---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1869 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 28G 128G 18% / 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 833 9125 4 22133 30791 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:80:ce:eb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.221/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85051sec preferred_lft 85051sec inet6 fe80::f816:3eff:fe80:ceeb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:c0:eb:86:b7:12 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::24c0:ebff:fe86:b712/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-1869) 05/21/26 _x86_64_ (8 CPU) 23:04:26 LINUX RESTART (8 CPU) 23:10:29 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:20:10 329.35 1.20 319.09 9.06 16.07 73304.30 454225.91 Average: 329.35 1.20 319.09 9.06 16.07 73304.30 454225.91 23:10:29 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:20:10 9893612 30548944 1674536 5.10 491240 19576844 2400196 7.08 8536284 13075272 1486972 Average: 9893612 30548944 1674536 5.10 491240 19576844 2400196 7.08 8536284 13075272 1486972 23:10:29 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:20:10 lo 0.49 0.49 0.04 0.04 0.00 0.00 0.00 0.00 23:20:10 ens3 168.66 120.50 1699.36 3459.69 0.00 0.00 0.00 0.00 23:20:10 docker0 18.53 27.46 1.56 567.03 0.00 0.00 0.00 0.00 23:20:10 veth92acf4a 10.79 13.49 0.74 355.25 0.00 0.00 0.00 0.03 Average: lo 0.49 0.49 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 168.66 120.50 1699.36 3459.69 0.00 0.00 0.00 0.00 Average: docker0 18.53 27.46 1.56 567.03 0.00 0.00 0.00 0.00 Average: veth92acf4a 10.79 13.49 0.74 355.25 0.00 0.00 0.00 0.03 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-1869) 05/21/26 _x86_64_ (8 CPU) 23:04:26 LINUX RESTART (8 CPU) 23:10:29 CPU %user %nice %system %iowait %steal %idle 23:20:10 all 9.78 0.00 3.74 1.04 0.06 85.37 23:20:10 0 8.30 0.00 3.74 1.06 0.06 86.85 23:20:10 1 10.71 0.00 3.69 0.75 0.06 84.80 23:20:10 2 9.27 0.00 3.93 1.30 0.06 85.44 23:20:10 3 8.42 0.00 3.46 1.30 0.06 86.76 23:20:10 4 11.41 0.00 3.56 0.50 0.06 84.48 23:20:10 5 10.34 0.00 3.69 0.93 0.06 84.97 23:20:10 6 10.17 0.00 3.95 1.58 0.06 84.24 23:20:10 7 9.61 0.00 3.94 0.93 0.06 85.45 Average: all 9.78 0.00 3.74 1.04 0.06 85.37 Average: 0 8.30 0.00 3.74 1.06 0.06 86.85 Average: 1 10.71 0.00 3.69 0.75 0.06 84.80 Average: 2 9.27 0.00 3.93 1.30 0.06 85.44 Average: 3 8.42 0.00 3.46 1.30 0.06 86.76 Average: 4 11.41 0.00 3.56 0.50 0.06 84.48 Average: 5 10.34 0.00 3.69 0.93 0.06 84.97 Average: 6 10.17 0.00 3.95 1.58 0.06 84.24 Average: 7 9.61 0.00 3.94 0.93 0.06 85.45