---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4573 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: 5599.94 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 725 26658 4 4708 30899 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:29:a5:bc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.253/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85025sec preferred_lft 85025sec inet6 fe80::f816:3eff:fe29:a5bc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:bd:32:3b:d9:b6 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-4573) 08/06/26 _x86_64_ (8 CPU) 15:17:51 LINUX RESTART (8 CPU) 15:20:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:30:15 24.11 1.46 21.24 1.41 147.61 5967.34 1605.28 15:40:09 2.80 0.28 2.50 0.02 10.84 52.13 11.68 Average: 13.62 0.88 12.01 0.72 80.28 3055.38 820.78 15:20:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:30:15 27057492 31381920 926160 2.82 145332 4416608 1877652 5.54 683308 4637008 20 15:40:09 27378040 31711196 596636 1.82 146592 4423712 1639420 4.83 687744 4341532 660 Average: 27217766 31546558 761398 2.32 145962 4420160 1758536 5.19 685526 4489270 340 15:20:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:30:15 lo 0.42 0.42 0.04 0.04 0.00 0.00 0.00 0.00 15:30:15 ens3 39.98 24.62 377.29 4.67 0.00 0.00 0.00 0.00 15:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:15 br-e20427022893 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 15:30:15 vethf4ee730 0.00 0.03 0.00 0.00 0.00 0.00 0.00 0.00 15:40:09 lo 0.46 0.46 0.03 0.03 0.00 0.00 0.00 0.00 15:40:09 ens3 47.34 27.00 17.49 22.53 0.00 0.00 0.00 0.00 15:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:09 br-e20427022893 0.01 0.02 0.00 0.00 0.00 0.00 0.00 0.00 15:40:09 vethf4ee730 0.01 0.02 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.44 0.44 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 43.60 25.79 200.16 13.46 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-e20427022893 0.01 0.01 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethf4ee730 0.01 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-4573) 08/06/26 _x86_64_ (8 CPU) 15:17:51 LINUX RESTART (8 CPU) 15:20:03 CPU %user %nice %system %iowait %steal %idle 15:30:15 all 2.01 0.00 0.33 0.11 0.03 97.53 15:30:15 0 1.77 0.00 0.31 0.09 0.03 97.80 15:30:15 1 3.75 0.00 0.58 0.13 0.03 95.52 15:30:15 2 2.18 0.00 0.27 0.13 0.02 97.39 15:30:15 3 1.45 0.00 0.21 0.03 0.03 98.27 15:30:15 4 1.10 0.00 0.27 0.19 0.04 98.41 15:30:15 5 2.09 0.00 0.36 0.02 0.04 97.50 15:30:15 6 1.66 0.00 0.31 0.23 0.02 97.79 15:30:15 7 2.09 0.00 0.32 0.06 0.02 97.51 15:40:09 all 0.20 0.00 0.10 0.01 0.02 99.66 15:40:09 0 0.19 0.00 0.12 0.00 0.03 99.66 15:40:09 1 0.16 0.00 0.10 0.02 0.03 99.69 15:40:09 2 0.17 0.00 0.06 0.01 0.02 99.74 15:40:09 3 0.16 0.00 0.13 0.00 0.02 99.69 15:40:09 4 0.26 0.00 0.12 0.02 0.03 99.56 15:40:09 5 0.16 0.00 0.10 0.00 0.02 99.71 15:40:09 6 0.30 0.00 0.08 0.01 0.02 99.59 15:40:09 7 0.20 0.00 0.11 0.01 0.02 99.66 Average: all 1.12 0.00 0.22 0.06 0.03 98.58 Average: 0 0.99 0.00 0.22 0.05 0.03 98.71 Average: 1 1.98 0.00 0.34 0.07 0.03 97.57 Average: 2 1.20 0.00 0.17 0.07 0.02 98.55 Average: 3 0.82 0.00 0.17 0.02 0.03 98.97 Average: 4 0.69 0.00 0.20 0.10 0.03 98.98 Average: 5 1.14 0.00 0.23 0.01 0.03 98.59 Average: 6 0.99 0.00 0.20 0.12 0.02 98.68 Average: 7 1.16 0.00 0.21 0.03 0.02 98.57