---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-24734 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 UTC 2025 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 11G 145G 7% / 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 698 26488 4 4905 30925 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:2f:ad:20 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.15/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84851sec preferred_lft 84851sec inet6 fe80::f816:3eff:fe2f:ad20/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:94:34:f4:8d:66 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 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-24734) 01/09/26 _x86_64_ (8 CPU) 09:55:39 LINUX RESTART (8 CPU) 10:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:02 31.54 1.61 15.45 14.48 305.13 1528.32 528839.75 10:20:02 51.84 2.42 47.94 1.48 134.68 10786.16 7095.51 Average: 41.69 2.01 31.69 7.98 219.91 6157.24 267967.63 10:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:02 29298740 31588672 764432 2.33 97480 2504468 1549876 4.57 402044 2824476 182716 10:20:02 26764116 31648064 653092 1.99 225948 4785980 1187004 3.50 788964 4719952 456 Average: 28031428 31618368 708762 2.16 161714 3645224 1368440 4.04 595504 3772214 91586 10:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:02 lo 0.22 0.22 0.03 0.03 0.00 0.00 0.00 0.00 10:10:02 ens3 34.74 23.10 342.67 5.30 0.00 0.00 0.00 0.00 10:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:02 lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 10:20:02 ens3 218.54 176.19 744.25 125.00 0.00 0.00 0.00 0.00 10:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.26 0.26 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 126.64 99.65 543.46 65.15 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 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-24734) 01/09/26 _x86_64_ (8 CPU) 09:55:39 LINUX RESTART (8 CPU) 10:00:02 CPU %user %nice %system %iowait %steal %idle 10:10:02 all 1.17 0.00 0.19 0.72 0.01 97.90 10:10:02 0 1.92 0.00 0.26 0.44 0.02 97.37 10:10:02 1 0.54 0.00 0.08 0.38 0.01 98.99 10:10:02 2 0.65 0.00 0.17 3.64 0.02 95.52 10:10:02 3 0.96 0.00 0.14 0.13 0.01 98.77 10:10:02 4 0.42 0.00 0.11 0.05 0.01 99.42 10:10:02 5 1.08 0.00 0.41 0.57 0.01 97.93 10:10:02 6 2.21 0.00 0.20 0.43 0.02 97.14 10:10:02 7 1.57 0.00 0.20 0.16 0.01 98.06 10:20:02 all 24.27 0.00 1.09 1.91 0.07 72.66 10:20:02 0 23.12 0.00 1.00 1.02 0.07 74.79 10:20:02 1 19.92 0.00 0.90 0.57 0.07 78.55 10:20:02 2 24.29 0.00 1.20 6.51 0.07 67.94 10:20:02 3 25.03 0.00 0.98 1.23 0.08 72.67 10:20:02 4 25.29 0.00 0.93 1.77 0.07 71.94 10:20:02 5 28.59 0.00 1.69 1.88 0.08 67.77 10:20:02 6 19.98 0.00 0.73 1.07 0.06 78.16 10:20:02 7 27.95 0.00 1.32 1.21 0.07 69.45 Average: all 12.70 0.00 0.64 1.31 0.04 85.30 Average: 0 12.52 0.00 0.63 0.73 0.04 86.08 Average: 1 10.22 0.00 0.49 0.47 0.04 88.78 Average: 2 12.45 0.00 0.68 5.07 0.05 81.75 Average: 3 12.97 0.00 0.56 0.68 0.04 85.75 Average: 4 12.83 0.00 0.52 0.91 0.04 85.70 Average: 5 14.81 0.00 1.05 1.22 0.04 82.88 Average: 6 11.08 0.00 0.47 0.75 0.04 87.66 Average: 7 14.74 0.00 0.76 0.69 0.04 83.78