---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4108 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 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 1014 11508 4 19569 30610 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:fa:2a:54 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.179/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84466sec preferred_lft 84466sec inet6 fe80::f816:3eff:fefa:2a54/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:d3:cf:14:c6:2e 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::e8d3:cfff:fe14:c62e/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-4108) 08/04/26 _x86_64_ (8 CPU) 17:50:13 LINUX RESTART (8 CPU) 18:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:10:14 154.91 0.38 124.70 29.82 17.68 25881.11 457731.46 18:20:14 10.86 0.01 10.53 0.33 0.07 458.16 8057.18 Average: 83.74 0.20 68.29 15.25 8.98 13320.06 235555.01 18:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:10:14 922704 20815220 11337724 34.50 585152 18419996 17562212 51.79 4773416 23490160 620 18:20:14 524764 20503444 11648980 35.45 585652 18502372 17589388 51.87 4808692 23832356 156 Average: 723734 20659332 11493352 34.97 585402 18461184 17575800 51.83 4791054 23661258 388 18:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:10:14 lo 0.85 0.85 0.56 0.56 0.00 0.00 0.00 0.00 18:10:14 ens3 66.17 38.27 1365.50 7.11 0.00 0.00 0.00 0.00 18:10:14 docker0 5.10 7.40 0.31 165.76 0.00 0.00 0.00 0.00 18:10:14 br-c052421a5a4f 0.47 0.43 0.49 0.06 0.00 0.00 0.00 0.00 18:10:14 veth70fa89d 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 18:10:14 veth790f139 0.47 0.43 0.06 0.27 0.00 0.00 0.00 0.00 18:10:14 veth9c98582 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 18:10:14 veth07f6685 82.18 87.10 44.29 41.89 0.00 0.00 0.00 0.00 18:10:14 vethea7ccfa 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 18:10:14 vetha6cd0f2 73.49 68.88 50.05 33.34 0.00 0.00 0.00 0.00 18:10:14 veth9cb01a7 11.93 10.75 4.87 9.68 0.00 0.00 0.00 0.00 18:20:14 lo 9.90 9.90 56.09 56.09 0.00 0.00 0.00 0.00 18:20:14 ens3 14.58 11.01 3.89 4.40 0.00 0.00 0.00 0.00 18:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:14 br-c052421a5a4f 5.84 5.26 55.09 1.13 0.00 0.00 0.00 0.00 18:20:14 veth70fa89d 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 18:20:14 veth790f139 0.40 0.20 0.07 0.35 0.00 0.00 0.00 0.00 18:20:14 veth9c98582 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:14 veth07f6685 314.03 339.30 258.32 148.26 0.00 0.00 0.00 0.02 18:20:14 vethea7ccfa 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:14 vetha6cd0f2 110.28 101.11 97.52 70.91 0.00 0.00 0.00 0.01 18:20:14 veth9cb01a7 237.56 221.11 108.86 191.16 0.00 0.00 0.00 0.02 Average: lo 5.32 5.32 27.99 27.99 0.00 0.00 0.00 0.00 Average: ens3 40.68 24.80 692.75 5.77 0.00 0.00 0.00 0.00 Average: docker0 2.58 3.75 0.16 83.86 0.00 0.00 0.00 0.00 Average: br-c052421a5a4f 3.12 2.81 27.46 0.59 0.00 0.00 0.00 0.00 Average: veth70fa89d 0.13 0.16 0.01 0.04 0.00 0.00 0.00 0.00 Average: veth790f139 0.44 0.32 0.06 0.31 0.00 0.00 0.00 0.00 Average: veth9c98582 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth07f6685 196.73 211.70 150.04 94.44 0.00 0.00 0.00 0.01 Average: vethea7ccfa 0.02 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: vetha6cd0f2 91.67 84.80 73.50 51.91 0.00 0.00 0.00 0.01 Average: veth9cb01a7 123.41 114.69 56.25 99.35 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-4108) 08/04/26 _x86_64_ (8 CPU) 17:50:13 LINUX RESTART (8 CPU) 18:00:00 CPU %user %nice %system %iowait %steal %idle 18:10:14 all 12.02 0.02 2.25 0.50 0.07 85.14 18:10:14 0 12.85 0.02 2.40 0.28 0.07 84.38 18:10:14 1 12.61 0.03 2.41 0.68 0.07 84.20 18:10:14 2 11.20 0.01 2.30 0.68 0.07 85.74 18:10:14 3 12.55 0.03 2.07 0.42 0.07 84.86 18:10:14 4 11.30 0.01 2.26 0.40 0.07 85.96 18:10:14 5 11.78 0.01 2.12 0.38 0.07 85.63 18:10:14 6 12.47 0.03 2.25 0.66 0.08 84.51 18:10:14 7 11.37 0.02 2.22 0.47 0.07 85.85 18:20:14 all 6.22 0.00 1.45 0.02 0.07 92.24 18:20:14 0 5.89 0.00 1.80 0.02 0.07 92.22 18:20:14 1 7.10 0.00 1.72 0.02 0.07 91.09 18:20:14 2 7.12 0.00 1.38 0.05 0.07 91.38 18:20:14 3 5.93 0.00 1.34 0.05 0.07 92.61 18:20:14 4 6.97 0.00 1.34 0.02 0.08 91.60 18:20:14 5 5.87 0.00 1.21 0.01 0.07 92.84 18:20:14 6 5.11 0.00 1.31 0.02 0.07 93.49 18:20:14 7 5.74 0.00 1.49 0.02 0.08 92.67 Average: all 9.15 0.01 1.86 0.26 0.07 88.64 Average: 0 9.41 0.01 2.10 0.15 0.07 88.25 Average: 1 9.89 0.02 2.07 0.36 0.07 87.60 Average: 2 9.18 0.01 1.85 0.37 0.07 88.53 Average: 3 9.28 0.01 1.71 0.24 0.07 88.69 Average: 4 9.16 0.00 1.80 0.21 0.07 88.74 Average: 5 8.86 0.01 1.67 0.20 0.07 89.19 Average: 6 8.84 0.02 1.79 0.34 0.07 88.94 Average: 7 8.60 0.01 1.86 0.25 0.07 89.21