---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3966 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: 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 18G 138G 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 786 19997 4 11307 30837 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:46:e6:d8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.152/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84704sec preferred_lft 84704sec inet6 fe80::f816:3eff:fe46:e6d8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 16:89:37:12:b2:ae 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-3966) 08/04/26 _x86_64_ (8 CPU) 09:52:01 LINUX RESTART (8 CPU) 10:00:21 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:01 13.01 0.24 11.80 0.97 3.13 1373.76 311.72 10:20:01 19.89 0.11 16.98 2.79 13.56 6098.30 11251.68 Average: 16.51 0.18 14.44 1.90 8.44 3777.47 5877.66 10:00:21 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:01 15586600 24455288 7788292 23.70 469964 7928352 12672204 37.37 1492564 14554316 4328 10:20:01 20571844 31664096 576356 1.75 483488 10069172 1126032 3.32 1757448 9228280 595392 Average: 18079222 28059692 4182324 12.73 476726 8998762 6899118 20.34 1625006 11891298 299860 10:00:21 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:01 lo 6.03 6.03 1.01 1.01 0.00 0.00 0.00 0.00 10:10:01 ens3 148.81 94.38 151.47 41.79 0.00 0.00 0.00 0.00 10:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 lo 1.07 1.07 0.11 0.11 0.00 0.00 0.00 0.00 10:20:01 ens3 115.05 72.51 151.64 31.16 0.00 0.00 0.00 0.00 10:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.51 3.51 0.55 0.55 0.00 0.00 0.00 0.00 Average: ens3 131.63 83.25 151.56 36.38 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 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-3966) 08/04/26 _x86_64_ (8 CPU) 09:52:01 LINUX RESTART (8 CPU) 10:00:21 CPU %user %nice %system %iowait %steal %idle 10:10:01 all 90.28 0.00 2.59 0.00 0.13 6.99 10:10:01 0 89.41 0.00 2.43 0.02 0.13 8.01 10:10:01 1 88.79 0.00 2.56 0.00 0.13 8.52 10:10:01 2 92.95 0.00 2.82 0.00 0.14 4.09 10:10:01 3 92.08 0.00 2.58 0.00 0.12 5.22 10:10:01 4 88.95 0.00 2.39 0.00 0.13 8.53 10:10:01 5 92.42 0.00 2.74 0.01 0.13 4.70 10:10:01 6 88.01 0.00 2.52 0.00 0.13 9.34 10:10:01 7 89.60 0.00 2.72 0.00 0.13 7.54 10:20:01 all 88.48 0.00 2.75 0.11 0.13 8.54 10:20:01 0 88.02 0.00 2.61 0.03 0.13 9.21 10:20:01 1 88.05 0.00 2.58 0.02 0.13 9.23 10:20:01 2 87.94 0.00 2.81 0.39 0.12 8.74 10:20:01 3 87.11 0.00 2.92 0.30 0.12 9.54 10:20:01 4 88.71 0.00 2.68 0.07 0.13 8.42 10:20:01 5 88.21 0.00 2.69 0.00 0.12 8.99 10:20:01 6 91.84 0.00 2.89 0.09 0.13 5.06 10:20:01 7 87.96 0.00 2.82 0.00 0.13 9.10 Average: all 89.36 0.00 2.67 0.06 0.13 7.78 Average: 0 88.70 0.00 2.52 0.02 0.13 8.62 Average: 1 88.42 0.00 2.57 0.01 0.13 8.88 Average: 2 90.40 0.00 2.82 0.20 0.13 6.46 Average: 3 89.55 0.00 2.75 0.15 0.12 7.42 Average: 4 88.83 0.00 2.54 0.04 0.13 8.47 Average: 5 90.27 0.00 2.71 0.00 0.13 6.88 Average: 6 89.96 0.00 2.71 0.04 0.13 7.16 Average: 7 88.77 0.00 2.77 0.00 0.13 8.34