---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1456 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 25G 131G 16% / 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 798 12603 4 18690 30826 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:92:07:12 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.110/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83356sec preferred_lft 83356sec inet6 fe80::f816:3eff:fe92:712/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:df:e5:1c:20:a0 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::4cdf:e5ff:fe1c:20a0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1456) 03/12/26 _x86_64_ (8 CPU) 13:27:01 LINUX RESTART (8 CPU) 13:30:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:40:04 2.98 0.08 2.72 0.18 4.59 232.80 240.14 13:50:04 1.81 0.37 1.42 0.02 7.88 17.96 25.04 14:00:04 421.58 5.35 410.79 5.44 368.85 32401.98 41221.35 14:10:04 266.27 0.20 255.80 10.27 14.43 37762.85 42749.66 Average: 173.16 1.50 167.68 3.98 98.93 17603.85 21058.97 13:30:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:40:04 30116352 31794176 590160 1.80 62036 1954016 1497372 4.42 190404 2276900 160 13:50:04 30077092 31758512 625344 1.90 63188 1955968 1500964 4.43 192852 2315752 196 14:00:04 14930760 24482480 7770804 23.65 381092 8862868 4638272 13.68 2351348 14437016 33544 14:10:04 6365360 25197316 6962692 21.19 588420 17384432 10563988 31.15 4606872 18241704 312 Average: 20372391 28308121 3987250 12.13 273684 7539321 4550149 13.42 1835369 9317843 8553 13:30:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:40:04 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 13:40:04 ens3 4.23 2.02 82.63 0.44 0.00 0.00 0.00 0.00 13:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:04 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:50:04 ens3 1.19 0.92 0.74 0.72 0.00 0.00 0.00 0.00 13:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:04 lo 0.47 0.47 0.07 0.07 0.00 0.00 0.00 0.00 14:00:04 ens3 410.29 233.42 2320.22 71.67 0.00 0.00 0.00 0.00 14:00:04 docker0 9.15 20.07 0.57 481.72 0.00 0.00 0.00 0.00 14:10:04 lo 0.82 0.82 0.14 0.14 0.00 0.00 0.00 0.00 14:10:04 ens3 177.27 119.95 2265.61 29.08 0.00 0.00 0.00 0.00 14:10:04 docker0 16.20 23.01 0.92 300.70 0.00 0.00 0.00 0.00 14:10:04 br-5782eb0853cc 0.19 0.19 0.01 0.01 0.00 0.00 0.00 0.00 14:10:04 veth2fd1249 0.06 0.12 0.00 0.01 0.00 0.00 0.00 0.00 14:10:04 vethebabad0 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 14:10:04 veth9963052 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 14:10:04 veth62ae063 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 14:10:04 veth6c46be9 0.03 0.08 0.00 0.01 0.00 0.00 0.00 0.00 14:10:04 veth858312f 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.38 0.38 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 148.24 89.08 1167.30 25.48 0.00 0.00 0.00 0.00 Average: docker0 6.34 10.77 0.37 195.61 0.00 0.00 0.00 0.00 Average: br-5782eb0853cc 0.05 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth2fd1249 0.02 0.03 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethebabad0 0.01 0.02 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth9963052 0.01 0.02 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth62ae063 0.01 0.02 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth6c46be9 0.01 0.02 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth858312f 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1456) 03/12/26 _x86_64_ (8 CPU) 13:27:01 LINUX RESTART (8 CPU) 13:30:04 CPU %user %nice %system %iowait %steal %idle 13:40:04 all 0.08 0.00 0.04 0.02 0.01 99.86 13:40:04 0 0.04 0.00 0.03 0.01 0.01 99.91 13:40:04 1 0.05 0.00 0.04 0.02 0.01 99.87 13:40:04 2 0.08 0.00 0.03 0.04 0.00 99.84 13:40:04 3 0.06 0.00 0.02 0.08 0.00 99.84 13:40:04 4 0.11 0.00 0.04 0.03 0.01 99.81 13:40:04 5 0.11 0.00 0.06 0.00 0.02 99.82 13:40:04 6 0.09 0.00 0.02 0.00 0.01 99.88 13:40:04 7 0.08 0.00 0.05 0.00 0.01 99.86 13:50:04 all 0.11 0.00 0.02 0.01 0.01 99.86 13:50:04 0 0.04 0.00 0.02 0.01 0.01 99.92 13:50:04 1 0.02 0.00 0.01 0.03 0.01 99.94 13:50:04 2 0.02 0.00 0.01 0.00 0.00 99.96 13:50:04 3 0.04 0.00 0.01 0.01 0.00 99.94 13:50:04 4 0.53 0.00 0.01 0.00 0.01 99.45 13:50:04 5 0.06 0.00 0.04 0.00 0.02 99.88 13:50:04 6 0.13 0.00 0.01 0.00 0.00 99.86 13:50:04 7 0.02 0.00 0.02 0.00 0.01 99.96 14:00:04 all 19.33 0.00 2.77 0.73 0.07 77.09 14:00:04 0 19.02 0.00 2.64 0.56 0.07 77.72 14:00:04 1 18.80 0.00 3.40 1.18 0.07 76.55 14:00:04 2 23.26 0.00 3.30 0.99 0.08 72.37 14:00:04 3 20.07 0.00 2.54 0.89 0.07 76.43 14:00:04 4 14.72 0.00 2.31 0.77 0.06 82.14 14:00:04 5 20.45 0.00 3.20 0.74 0.07 75.54 14:00:04 6 20.50 0.00 2.60 0.36 0.06 76.48 14:00:04 7 17.88 0.00 2.18 0.39 0.06 79.49 14:10:04 all 17.31 0.00 2.64 0.81 0.07 79.17 14:10:04 0 14.11 0.00 2.38 0.61 0.07 82.83 14:10:04 1 20.82 0.00 2.58 0.78 0.08 75.73 14:10:04 2 21.04 0.01 3.45 1.44 0.08 73.98 14:10:04 3 16.86 0.00 3.40 0.71 0.07 78.95 14:10:04 4 16.98 0.00 2.63 0.90 0.07 79.43 14:10:04 5 16.44 0.00 2.25 0.43 0.07 80.81 14:10:04 6 15.75 0.00 2.27 0.85 0.06 81.07 14:10:04 7 16.45 0.00 2.13 0.79 0.07 80.57 Average: all 9.18 0.00 1.36 0.39 0.04 89.02 Average: 0 8.29 0.00 1.26 0.30 0.04 90.11 Average: 1 9.89 0.00 1.50 0.50 0.04 88.06 Average: 2 11.06 0.00 1.69 0.62 0.04 86.58 Average: 3 9.23 0.00 1.49 0.42 0.04 88.83 Average: 4 8.07 0.00 1.25 0.42 0.04 90.22 Average: 5 9.24 0.00 1.39 0.29 0.04 89.04 Average: 6 9.09 0.00 1.22 0.30 0.03 89.35 Average: 7 8.59 0.00 1.09 0.29 0.04 89.99