---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-9328 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 17G 139G 11% / 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 726 21860 4 9505 30898 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:93:23:35 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.154/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85505sec preferred_lft 85505sec inet6 fe80::f816:3eff:fe93:2335/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:9a:97:93:c1:04 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::449a:97ff:fe93:c104/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-9328) 06/08/26 _x86_64_ (8 CPU) 11:35:45 LINUX RESTART (8 CPU) 11:40:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:00 165.28 4.85 154.90 5.53 634.96 28709.69 9415.95 Average: 165.28 4.85 154.90 5.53 634.96 28709.69 9415.95 11:40:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:00 22064756 31414596 859116 2.61 216628 9126612 2488376 7.34 1042420 8991184 708 Average: 22064756 31414596 859116 2.61 216628 9126612 2488376 7.34 1042420 8991184 708 11:40:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:00 lo 10.10 10.10 0.84 0.84 0.00 0.00 0.00 0.00 11:50:00 ens3 145.42 89.61 3220.31 11.31 0.00 0.00 0.00 0.00 11:50:00 docker0 5.29 7.81 0.46 155.27 0.00 0.00 0.00 0.00 11:50:00 br-89e29fb30e02 2.36 3.03 0.14 37.65 0.00 0.00 0.00 0.00 11:50:00 veth59e51f5 108.84 111.55 25.79 12.90 0.00 0.00 0.00 0.00 Average: lo 10.10 10.10 0.84 0.84 0.00 0.00 0.00 0.00 Average: ens3 145.42 89.61 3220.31 11.31 0.00 0.00 0.00 0.00 Average: docker0 5.29 7.81 0.46 155.27 0.00 0.00 0.00 0.00 Average: br-89e29fb30e02 2.36 3.03 0.14 37.65 0.00 0.00 0.00 0.00 Average: veth59e51f5 108.84 111.55 25.79 12.90 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-9328) 06/08/26 _x86_64_ (8 CPU) 11:35:45 LINUX RESTART (8 CPU) 11:40:18 CPU %user %nice %system %iowait %steal %idle 11:50:00 all 8.41 0.00 1.90 0.58 0.06 89.05 11:50:00 0 7.42 0.00 2.05 0.79 0.06 89.68 11:50:00 1 8.58 0.00 1.94 0.50 0.08 88.90 11:50:00 2 8.95 0.00 1.88 0.84 0.07 88.26 11:50:00 3 9.38 0.00 1.80 0.36 0.06 88.41 11:50:00 4 9.40 0.00 2.00 0.73 0.06 87.81 11:50:00 5 8.10 0.00 1.79 0.33 0.06 89.73 11:50:00 6 8.20 0.00 1.98 0.71 0.05 89.06 11:50:00 7 7.24 0.00 1.73 0.39 0.06 90.58 Average: all 8.41 0.00 1.90 0.58 0.06 89.05 Average: 0 7.42 0.00 2.05 0.79 0.06 89.68 Average: 1 8.58 0.00 1.94 0.50 0.08 88.90 Average: 2 8.95 0.00 1.88 0.84 0.07 88.26 Average: 3 9.38 0.00 1.80 0.36 0.06 88.41 Average: 4 9.40 0.00 2.00 0.73 0.06 87.81 Average: 5 8.10 0.00 1.79 0.33 0.06 89.73 Average: 6 8.20 0.00 1.98 0.71 0.05 89.06 Average: 7 7.24 0.00 1.73 0.39 0.06 90.58