---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-12532 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 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 930 19795 4 11365 30693 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:99:75:73 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.220/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84738sec preferred_lft 84738sec inet6 fe80::f816:3eff:fe99:7573/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:9d:ef:0b:22:d9 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-12532) 08/14/26 _x86_64_ (8 CPU) 13:12:51 LINUX RESTART (8 CPU) 13:20:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:30:00 14.06 0.60 12.42 1.05 14.37 2538.68 551.17 13:40:01 30.43 12.21 15.59 2.63 141.89 5429.09 7103.37 Average: 22.39 6.50 14.03 1.85 79.24 4008.96 3884.11 13:20:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:30:00 16957048 25812724 6431964 19.57 472396 7916032 10400580 30.67 1492880 13193856 6492 13:40:01 20267580 31408928 831048 2.53 486396 10100752 1443940 4.26 1784264 9483228 776816 Average: 18612314 28610826 3631506 11.05 479396 9008392 5922260 17.46 1638572 11338542 391654 13:20:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:30:00 lo 7.32 7.32 1.97 1.97 0.00 0.00 0.00 0.00 13:30:00 ens3 202.08 114.88 176.43 58.00 0.00 0.00 0.00 0.00 13:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:01 lo 1.07 1.07 0.11 0.11 0.00 0.00 0.00 0.00 13:40:01 ens3 142.96 70.87 160.82 37.29 0.00 0.00 0.00 0.00 13:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.14 4.14 1.02 1.02 0.00 0.00 0.00 0.00 Average: ens3 172.01 92.49 168.49 47.47 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-12532) 08/14/26 _x86_64_ (8 CPU) 13:12:51 LINUX RESTART (8 CPU) 13:20:18 CPU %user %nice %system %iowait %steal %idle 13:30:00 all 85.05 0.00 2.60 0.01 0.11 12.23 13:30:00 0 81.85 0.00 2.78 0.00 0.11 15.26 13:30:00 1 82.61 0.00 2.68 0.00 0.10 14.61 13:30:00 2 89.42 0.00 2.48 0.00 0.12 7.98 13:30:00 3 86.54 0.00 2.54 0.01 0.11 10.80 13:30:00 4 85.89 0.00 2.67 0.02 0.11 11.30 13:30:00 5 84.04 0.00 2.77 0.00 0.11 13.08 13:30:00 6 85.62 0.00 2.40 0.00 0.11 11.87 13:30:00 7 84.45 0.00 2.51 0.01 0.12 12.91 13:40:01 all 91.37 0.03 2.83 0.02 0.13 5.62 13:40:01 0 90.46 0.22 2.84 0.03 0.12 6.32 13:40:01 1 90.51 0.00 2.91 0.00 0.12 6.45 13:40:01 2 90.85 0.00 2.60 0.02 0.13 6.40 13:40:01 3 93.79 0.00 2.75 0.00 0.13 3.33 13:40:01 4 91.23 0.01 2.93 0.00 0.13 5.69 13:40:01 5 91.76 0.00 2.86 0.00 0.13 5.25 13:40:01 6 90.98 0.00 2.83 0.10 0.13 5.95 13:40:01 7 91.36 0.00 2.91 0.02 0.12 5.59 Average: all 88.27 0.02 2.72 0.01 0.12 8.87 Average: 0 86.23 0.11 2.81 0.01 0.12 10.71 Average: 1 86.63 0.00 2.80 0.00 0.11 10.46 Average: 2 90.15 0.00 2.54 0.01 0.12 7.17 Average: 3 90.23 0.00 2.64 0.01 0.12 7.00 Average: 4 88.61 0.01 2.80 0.01 0.12 8.45 Average: 5 87.97 0.00 2.81 0.00 0.12 9.09 Average: 6 88.35 0.00 2.62 0.05 0.12 8.86 Average: 7 87.96 0.00 2.71 0.02 0.12 9.19