---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-7148 5.15.0-179-generic #189-Ubuntu SMP Tue May 5 18:20:56 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 11G 144G 8% / 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 768 27562 4 3761 30859 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:ea:b2:b6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.35/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84814sec preferred_lft 84814sec inet6 fe80::f816:3eff:feea:b2b6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:6c:3c:77:f5:13 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::a46c:3cff:fe77:f513/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-7148) 06/05/26 _x86_64_ (8 CPU) 13:45:28 LINUX RESTART (8 CPU) 13:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:00:12 1.79 0.04 1.74 0.01 1.73 21.21 216.75 14:10:03 58.25 3.07 53.67 1.50 180.97 4134.80 3822.66 Average: 29.55 1.53 27.27 0.74 89.85 2043.63 1989.57 13:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:00:12 30142064 31789008 598620 1.82 61148 1924516 1502244 4.43 182424 2259172 44 14:10:03 28610568 31335384 998900 3.04 110224 2909988 1578496 4.65 499108 3368172 368 Average: 29376316 31562196 798760 2.43 85686 2417252 1540370 4.54 340766 2813672 206 13:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:00:12 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:00:12 ens3 0.40 0.26 0.16 0.32 0.00 0.00 0.00 0.00 14:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:03 lo 0.32 0.32 0.03 0.03 0.00 0.00 0.00 0.00 14:10:03 ens3 48.79 34.34 558.20 9.03 0.00 0.00 0.00 0.00 14:10:03 docker0 3.74 8.87 0.22 144.46 0.00 0.00 0.00 0.00 Average: lo 0.21 0.21 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 24.19 17.02 274.52 4.60 0.00 0.00 0.00 0.00 Average: docker0 1.84 4.36 0.11 71.02 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-7148) 06/05/26 _x86_64_ (8 CPU) 13:45:28 LINUX RESTART (8 CPU) 13:50:01 CPU %user %nice %system %iowait %steal %idle 14:00:12 all 0.04 0.00 0.02 0.03 0.01 99.91 14:00:12 0 0.00 0.00 0.00 0.01 0.00 99.99 14:00:12 1 0.02 0.00 0.02 0.01 0.01 99.94 14:00:12 2 0.00 0.00 0.00 0.00 0.00 99.99 14:00:12 3 0.03 0.00 0.02 0.01 0.02 99.93 14:00:12 4 0.02 0.00 0.03 0.02 0.01 99.92 14:00:12 5 0.12 0.00 0.01 0.01 0.01 99.85 14:00:12 6 0.02 0.00 0.01 0.01 0.00 99.95 14:00:12 7 0.07 0.00 0.03 0.17 0.01 99.73 14:10:03 all 2.15 0.00 0.26 0.58 0.02 97.00 14:10:03 0 1.72 0.00 0.32 0.38 0.01 97.57 14:10:03 1 1.29 0.00 0.24 0.29 0.02 98.15 14:10:03 2 1.12 0.00 0.19 0.08 0.02 98.59 14:10:03 3 3.20 0.00 0.27 0.33 0.01 96.18 14:10:03 4 1.90 0.00 0.28 0.09 0.02 97.71 14:10:03 5 3.37 0.00 0.28 0.28 0.02 96.05 14:10:03 6 3.33 0.00 0.31 0.39 0.01 95.96 14:10:03 7 1.23 0.00 0.21 2.78 0.01 95.77 Average: all 1.07 0.00 0.14 0.30 0.01 98.48 Average: 0 0.85 0.00 0.16 0.19 0.01 98.80 Average: 1 0.65 0.00 0.13 0.15 0.02 99.06 Average: 2 0.55 0.00 0.10 0.04 0.01 99.30 Average: 3 1.59 0.00 0.14 0.17 0.01 98.09 Average: 4 0.95 0.00 0.15 0.05 0.02 98.83 Average: 5 1.72 0.00 0.14 0.14 0.01 97.98 Average: 6 1.65 0.00 0.16 0.20 0.01 97.99 Average: 7 0.64 0.00 0.11 1.45 0.01 97.78