---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3104 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 931 19721 4 11439 30691 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:5a:ae:9c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.39/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84695sec preferred_lft 84695sec inet6 fe80::f816:3eff:fe5a:ae9c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:b9:0b:53:06:df 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 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-3104) 09/18/26 _x86_64_ (8 CPU) 15:44:05 LINUX RESTART (8 CPU) 15:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:13 38.34 0.75 17.36 20.22 18.69 4700.95 481453.94 16:10:13 11.60 0.05 10.29 1.25 6.03 3022.44 1176.89 Average: 25.09 0.41 13.86 10.82 12.42 3869.46 243535.97 15:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:13 15017344 23986824 8257228 25.13 463884 8043316 12224508 36.05 1494460 15129980 2312 16:10:13 15781508 25591448 6649848 20.24 470708 8842096 9578600 28.25 1582372 14246052 3772 Average: 15399426 24789136 7453538 22.68 467296 8442706 10901554 32.15 1538416 14688016 3042 15:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:13 lo 6.36 6.36 1.81 1.81 0.00 0.00 0.00 0.00 16:00:13 ens3 175.69 131.38 413.99 64.07 0.00 0.00 0.00 0.00 16:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:13 lo 1.73 1.73 0.18 0.18 0.00 0.00 0.00 0.00 16:10:13 ens3 69.48 49.90 92.27 27.79 0.00 0.00 0.00 0.00 16:10:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.07 4.07 1.00 1.00 0.00 0.00 0.00 0.00 Average: ens3 123.07 91.02 254.62 46.10 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 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-3104) 09/18/26 _x86_64_ (8 CPU) 15:44:05 LINUX RESTART (8 CPU) 15:50:01 CPU %user %nice %system %iowait %steal %idle 16:00:13 all 84.45 0.00 2.92 0.02 0.04 12.57 16:00:13 0 86.38 0.00 3.08 0.02 0.03 10.48 16:00:13 1 82.51 0.00 2.91 0.02 0.04 14.51 16:00:13 2 83.24 0.00 2.98 0.02 0.04 13.72 16:00:13 3 88.98 0.00 2.99 0.01 0.03 7.99 16:00:13 4 83.40 0.00 2.75 0.00 0.04 13.81 16:00:13 5 84.51 0.00 2.75 0.03 0.04 12.67 16:00:13 6 82.59 0.00 3.05 0.00 0.03 14.32 16:00:13 7 83.97 0.00 2.88 0.02 0.04 13.09 16:10:13 all 96.83 0.00 3.08 0.00 0.03 0.05 16:10:13 0 96.93 0.00 2.98 0.00 0.03 0.05 16:10:13 1 96.79 0.00 3.12 0.00 0.03 0.05 16:10:13 2 96.78 0.00 3.12 0.00 0.03 0.07 16:10:13 3 96.84 0.00 3.07 0.00 0.04 0.04 16:10:13 4 96.67 0.00 3.24 0.00 0.03 0.06 16:10:13 5 96.80 0.00 3.12 0.00 0.03 0.04 16:10:13 6 96.80 0.00 3.10 0.00 0.04 0.06 16:10:13 7 97.02 0.00 2.91 0.00 0.03 0.04 Average: all 90.59 0.00 3.00 0.01 0.03 6.37 Average: 0 91.61 0.00 3.03 0.01 0.03 5.31 Average: 1 89.59 0.00 3.01 0.01 0.04 7.35 Average: 2 89.95 0.00 3.05 0.01 0.04 6.95 Average: 3 92.88 0.00 3.03 0.01 0.04 4.05 Average: 4 89.98 0.00 2.99 0.00 0.03 6.99 Average: 5 90.60 0.00 2.93 0.02 0.03 6.41 Average: 6 89.64 0.00 3.08 0.00 0.04 7.25 Average: 7 90.44 0.00 2.89 0.01 0.04 6.62