---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-17816 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: 5600.00 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 19G 137G 12% / 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 732 19784 4 11575 30892 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:bb:ef:af brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.37/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85269sec preferred_lft 85269sec inet6 fe80::f816:3eff:febb:efaf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:ee:a9:84:7e:c1 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::f8ee:a9ff:fe84:7ec1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-17816) 06/19/26 _x86_64_ (8 CPU) 06:54:50 LINUX RESTART (8 CPU) 07:00:22 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:10:03 172.91 5.03 148.46 19.42 636.19 32758.54 530078.91 Average: 172.91 5.03 148.46 19.42 636.19 32758.54 530078.91 07:00:22 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:10:03 17622384 28668508 3565268 10.85 204104 10814740 9808120 28.92 905044 13504200 38564 Average: 17622384 28668508 3565268 10.85 204104 10814740 9808120 28.92 905044 13504200 38564 07:00:22 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:10:03 lo 3.73 3.73 0.32 0.32 0.00 0.00 0.00 0.00 07:10:03 ens3 214.35 126.36 4973.33 17.99 0.00 0.00 0.00 0.00 07:10:03 docker0 4.39 6.75 0.42 156.11 0.00 0.00 0.00 0.00 07:10:03 br-41c24d277b75 2.74 3.61 0.16 37.34 0.00 0.00 0.00 0.00 07:10:03 veth724c506 5.51 4.26 0.51 0.61 0.00 0.00 0.00 0.00 07:10:03 veth4121824 0.55 0.58 0.07 1.55 0.00 0.00 0.00 0.00 07:10:03 vetha44b6ad 28.08 30.06 6.12 4.10 0.00 0.00 0.00 0.00 07:10:03 veth7cdf6f1 0.01 0.09 0.00 0.01 0.00 0.00 0.00 0.00 07:10:03 veth22562fa 2.67 3.69 0.20 37.34 0.00 0.00 0.00 0.00 07:10:03 vethf5c02c0 9.62 9.57 2.30 1.94 0.00 0.00 0.00 0.00 07:10:03 vethbbc0518 15.21 15.32 2.46 3.61 0.00 0.00 0.00 0.00 07:10:03 veth2f30553 0.79 1.01 0.17 0.11 0.00 0.00 0.00 0.00 07:10:03 veth4754848 2.95 3.92 0.48 0.36 0.00 0.00 0.00 0.00 07:10:03 veth152ca11 4.39 6.76 0.48 156.11 0.00 0.00 0.00 0.01 Average: lo 3.73 3.73 0.32 0.32 0.00 0.00 0.00 0.00 Average: ens3 214.35 126.36 4973.33 17.99 0.00 0.00 0.00 0.00 Average: docker0 4.39 6.75 0.42 156.11 0.00 0.00 0.00 0.00 Average: br-41c24d277b75 2.74 3.61 0.16 37.34 0.00 0.00 0.00 0.00 Average: veth724c506 5.51 4.26 0.51 0.61 0.00 0.00 0.00 0.00 Average: veth4121824 0.55 0.58 0.07 1.55 0.00 0.00 0.00 0.00 Average: vetha44b6ad 28.08 30.06 6.12 4.10 0.00 0.00 0.00 0.00 Average: veth7cdf6f1 0.01 0.09 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth22562fa 2.67 3.69 0.20 37.34 0.00 0.00 0.00 0.00 Average: vethf5c02c0 9.62 9.57 2.30 1.94 0.00 0.00 0.00 0.00 Average: vethbbc0518 15.21 15.32 2.46 3.61 0.00 0.00 0.00 0.00 Average: veth2f30553 0.79 1.01 0.17 0.11 0.00 0.00 0.00 0.00 Average: veth4754848 2.95 3.92 0.48 0.36 0.00 0.00 0.00 0.00 Average: veth152ca11 4.39 6.76 0.48 156.11 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-17816) 06/19/26 _x86_64_ (8 CPU) 06:54:50 LINUX RESTART (8 CPU) 07:00:22 CPU %user %nice %system %iowait %steal %idle 07:10:03 all 8.16 0.00 2.09 7.08 0.06 82.61 07:10:03 0 8.25 0.00 2.30 5.87 0.07 83.51 07:10:03 1 9.64 0.00 2.23 6.67 0.06 81.38 07:10:03 2 8.76 0.00 2.38 10.41 0.07 78.37 07:10:03 3 7.78 0.00 2.24 6.68 0.06 83.24 07:10:03 4 7.15 0.00 2.03 7.03 0.06 83.73 07:10:03 5 7.42 0.00 1.92 5.63 0.06 84.97 07:10:03 6 7.43 0.00 1.77 7.06 0.06 83.68 07:10:03 7 8.85 0.00 1.85 7.28 0.06 81.96 Average: all 8.16 0.00 2.09 7.08 0.06 82.61 Average: 0 8.25 0.00 2.30 5.87 0.07 83.51 Average: 1 9.64 0.00 2.23 6.67 0.06 81.38 Average: 2 8.76 0.00 2.38 10.41 0.07 78.37 Average: 3 7.78 0.00 2.24 6.68 0.06 83.24 Average: 4 7.15 0.00 2.03 7.03 0.06 83.73 Average: 5 7.42 0.00 1.92 5.63 0.06 84.97 Average: 6 7.43 0.00 1.77 7.06 0.06 83.68 Average: 7 8.85 0.00 1.85 7.28 0.06 81.96