---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2444 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 774 18842 4 12475 30850 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:7b:ae:da brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.181/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84763sec preferred_lft 84763sec inet6 fe80::f816:3eff:fe7b:aeda/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:d0:70:7d:68:63 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 inet6 fe80::e0d0:70ff:fe7d:6863/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-2444) 08/06/26 _x86_64_ (8 CPU) 00:29:47 LINUX RESTART (8 CPU) 00:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:03 70.27 11.85 56.10 2.32 1608.90 18552.50 31447.23 00:50:03 21.60 0.48 20.57 0.55 17.35 15622.93 711.92 Average: 46.00 6.18 38.38 1.44 815.25 17091.63 16120.70 00:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:03 25269504 29786896 2519060 7.67 148012 4590540 2741980 8.09 821848 6313072 33324 00:50:03 17697232 26912324 5374288 16.35 198424 9058360 5692872 16.79 2182660 12304720 680 Average: 21483368 28349610 3946674 12.01 173218 6824450 4217426 12.44 1502254 9308896 17002 00:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:03 lo 5.69 5.69 0.54 0.54 0.00 0.00 0.00 0.00 00:40:03 ens3 183.63 140.48 1650.25 25.19 0.00 0.00 0.00 0.00 00:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:03 lo 238.51 238.51 233.24 233.24 0.00 0.00 0.00 0.00 00:50:03 ens3 64.67 52.45 339.34 13.46 0.00 0.00 0.00 0.00 00:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 121.79 121.79 116.58 116.58 0.00 0.00 0.00 0.00 Average: ens3 124.31 96.58 996.55 19.34 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-2444) 08/06/26 _x86_64_ (8 CPU) 00:29:47 LINUX RESTART (8 CPU) 00:30:00 CPU %user %nice %system %iowait %steal %idle 00:40:03 all 32.74 0.00 1.83 0.24 0.08 65.11 00:40:03 0 29.34 0.00 1.73 0.05 0.07 68.81 00:40:03 1 36.48 0.00 2.03 0.18 0.08 61.21 00:40:03 2 36.50 0.00 2.00 0.43 0.08 60.99 00:40:03 3 31.49 0.00 1.63 0.06 0.08 66.73 00:40:03 4 34.55 0.00 1.75 0.07 0.09 63.55 00:40:03 5 31.86 0.00 2.35 0.56 0.08 65.14 00:40:03 6 32.48 0.00 1.57 0.29 0.08 65.57 00:40:03 7 29.21 0.00 1.60 0.29 0.08 68.83 00:50:03 all 28.65 0.00 1.46 0.09 0.09 69.72 00:50:03 0 27.40 0.00 1.54 0.08 0.09 70.89 00:50:03 1 33.89 0.00 1.47 0.04 0.09 64.51 00:50:03 2 30.82 0.00 1.60 0.06 0.09 67.43 00:50:03 3 29.96 0.00 1.22 0.03 0.09 68.70 00:50:03 4 25.96 0.00 1.52 0.04 0.08 72.40 00:50:03 5 27.83 0.00 1.51 0.10 0.09 70.47 00:50:03 6 28.28 0.00 1.43 0.17 0.09 70.03 00:50:03 7 25.06 0.00 1.37 0.16 0.08 73.33 Average: all 30.70 0.00 1.65 0.16 0.08 67.40 Average: 0 28.37 0.00 1.63 0.06 0.08 69.85 Average: 1 35.19 0.00 1.75 0.11 0.09 62.86 Average: 2 33.67 0.00 1.80 0.25 0.09 64.20 Average: 3 30.73 0.00 1.43 0.05 0.09 67.71 Average: 4 30.27 0.00 1.64 0.05 0.08 67.96 Average: 5 29.85 0.00 1.93 0.33 0.09 67.80 Average: 6 30.39 0.00 1.50 0.23 0.09 67.80 Average: 7 27.14 0.00 1.48 0.23 0.08 71.07