---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6058 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 1.7M 3.2G 1% /run /dev/vda1 155G 15G 140G 10% / 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 2515 21404 27 8172 29085 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:28:50:9e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.238/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85484sec preferred_lft 85484sec inet6 fe80::f816:3eff:fe28:509e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:4e:f0:3b:ce:a4 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 4: br-4a8de122cf0e: mtu 1500 qdisc noqueue state UP group default link/ether 3e:6d:42:fb:08:6e brd ff:ff:ff:ff:ff:ff inet 172.17.0.1/16 brd 172.17.255.255 scope global br-4a8de122cf0e valid_lft forever preferred_lft forever inet6 fe80::3c6d:42ff:fefb:86e/64 scope link valid_lft forever preferred_lft forever 5: veth5b1a591@if2: mtu 1500 qdisc noqueue master br-4a8de122cf0e state UP group default link/ether fe:2a:a9:74:99:6c brd ff:ff:ff:ff:ff:ff link-netnsid 0 inet6 fe80::fc2a:a9ff:fe74:996c/64 scope link valid_lft forever preferred_lft forever 6: vethfa19f52@if2: mtu 1500 qdisc noqueue master br-4a8de122cf0e state UP group default link/ether 3e:e9:52:3e:87:98 brd ff:ff:ff:ff:ff:ff link-netnsid 1 inet6 fe80::3ce9:52ff:fe3e:8798/64 scope link valid_lft forever preferred_lft forever 7: veth0f813ff@if2: mtu 1500 qdisc noqueue master br-4a8de122cf0e state UP group default link/ether 72:fa:56:52:3a:eb brd ff:ff:ff:ff:ff:ff link-netnsid 2 inet6 fe80::70fa:56ff:fe52:3aeb/64 scope link valid_lft forever preferred_lft forever 9: veth6df2899@if2: mtu 1500 qdisc noqueue master br-4a8de122cf0e state UP group default link/ether 7e:fb:ce:22:4b:47 brd ff:ff:ff:ff:ff:ff link-netnsid 4 inet6 fe80::7cfb:ceff:fe22:4b47/64 scope link valid_lft forever preferred_lft forever 13: veth4a416c7@if2: mtu 1500 qdisc noqueue master br-4a8de122cf0e state UP group default link/ether f6:78:19:17:c6:f7 brd ff:ff:ff:ff:ff:ff link-netnsid 3 inet6 fe80::f478:19ff:fe17:c6f7/64 scope link valid_lft forever preferred_lft forever 14: vethaac3344@if2: mtu 1500 qdisc noqueue master br-4a8de122cf0e state UP group default link/ether a6:8b:71:65:e8:69 brd ff:ff:ff:ff:ff:ff link-netnsid 5 inet6 fe80::a48b:71ff:fe65:e869/64 scope link valid_lft forever preferred_lft forever 15: vethbd5283f@if2: mtu 1500 qdisc noqueue master br-4a8de122cf0e state UP group default link/ether 96:39:f6:3b:60:1b brd ff:ff:ff:ff:ff:ff link-netnsid 6 inet6 fe80::9439:f6ff:fe3b:601b/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-6058) 04/25/26 _x86_64_ (8 CPU) 18:14:58 LINUX RESTART (8 CPU) 18:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:30:01 133.09 4.09 122.97 6.04 437.86 21747.79 1922.79 Average: 133.09 4.09 122.97 6.04 437.86 21747.79 1922.79 18:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:30:01 21908140 29769620 2488896 7.57 178732 7800084 7182320 21.18 1107572 9203056 15400 Average: 21908140 29769620 2488896 7.57 178732 7800084 7182320 21.18 1107572 9203056 15400 18:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:30:01 lo 2.13 2.13 0.29 0.29 0.00 0.00 0.00 0.00 18:30:01 ens3 113.85 66.98 2735.69 11.42 0.00 0.00 0.00 0.00 18:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:01 br-4a8de122cf0e 1.35 2.04 0.09 35.93 0.00 0.00 0.00 0.00 18:30:01 veth5b1a591 13.68 15.51 2.58 2.43 0.00 0.00 0.00 0.00 18:30:01 vethfa19f52 0.09 0.15 0.01 0.23 0.00 0.00 0.00 0.00 18:30:01 veth0f813ff 0.56 0.64 0.07 0.07 0.00 0.00 0.00 0.00 18:30:01 veth6df2899 1.30 2.10 0.11 35.93 0.00 0.00 0.00 0.00 18:30:01 veth4a416c7 9.14 9.10 1.66 1.86 0.00 0.00 0.00 0.00 18:30:01 vethaac3344 0.47 0.45 0.17 0.06 0.00 0.00 0.00 0.00 18:30:01 vethbd5283f 0.27 0.31 0.05 0.04 0.00 0.00 0.00 0.00 Average: lo 2.13 2.13 0.29 0.29 0.00 0.00 0.00 0.00 Average: ens3 113.85 66.98 2735.69 11.42 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: br-4a8de122cf0e 1.35 2.04 0.09 35.93 0.00 0.00 0.00 0.00 Average: veth5b1a591 13.68 15.51 2.58 2.43 0.00 0.00 0.00 0.00 Average: vethfa19f52 0.09 0.15 0.01 0.23 0.00 0.00 0.00 0.00 Average: veth0f813ff 0.56 0.64 0.07 0.07 0.00 0.00 0.00 0.00 Average: veth6df2899 1.30 2.10 0.11 35.93 0.00 0.00 0.00 0.00 Average: veth4a416c7 9.14 9.10 1.66 1.86 0.00 0.00 0.00 0.00 Average: vethaac3344 0.47 0.45 0.17 0.06 0.00 0.00 0.00 0.00 Average: vethbd5283f 0.27 0.31 0.05 0.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-6058) 04/25/26 _x86_64_ (8 CPU) 18:14:58 LINUX RESTART (8 CPU) 18:20:00 CPU %user %nice %system %iowait %steal %idle 18:30:01 all 5.31 0.00 1.22 0.50 0.02 92.95 18:30:01 0 5.25 0.00 1.06 0.32 0.02 93.35 18:30:01 1 4.81 0.00 1.27 0.50 0.05 93.38 18:30:01 2 4.53 0.00 1.25 0.62 0.02 93.58 18:30:01 3 4.72 0.00 1.15 0.27 0.03 93.83 18:30:01 4 4.46 0.00 1.06 0.48 0.02 94.00 18:30:01 5 5.76 0.00 1.35 0.45 0.02 92.41 18:30:01 6 8.61 0.00 1.38 0.42 0.02 89.58 18:30:01 7 4.31 0.00 1.24 0.94 0.02 93.50 Average: all 5.31 0.00 1.22 0.50 0.02 92.95 Average: 0 5.25 0.00 1.06 0.32 0.02 93.35 Average: 1 4.81 0.00 1.27 0.50 0.05 93.38 Average: 2 4.53 0.00 1.25 0.62 0.02 93.58 Average: 3 4.72 0.00 1.15 0.27 0.03 93.83 Average: 4 4.46 0.00 1.06 0.48 0.02 94.00 Average: 5 5.76 0.00 1.35 0.45 0.02 92.41 Average: 6 8.61 0.00 1.38 0.42 0.02 89.58 Average: 7 4.31 0.00 1.24 0.94 0.02 93.50