---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-10551 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 12G 144G 8% / 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 724 26762 4 4605 30900 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:c0:8f:15 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.54/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84919sec preferred_lft 84919sec inet6 fe80::f816:3eff:fec0:8f15/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:42:08:f4:e2:72 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 ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-10551) 08/10/26 _x86_64_ (8 CPU) 15:19:27 LINUX RESTART (8 CPU) 15:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:30:08 56.57 12.88 42.45 1.24 1870.00 23113.16 3525.01 15:40:16 2.56 0.19 2.35 0.01 1.88 43.42 11.18 Average: 29.56 6.53 22.40 0.63 935.81 11576.68 1767.85 15:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:30:08 27228056 31447036 862428 2.62 138124 4320392 2027608 5.98 652448 4522012 20 15:40:16 27181804 31405772 903852 2.75 139308 4323988 2028924 5.98 653728 4580136 44 Average: 27204930 31426404 883140 2.69 138716 4322190 2028266 5.98 653088 4551074 32 15:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:30:08 lo 0.71 0.71 0.08 0.08 0.00 0.00 0.00 0.00 15:30:08 ens3 120.16 86.90 1305.51 16.47 0.00 0.00 0.00 0.00 15:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:08 br-dfd6c33daeef 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 15:30:08 veth552e416 0.00 0.03 0.00 0.00 0.00 0.00 0.00 0.00 15:40:16 lo 0.36 0.36 0.02 0.02 0.00 0.00 0.00 0.00 15:40:16 ens3 29.74 17.19 12.07 9.93 0.00 0.00 0.00 0.00 15:40:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:16 br-dfd6c33daeef 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:16 veth552e416 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 74.94 52.04 658.70 13.20 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-dfd6c33daeef 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth552e416 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-10551) 08/10/26 _x86_64_ (8 CPU) 15:19:27 LINUX RESTART (8 CPU) 15:20:00 CPU %user %nice %system %iowait %steal %idle 15:30:08 all 5.91 0.00 0.59 2.33 0.04 91.14 15:30:08 0 4.69 0.00 0.47 2.66 0.03 92.15 15:30:08 1 9.24 0.00 0.88 2.91 0.05 86.91 15:30:08 2 5.23 0.00 0.51 1.96 0.03 92.27 15:30:08 3 8.84 0.00 0.91 4.17 0.05 86.03 15:30:08 4 4.38 0.00 0.55 3.97 0.04 91.06 15:30:08 5 4.56 0.00 0.45 0.52 0.03 94.43 15:30:08 6 5.54 0.00 0.53 0.69 0.03 93.21 15:30:08 7 4.76 0.00 0.44 1.74 0.04 93.02 15:40:16 all 0.16 0.00 0.07 0.02 0.02 99.73 15:40:16 0 0.10 0.00 0.09 0.10 0.02 99.68 15:40:16 1 0.16 0.00 0.08 0.00 0.02 99.74 15:40:16 2 0.29 0.00 0.05 0.01 0.02 99.63 15:40:16 3 0.09 0.00 0.06 0.00 0.02 99.83 15:40:16 4 0.10 0.00 0.06 0.03 0.03 99.78 15:40:16 5 0.13 0.00 0.08 0.03 0.02 99.74 15:40:16 6 0.26 0.00 0.07 0.00 0.01 99.65 15:40:16 7 0.14 0.00 0.09 0.00 0.01 99.77 Average: all 3.03 0.00 0.33 1.17 0.03 95.43 Average: 0 2.39 0.00 0.28 1.38 0.03 95.92 Average: 1 4.70 0.00 0.48 1.46 0.04 93.33 Average: 2 2.76 0.00 0.28 0.99 0.03 95.95 Average: 3 4.46 0.00 0.49 2.08 0.04 92.93 Average: 4 2.24 0.00 0.30 2.00 0.03 95.43 Average: 5 2.35 0.00 0.27 0.28 0.02 97.09 Average: 6 2.90 0.00 0.30 0.35 0.02 96.43 Average: 7 2.45 0.00 0.26 0.87 0.02 96.40