---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-9013 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 29G 127G 19% / 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 839 7694 4 23558 30785 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:ae:a2:c2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.40/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84894sec preferred_lft 84894sec inet6 fe80::f816:3eff:feae:a2c2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:d0:30:28:32:ed 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::5cd0:30ff:fe28:32ed/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-9013) 06/07/26 _x86_64_ (8 CPU) 07:56:26 LINUX RESTART (8 CPU) 08:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:03 298.30 0.42 289.15 8.73 213.83 66304.32 308726.86 08:20:02 279.29 1.25 260.46 17.59 12.35 38351.72 604188.18 Average: 288.83 0.84 274.85 13.14 113.43 52375.22 455958.58 08:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:03 13551568 31082804 1163024 3.54 426416 16755552 1763160 5.20 7083552 11095232 456 08:20:02 7607504 30966136 1233440 3.75 634104 21961992 1820944 5.37 11854764 11809176 24 Average: 10579536 31024470 1198232 3.65 530260 19358772 1792052 5.28 9469158 11452204 240 08:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:03 lo 0.57 0.57 0.06 0.06 0.00 0.00 0.00 0.00 08:10:03 ens3 171.07 104.39 2242.18 2650.80 0.00 0.00 0.00 0.00 08:10:03 docker0 7.87 21.74 0.52 420.08 0.00 0.00 0.00 0.00 08:20:02 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 08:20:02 ens3 101.32 72.87 1058.23 1804.11 0.00 0.00 0.00 0.00 08:20:02 docker0 24.63 37.42 2.02 872.53 0.00 0.00 0.00 0.00 Average: lo 0.46 0.46 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 136.31 88.68 1652.21 2228.89 0.00 0.00 0.00 0.00 Average: docker0 16.22 29.55 1.27 645.54 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-9013) 06/07/26 _x86_64_ (8 CPU) 07:56:26 LINUX RESTART (8 CPU) 08:00:00 CPU %user %nice %system %iowait %steal %idle 08:10:03 all 9.23 0.00 3.33 1.85 0.06 85.54 08:10:03 0 5.39 0.00 2.62 1.97 0.06 89.97 08:10:03 1 8.34 0.00 3.44 1.30 0.06 86.86 08:10:03 2 9.39 0.00 3.00 2.39 0.06 85.16 08:10:03 3 11.41 0.00 3.52 1.74 0.06 83.27 08:10:03 4 8.25 0.00 3.24 1.62 0.06 86.83 08:10:03 5 9.85 0.00 3.29 1.39 0.05 85.42 08:10:03 6 11.42 0.00 3.69 2.44 0.06 82.39 08:10:03 7 9.76 0.00 3.86 1.92 0.06 84.40 08:20:02 all 15.04 0.00 5.21 0.84 0.06 78.85 08:20:02 0 14.31 0.00 4.82 0.74 0.06 80.07 08:20:02 1 14.61 0.00 5.23 0.82 0.07 79.27 08:20:02 2 12.97 0.00 5.75 0.86 0.05 80.36 08:20:02 3 16.87 0.00 6.16 1.11 0.06 75.80 08:20:02 4 15.45 0.00 5.00 1.01 0.06 78.49 08:20:02 5 12.24 0.00 4.36 0.22 0.05 83.12 08:20:02 6 14.42 0.00 4.76 1.10 0.05 79.67 08:20:02 7 19.43 0.00 5.63 0.89 0.06 73.99 Average: all 12.11 0.00 4.27 1.35 0.06 82.22 Average: 0 9.82 0.00 3.72 1.36 0.06 85.05 Average: 1 11.45 0.00 4.33 1.07 0.06 83.10 Average: 2 11.16 0.00 4.37 1.63 0.06 82.78 Average: 3 14.12 0.00 4.83 1.43 0.06 79.56 Average: 4 11.83 0.00 4.11 1.32 0.06 82.68 Average: 5 11.04 0.00 3.82 0.81 0.05 84.28 Average: 6 12.90 0.00 4.22 1.77 0.06 81.04 Average: 7 14.56 0.00 4.74 1.41 0.06 79.23