:01 br-507454674ad6 0.28 0.25 0.01 0.02 0.00 0.00 0.00 0.00 07:00:01 veth9b43e22 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 07:00:01 veth2f0adc8 6.57 6.23 4.39 1.28 0.00 0.00 0.00 0.00 07:00:01 vethccb3e37 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 07:00:01 vethba85080 0.08 0.15 0.01 0.01 0.00 0.00 0.00 0.00 07:00:01 veth4d6d270 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 07:00:01 veth25e86b6 0.71 0.74 0.09 0.90 0.00 0.00 0.00 0.00 07:00:01 vethd635a6d 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 07:00:01 vethced7750 0.31 0.34 0.04 0.50 0.00 0.00 0.00 0.00 07:10:01 lo 8.90 8.90 22.40 22.40 0.00 0.00 0.00 0.00 07:10:01 ens3 9.01 6.53 15.50 2.43 0.00 0.00 0.00 0.00 07:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 br-507454674ad6 8.45 10.50 4.05 32.53 0.00 0.00 0.00 0.00 07:10:01 veth9b43e22 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 07:10:01 veth2f0adc8 96.88 104.16 53.02 48.83 0.00 0.00 0.00 0.00 07:10:01 vethccb3e37 12.65 14.70 3.09 112.99 0.00 0.00 0.00 0.01 07:10:01 vethba85080 4.21 3.59 33.06 8.55 0.00 0.00 0.00 0.00 07:10:01 veth4d6d270 7.02 7.52 81.05 33.25 0.00 0.00 0.00 0.01 07:10:01 veth25e86b6 86.02 80.26 63.36 38.87 0.00 0.00 0.00 0.01 07:10:01 vethced7750 23.26 21.20 9.06 16.35 0.00 0.00 0.00 0.00 Average: lo 4.87 4.87 11.27 11.27 0.00 0.00 0.00 0.00 Average: ens3 158.56 106.16 1392.94 33.78 0.00 0.00 0.00 0.00 Average: docker0 10.79 18.45 0.64 380.39 0.00 0.00 0.00 0.00 Average: br-507454674ad6 4.38 5.39 2.04 16.33 0.00 0.00 0.00 0.00 Average: veth9b43e22 0.07 0.11 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth2f0adc8 51.89 55.37 28.79 25.14 0.00 0.00 0.00 0.00 Average: vethccb3e37 6.36 7.43 1.55 56.71 0.00 0.00 0.00 0.00 Average: vethba85080 2.16 1.88 16.59 4.30 0.00 0.00 0.00 0.00 Average: veth4d6d270 3.54 3.84 40.68 16.69 0.00 0.00 0.00 0.00 Average: veth25e86b6 43.52 40.65 31.84 19.96 0.00 0.00 0.00 0.00 Average: vethced7750 11.83 10.81 4.57 8.46 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-8039) 05/04/26 _x86_64_ (8 CPU) 06:46:28 LINUX RESTART (8 CPU) 06:50:06 CPU %user %nice %system %iowait %steal %idle 07:00:01 all 34.51 0.02 4.64 2.05 0.11 58.67 07:00:01 0 31.80 0.01 4.46 1.79 0.10 61.84 07:00:01 1 33.67 0.03 5.10 2.10 0.11 59.00 07:00:01 2 38.15 0.03 5.14 2.23 0.11 54.34 07:00:01 3 33.64 0.02 4.36 2.92 0.10 58.96 07:00:01 4 32.14 0.03 4.66 1.48 0.11 61.58 07:00:01 5 35.58 0.02 4.87 2.37 0.11 57.05 07:00:01 6 35.77 0.02 4.26 1.96 0.10 57.90 07:00:01 7 35.33 0.03 4.30 1.57 0.10 58.67 07:10:01 all 8.67 0.00 1.28 0.10 0.09 89.86 07:10:01 0 8.73 0.01 1.43 0.04 0.09 89.71 07:10:01 1 10.18 0.01 1.33 0.06 0.08 88.34 07:10:01 2 8.92 0.01 1.33 0.24 0.09 89.42 07:10:01 3 7.68 0.00 1.18 0.06 0.08 90.98 07:10:01 4 9.20 0.00 1.25 0.13 0.09 89.33 07:10:01 5 9.21 0.01 1.29 0.08 0.09 89.32 07:10:01 6 7.64 0.00 1.22 0.14 0.08 90.92 07:10:01 7 7.81 0.00 1.23 0.05 0.09 90.82 Average: all 21.54 0.01 2.96 1.07 0.10 74.33 Average: 0 20.23 0.01 2.95 0.91 0.09 75.82 Average: 1 21.88 0.02 3.20 1.07 0.10 73.73 Average: 2 23.47 0.02 3.23 1.23 0.10 71.95 Average: 3 20.63 0.01 2.77 1.49 0.09 75.01 Average: 4 20.61 0.01 2.95 0.80 0.10 75.53 Average: 5 22.33 0.01 3.07 1.22 0.10 73.26 Average: 6 21.64 0.01 2.73 1.05 0.09 74.48 Average: 7 21.50 0.01 2.76 0.81 0.09 74.82