---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1075 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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 20G 136G 13% / 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 773 17721 4 13597 30851 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:e7:86:fb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.239/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85744sec preferred_lft 85744sec inet6 fe80::f816:3eff:fee7:86fb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:5a:36:14:c8:60 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::985a:36ff:fe14:c860/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-1075) 07/20/26 _x86_64_ (8 CPU) 00:09:13 LINUX RESTART (8 CPU) 00:10:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:02 301.56 2.46 290.45 8.65 195.97 55308.51 308324.19 Average: 301.56 2.46 290.45 8.65 195.97 55308.51 308324.19 00:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:02 18127028 31568756 685684 2.09 375372 12791396 1394180 4.11 7348064 6359756 28708 Average: 18127028 31568756 685684 2.09 375372 12791396 1394180 4.11 7348064 6359756 28708 00:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:02 lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 00:20:02 ens3 172.46 116.76 2433.27 2194.06 0.00 0.00 0.00 0.00 00:20:02 docker0 0.38 0.65 0.02 8.76 0.00 0.00 0.00 0.00 Average: lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 172.46 116.76 2433.27 2194.06 0.00 0.00 0.00 0.00 Average: docker0 0.38 0.65 0.02 8.76 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-1075) 07/20/26 _x86_64_ (8 CPU) 00:09:13 LINUX RESTART (8 CPU) 00:10:02 CPU %user %nice %system %iowait %steal %idle 00:20:02 all 10.70 0.00 4.58 0.97 0.06 83.68 00:20:02 0 9.38 0.00 4.73 1.53 0.06 84.30 00:20:02 1 11.36 0.00 4.47 0.71 0.06 83.40 00:20:02 2 9.74 0.00 4.63 0.74 0.06 84.84 00:20:02 3 8.89 0.00 4.21 0.97 0.06 85.88 00:20:02 4 12.77 0.00 5.04 0.86 0.07 81.26 00:20:02 5 12.78 0.00 4.67 0.84 0.06 81.65 00:20:02 6 11.88 0.00 4.62 0.80 0.06 82.64 00:20:02 7 8.84 0.00 4.29 1.34 0.06 85.48 Average: all 10.70 0.00 4.58 0.97 0.06 83.68 Average: 0 9.38 0.00 4.73 1.53 0.06 84.30 Average: 1 11.36 0.00 4.47 0.71 0.06 83.40 Average: 2 9.74 0.00 4.63 0.74 0.06 84.84 Average: 3 8.89 0.00 4.21 0.97 0.06 85.88 Average: 4 12.77 0.00 5.04 0.86 0.07 81.26 Average: 5 12.78 0.00 4.67 0.84 0.06 81.65 Average: 6 11.88 0.00 4.62 0.80 0.06 82.64 Average: 7 8.84 0.00 4.29 1.34 0.06 85.48