---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8258 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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: 5600.00 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 12G 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 746 25321 4 6024 30878 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:7d:e8:d7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.13/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82696sec preferred_lft 82696sec inet6 fe80::f816:3eff:fe7d:e8d7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:bd:dc:63:00:da 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-8258) 04/26/26 _x86_64_ (8 CPU) 16:53:01 LINUX RESTART (8 CPU) 17:00:32 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:10:19 1.47 0.01 1.46 0.00 0.04 17.20 0.14 17:20:01 1.42 0.00 1.42 0.00 0.01 16.05 0.00 17:30:20 1.49 0.00 1.49 0.00 0.00 16.99 0.00 17:40:21 1.50 0.00 1.50 0.00 0.00 17.21 0.00 17:50:01 48.13 3.75 43.67 0.70 128.62 9591.66 3151.57 Average: 10.59 0.73 9.72 0.14 25.15 1887.93 615.89 17:00:32 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:10:19 30250512 31890200 496868 1.51 59968 1917832 1495196 4.41 198952 2118540 48 17:20:01 30247756 31888012 498952 1.52 60508 1917852 1495260 4.41 199512 2119816 172 17:30:20 30246036 31886904 500160 1.52 61124 1917856 1495260 4.41 200088 2119732 36 17:40:21 30242312 31883800 503040 1.53 61724 1917832 1495260 4.41 200676 2121320 300 17:50:01 26130204 30381824 1935844 5.89 104180 4429400 2248208 6.63 1160176 5137796 64 Average: 29423364 31586148 786973 2.39 69501 2420154 1645837 4.85 391881 2723441 124 17:00:32 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:10:19 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 17:10:19 ens3 0.27 0.09 0.05 0.02 0.00 0.00 0.00 0.00 17:10:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 17:20:01 ens3 0.23 0.09 0.04 0.02 0.00 0.00 0.00 0.00 17:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:20 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 17:30:20 ens3 0.22 0.08 0.04 0.02 0.00 0.00 0.00 0.00 17:30:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:21 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 17:40:21 ens3 0.27 0.10 0.07 0.04 0.00 0.00 0.00 0.00 17:40:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:01 lo 171.38 171.38 208.36 208.36 0.00 0.00 0.00 0.00 17:50:01 ens3 507.09 293.23 1278.90 823.32 0.00 0.00 0.00 0.00 17:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 33.57 33.57 40.72 40.72 0.00 0.00 0.00 0.00 Average: ens3 99.29 57.37 249.96 160.91 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-8258) 04/26/26 _x86_64_ (8 CPU) 16:53:01 LINUX RESTART (8 CPU) 17:00:32 CPU %user %nice %system %iowait %steal %idle 17:10:19 all 0.01 0.00 0.01 0.00 0.01 99.96 17:10:19 0 0.02 0.00 0.02 0.00 0.01 99.96 17:10:19 1 0.02 0.00 0.03 0.00 0.03 99.91 17:10:19 2 0.02 0.00 0.02 0.00 0.01 99.94 17:10:19 3 0.01 0.00 0.02 0.03 0.01 99.93 17:10:19 4 0.01 0.00 0.01 0.00 0.01 99.98 17:10:19 5 0.01 0.00 0.01 0.00 0.01 99.97 17:10:19 6 0.01 0.00 0.01 0.00 0.00 99.98 17:10:19 7 0.01 0.00 0.01 0.00 0.01 99.98 17:20:01 all 0.10 0.00 0.02 0.00 0.01 99.87 17:20:01 0 0.01 0.00 0.01 0.00 0.01 99.98 17:20:01 1 0.27 0.00 0.03 0.00 0.02 99.68 17:20:01 2 0.46 0.00 0.04 0.00 0.03 99.47 17:20:01 3 0.02 0.00 0.02 0.03 0.01 99.92 17:20:01 4 0.01 0.00 0.01 0.00 0.01 99.97 17:20:01 5 0.02 0.00 0.01 0.00 0.00 99.97 17:20:01 6 0.01 0.00 0.00 0.00 0.00 99.98 17:20:01 7 0.01 0.00 0.01 0.00 0.01 99.98 17:30:20 all 0.07 0.00 0.01 0.00 0.01 99.91 17:30:20 0 0.02 0.00 0.02 0.00 0.01 99.96 17:30:20 1 0.02 0.00 0.02 0.00 0.02 99.94 17:30:20 2 0.45 0.00 0.03 0.00 0.03 99.48 17:30:20 3 0.01 0.00 0.01 0.03 0.01 99.94 17:30:20 4 0.01 0.00 0.00 0.00 0.00 99.98 17:30:20 5 0.01 0.00 0.01 0.00 0.00 99.98 17:30:20 6 0.00 0.00 0.01 0.00 0.00 99.99 17:30:20 7 0.02 0.00 0.01 0.00 0.00 99.97 17:40:21 all 0.07 0.00 0.02 0.02 0.01 99.89 17:40:21 0 0.00 0.00 0.00 0.00 0.00 99.99 17:40:21 1 0.01 0.00 0.02 0.00 0.02 99.95 17:40:21 2 0.02 0.00 0.03 0.16 0.02 99.76 17:40:21 3 0.01 0.00 0.02 0.00 0.01 99.96 17:40:21 4 0.02 0.00 0.01 0.00 0.01 99.96 17:40:21 5 0.45 0.00 0.03 0.00 0.01 99.51 17:40:21 6 0.00 0.00 0.01 0.00 0.00 99.98 17:40:21 7 0.01 0.00 0.01 0.00 0.00 99.98 17:50:01 all 11.51 0.00 0.78 0.12 0.04 87.55 17:50:01 0 9.88 0.00 0.53 0.02 0.03 89.53 17:50:01 1 15.31 0.00 0.97 0.03 0.04 83.65 17:50:01 2 16.90 0.00 1.19 0.09 0.05 81.77 17:50:01 3 10.95 0.00 0.96 0.50 0.04 87.55 17:50:01 4 8.47 0.00 0.63 0.05 0.03 90.82 17:50:01 5 9.56 0.00 0.72 0.04 0.04 89.64 17:50:01 6 10.06 0.00 0.68 0.02 0.04 89.21 17:50:01 7 10.92 0.00 0.58 0.20 0.03 88.26 Average: all 2.29 0.00 0.16 0.03 0.02 97.50 Average: 0 1.93 0.00 0.11 0.00 0.01 97.94 Average: 1 3.05 0.00 0.21 0.01 0.03 96.70 Average: 2 3.49 0.00 0.26 0.05 0.03 96.17 Average: 3 2.15 0.00 0.20 0.11 0.02 97.52 Average: 4 1.66 0.00 0.13 0.01 0.01 98.19 Average: 5 1.96 0.00 0.15 0.01 0.01 97.87 Average: 6 1.97 0.00 0.14 0.00 0.01 97.88 Average: 7 2.14 0.00 0.12 0.04 0.01 97.69