---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-17810 5.15.0-179-generic #189-Ubuntu SMP Tue May 5 18:20:56 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 838 12139 4 19114 30786 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:80:69:aa brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.158/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84316sec preferred_lft 84316sec inet6 fe80::f816:3eff:fe80:69aa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:94:16:ae:61:f4 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::5894:16ff:feae:61f4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-17810) 06/19/26 _x86_64_ (8 CPU) 06:53:48 LINUX RESTART (8 CPU) 07:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:10:06 292.47 0.49 281.09 10.89 23.50 48833.82 70351.51 07:20:06 10.78 0.12 10.40 0.27 5.08 361.50 1365.10 Average: 152.31 0.30 146.40 5.60 14.33 24715.81 36026.46 07:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:10:06 2852188 22464668 9689008 29.48 598448 18120996 16021548 47.25 4866280 21459384 436 07:20:06 1241580 20920452 11230996 34.18 599748 18180432 17190640 50.69 4925560 22980940 484 Average: 2046884 21692560 10460002 31.83 599098 18150714 16606094 48.97 4895920 22220162 460 07:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:10:06 lo 0.69 0.69 0.05 0.05 0.00 0.00 0.00 0.00 07:10:06 ens3 293.17 185.46 2455.30 61.21 0.00 0.00 0.00 0.00 07:10:06 docker0 17.93 33.47 1.06 720.73 0.00 0.00 0.00 0.00 07:10:06 br-bbefb85fce32 0.28 0.25 0.01 0.02 0.00 0.00 0.00 0.00 07:10:06 veth05dbfd2 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 07:10:06 veth8957d47 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 07:10:06 vethbebe242 0.14 0.20 0.01 0.01 0.00 0.00 0.00 0.00 07:10:06 veth91e1da5 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 07:10:06 veth9f43cfe 6.71 6.49 4.47 1.29 0.00 0.00 0.00 0.00 07:10:06 veth6321407 1.07 1.09 0.12 0.93 0.00 0.00 0.00 0.00 07:10:06 veth67a7ada 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 07:10:06 veth491c6a0 0.55 0.50 0.07 0.64 0.00 0.00 0.00 0.00 07:20:06 lo 4.26 4.26 18.73 18.73 0.00 0.00 0.00 0.00 07:20:06 ens3 6.11 4.38 3.30 3.11 0.00 0.00 0.00 0.00 07:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:06 br-bbefb85fce32 2.34 2.21 18.17 0.60 0.00 0.00 0.00 0.00 07:20:06 veth05dbfd2 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:06 veth8957d47 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:06 vethbebe242 0.50 0.31 0.07 0.40 0.00 0.00 0.00 0.00 07:20:06 veth91e1da5 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 07:20:06 veth9f43cfe 208.94 224.90 150.02 106.34 0.00 0.00 0.00 0.01 07:20:06 veth6321407 116.32 107.99 86.67 58.17 0.00 0.00 0.00 0.01 07:20:06 veth491c6a0 115.22 106.92 53.26 95.32 0.00 0.00 0.00 0.01 Average: lo 2.47 2.47 9.35 9.35 0.00 0.00 0.00 0.00 Average: ens3 150.34 95.36 1235.27 32.30 0.00 0.00 0.00 0.00 Average: docker0 9.01 16.82 0.53 362.12 0.00 0.00 0.00 0.00 Average: br-bbefb85fce32 1.31 1.23 9.05 0.31 0.00 0.00 0.00 0.00 Average: veth05dbfd2 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth8957d47 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethbebe242 0.32 0.26 0.04 0.21 0.00 0.00 0.00 0.00 Average: veth91e1da5 0.13 0.16 0.01 0.04 0.00 0.00 0.00 0.00 Average: veth9f43cfe 107.33 115.16 76.89 53.56 0.00 0.00 0.00 0.01 Average: veth6321407 58.41 54.28 43.18 29.41 0.00 0.00 0.00 0.00 Average: veth491c6a0 57.60 53.45 26.54 47.75 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-17810) 06/19/26 _x86_64_ (8 CPU) 06:53:48 LINUX RESTART (8 CPU) 07:00:00 CPU %user %nice %system %iowait %steal %idle 07:10:06 all 26.32 0.02 3.56 2.61 0.15 67.33 07:10:06 0 26.66 0.03 3.14 2.48 0.13 67.56 07:10:06 1 28.40 0.01 3.93 1.99 0.17 65.51 07:10:06 2 26.29 0.02 4.08 2.70 0.17 66.73 07:10:06 3 24.44 0.02 3.68 2.19 0.14 69.52 07:10:06 4 23.76 0.02 3.55 2.70 0.17 69.81 07:10:06 5 22.86 0.01 3.46 2.00 0.16 71.52 07:10:06 6 29.75 0.02 3.19 1.48 0.14 65.41 07:10:06 7 28.41 0.04 3.48 5.32 0.14 62.60 07:20:06 all 8.49 0.00 1.18 0.23 0.10 90.00 07:20:06 0 8.03 0.00 1.18 1.12 0.10 89.57 07:20:06 1 8.79 0.00 1.26 0.06 0.11 89.79 07:20:06 2 8.34 0.00 1.22 0.12 0.11 90.21 07:20:06 3 8.44 0.00 1.21 0.07 0.09 90.18 07:20:06 4 9.13 0.00 1.15 0.02 0.10 89.60 07:20:06 5 7.22 0.00 1.14 0.15 0.11 91.38 07:20:06 6 8.92 0.00 1.14 0.09 0.09 89.75 07:20:06 7 9.02 0.00 1.14 0.21 0.10 89.53 Average: all 17.45 0.01 2.38 1.43 0.13 78.60 Average: 0 17.39 0.01 2.16 1.80 0.11 78.51 Average: 1 18.65 0.01 2.60 1.03 0.14 77.57 Average: 2 17.36 0.01 2.66 1.42 0.14 78.42 Average: 3 16.49 0.01 2.45 1.14 0.12 79.78 Average: 4 16.49 0.01 2.36 1.37 0.13 79.64 Average: 5 15.10 0.01 2.31 1.08 0.13 81.37 Average: 6 19.39 0.01 2.17 0.79 0.12 77.52 Average: 7 18.76 0.02 2.32 2.78 0.12 76.00