---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-31048 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: 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 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 755 25152 4 6184 30869 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:7c:6a:d0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.142/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81990sec preferred_lft 81990sec inet6 fe80::f816:3eff:fe7c:6ad0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:a7:7b:a0:c1:7c 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-31048) 06/27/26 _x86_64_ (8 CPU) 07:11:30 LINUX RESTART (8 CPU) 07:20:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:30:20 1.63 0.00 1.62 0.00 0.04 18.09 0.13 07:40:01 1.45 0.00 1.45 0.00 0.00 16.05 0.00 07:50:20 1.43 0.00 1.43 0.00 0.00 16.00 0.00 08:00:02 1.41 0.00 1.41 0.00 0.00 15.90 0.00 08:10:01 1.58 0.02 1.56 0.00 1.64 17.86 0.04 08:20:20 39.86 3.66 35.52 0.68 125.23 9623.38 3880.03 Average: 8.09 0.63 7.34 0.12 21.79 1666.74 666.43 07:20:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:30:20 30238168 31880928 505556 1.54 60140 1920612 1477956 4.36 199404 2132216 8 07:40:01 30237900 31881244 505164 1.54 60716 1920624 1486148 4.38 199972 2133372 264 07:50:20 30237428 31881556 504816 1.54 61316 1920764 1486148 4.38 200592 2134232 152 08:00:02 30245820 31890552 495780 1.51 61892 1920768 1486212 4.38 201188 2136224 12 08:10:01 30247516 31893384 493152 1.50 62488 1921272 1486276 4.38 202060 2138804 216 08:20:20 26525960 31695916 614104 1.87 126308 5288464 1129992 3.33 1288808 4583288 823888 Average: 29622132 31853930 519762 1.58 72143 2482084 1425455 4.20 382004 2543023 137423 07:20:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:30:20 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:30:20 ens3 0.29 0.11 0.08 0.04 0.00 0.00 0.00 0.00 07:30:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:40:01 ens3 0.27 0.10 0.07 0.04 0.00 0.00 0.00 0.00 07:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:20 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:50:20 ens3 0.19 0.09 0.05 0.02 0.00 0.00 0.00 0.00 07:50:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:00:02 ens3 0.37 0.18 0.12 0.08 0.00 0.00 0.00 0.00 08:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 08:10:01 ens3 0.44 0.21 0.15 0.08 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:20 lo 153.30 153.30 188.63 188.63 0.00 0.00 0.00 0.00 08:20:20 ens3 657.50 386.39 1621.50 1147.05 0.00 0.00 0.00 0.00 08:20:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 26.41 26.41 32.40 32.40 0.00 0.00 0.00 0.00 Average: ens3 113.18 66.48 278.57 197.05 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-31048) 06/27/26 _x86_64_ (8 CPU) 07:11:30 LINUX RESTART (8 CPU) 07:20:19 CPU %user %nice %system %iowait %steal %idle 07:30:20 all 0.04 0.00 0.01 0.01 0.01 99.94 07:30:20 0 0.01 0.00 0.00 0.00 0.00 99.99 07:30:20 1 0.02 0.00 0.02 0.00 0.01 99.96 07:30:20 2 0.03 0.00 0.05 0.00 0.03 99.89 07:30:20 3 0.01 0.00 0.01 0.00 0.00 99.98 07:30:20 4 0.02 0.00 0.00 0.01 0.01 99.96 07:30:20 5 0.18 0.00 0.01 0.03 0.01 99.77 07:30:20 6 0.02 0.00 0.01 0.00 0.01 99.97 07:30:20 7 0.01 0.00 0.00 0.00 0.00 99.99 07:40:01 all 0.02 0.00 0.02 0.01 0.01 99.95 07:40:01 0 0.01 0.00 0.02 0.00 0.01 99.97 07:40:01 1 0.01 0.00 0.03 0.00 0.01 99.95 07:40:01 2 0.01 0.00 0.02 0.01 0.01 99.96 07:40:01 3 0.02 0.00 0.01 0.00 0.01 99.96 07:40:01 4 0.01 0.00 0.02 0.00 0.01 99.96 07:40:01 5 0.09 0.00 0.01 0.03 0.01 99.87 07:40:01 6 0.01 0.00 0.01 0.00 0.01 99.98 07:40:01 7 0.02 0.00 0.01 0.01 0.01 99.96 07:50:20 all 0.02 0.00 0.02 0.01 0.01 99.95 07:50:20 0 0.02 0.00 0.02 0.00 0.01 99.95 07:50:20 1 0.02 0.00 0.03 0.00 0.01 99.94 07:50:20 2 0.01 0.00 0.01 0.03 0.00 99.94 07:50:20 3 0.02 0.00 0.01 0.00 0.00 99.97 07:50:20 4 0.01 0.00 0.00 0.00 0.01 99.98 07:50:20 5 0.07 0.00 0.01 0.00 0.00 99.92 07:50:20 6 0.01 0.00 0.03 0.00 0.01 99.95 07:50:20 7 0.01 0.00 0.01 0.00 0.01 99.97 08:00:02 all 0.08 0.00 0.02 0.00 0.01 99.90 08:00:02 0 0.02 0.00 0.02 0.00 0.01 99.96 08:00:02 1 0.01 0.00 0.03 0.00 0.01 99.95 08:00:02 2 0.06 0.00 0.02 0.03 0.01 99.87 08:00:02 3 0.01 0.00 0.01 0.00 0.00 99.97 08:00:02 4 0.00 0.00 0.01 0.00 0.01 99.98 08:00:02 5 0.49 0.00 0.01 0.00 0.01 99.50 08:00:02 6 0.01 0.00 0.02 0.01 0.01 99.97 08:00:02 7 0.01 0.00 0.01 0.00 0.00 99.98 08:10:01 all 0.03 0.00 0.02 0.01 0.01 99.94 08:10:01 0 0.02 0.00 0.02 0.00 0.01 99.96 08:10:01 1 0.02 0.00 0.04 0.00 0.02 99.92 08:10:01 2 0.02 0.00 0.01 0.03 0.00 99.94 08:10:01 3 0.01 0.00 0.01 0.00 0.00 99.97 08:10:01 4 0.01 0.00 0.01 0.00 0.01 99.96 08:10:01 5 0.15 0.00 0.02 0.00 0.01 99.83 08:10:01 6 0.05 0.00 0.02 0.00 0.01 99.93 08:10:01 7 0.00 0.00 0.01 0.00 0.00 99.98 08:20:20 all 11.82 0.00 0.86 0.12 0.04 87.15 08:20:20 0 10.77 0.00 0.68 0.02 0.04 88.48 08:20:20 1 12.40 0.00 1.19 0.06 0.05 86.30 08:20:20 2 11.40 0.00 0.85 0.19 0.04 87.52 08:20:20 3 14.39 0.00 0.87 0.38 0.04 84.32 08:20:20 4 13.95 0.00 0.99 0.10 0.04 84.92 08:20:20 5 11.67 0.00 0.95 0.01 0.04 87.33 08:20:20 6 8.27 0.00 0.74 0.13 0.04 90.82 08:20:20 7 11.70 0.00 0.64 0.09 0.04 87.53 Average: all 2.06 0.00 0.16 0.03 0.01 97.74 Average: 0 1.86 0.00 0.13 0.00 0.01 97.99 Average: 1 2.14 0.00 0.23 0.01 0.02 97.60 Average: 2 1.98 0.00 0.17 0.05 0.01 97.79 Average: 3 2.48 0.00 0.16 0.07 0.01 97.29 Average: 4 2.40 0.00 0.18 0.02 0.01 97.39 Average: 5 2.17 0.00 0.17 0.01 0.01 97.64 Average: 6 1.43 0.00 0.14 0.02 0.01 98.39 Average: 7 2.01 0.00 0.12 0.02 0.01 97.84