---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2334 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: 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 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 836 12625 4 18630 30787 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:03:38:73 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.241/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84088sec preferred_lft 84088sec inet6 fe80::f816:3eff:fe03:3873/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:7b:05:98:12:79 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::4c7b:5ff:fe98:1279/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2334) 03/16/26 _x86_64_ (8 CPU) 09:55:02 LINUX RESTART (8 CPU) 10:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:00 472.56 0.90 459.70 11.96 41.83 43014.71 49881.60 10:20:02 171.10 0.10 165.08 5.92 13.03 16532.03 109672.28 10:30:02 11.59 0.13 11.19 0.28 5.21 500.18 6184.23 Average: 218.26 0.38 211.83 6.05 20.01 20002.30 55324.73 10:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:00 13393944 28654716 3568480 10.86 518992 14072928 3900948 11.50 3776616 14238000 1384 10:20:02 3191080 22323828 9831200 29.92 591704 17674692 15399780 45.41 4714732 21293284 1092 10:30:02 2038184 21267264 10886360 33.13 592228 17765892 16319308 48.12 4758040 22413684 560 Average: 6207736 24081936 8095347 24.63 567641 16504504 11873345 35.01 4416463 19314989 1012 10:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:00 lo 0.43 0.43 0.07 0.07 0.00 0.00 0.00 0.00 10:10:00 ens3 185.62 116.14 1804.13 28.06 0.00 0.00 0.00 0.00 10:10:00 docker0 20.88 34.68 1.19 639.98 0.00 0.00 0.00 0.00 10:10:00 veth664fd50 0.01 0.01 0.00 0.00 0.00 0.00 0.00 0.00 10:20:02 lo 0.48 0.48 0.04 0.04 0.00 0.00 0.00 0.00 10:20:02 ens3 77.43 54.94 1270.41 12.24 0.00 0.00 0.00 0.00 10:20:02 docker0 7.89 11.44 0.45 132.82 0.00 0.00 0.00 0.00 10:20:02 br-9da96bdbb6ae 0.30 0.26 0.01 0.02 0.00 0.00 0.00 0.00 10:20:02 vethe4a5381 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 10:20:02 veth5be3571 50.73 53.45 20.31 26.14 0.00 0.00 0.00 0.00 10:20:02 veth77600e5 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 10:20:02 vethcd64899 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 10:20:02 veth32fe67e 0.41 0.38 0.05 0.22 0.00 0.00 0.00 0.00 10:20:02 vethaf197a5 49.11 45.95 36.05 16.93 0.00 0.00 0.00 0.00 10:20:02 vethbad02d2 0.77 1.40 0.84 10.92 0.00 0.00 0.00 0.00 10:20:02 veth024eedf 1.83 1.45 0.25 1.45 0.00 0.00 0.00 0.00 10:30:02 lo 9.52 9.52 39.83 39.83 0.00 0.00 0.00 0.00 10:30:02 ens3 18.90 12.79 6.35 5.74 0.00 0.00 0.00 0.00 10:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:02 br-9da96bdbb6ae 5.13 4.95 38.81 1.11 0.00 0.00 0.00 0.00 10:30:02 vethe4a5381 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:02 veth5be3571 333.44 359.19 269.07 161.53 0.00 0.00 0.00 0.02 10:30:02 veth77600e5 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:02 vethcd64899 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 10:30:02 veth32fe67e 0.40 0.21 0.07 0.35 0.00 0.00 0.00 0.00 10:30:02 vethaf197a5 120.23 111.35 92.58 73.72 0.00 0.00 0.00 0.01 10:30:02 veth024eedf 247.25 230.27 113.34 199.61 0.00 0.00 0.00 0.02 Average: lo 3.47 3.47 13.30 13.30 0.00 0.00 0.00 0.00 Average: ens3 93.93 61.26 1027.02 15.34 0.00 0.00 0.00 0.00 Average: docker0 9.59 15.36 0.54 257.29 0.00 0.00 0.00 0.00 Average: br-9da96bdbb6ae 1.81 1.73 12.93 0.37 0.00 0.00 0.00 0.00 Average: vethe4a5381 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth5be3571 127.99 137.48 96.39 62.53 0.00 0.00 0.00 0.01 Average: veth77600e5 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethcd64899 0.09 0.11 0.01 0.03 0.00 0.00 0.00 0.00 Average: veth32fe67e 0.27 0.20 0.04 0.19 0.00 0.00 0.00 0.00 Average: vethaf197a5 56.46 52.44 42.88 30.21 0.00 0.00 0.00 0.00 Average: veth024eedf 82.94 77.16 37.82 66.95 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2334) 03/16/26 _x86_64_ (8 CPU) 09:55:02 LINUX RESTART (8 CPU) 10:00:00 CPU %user %nice %system %iowait %steal %idle 10:10:00 all 20.47 0.00 3.61 1.49 0.08 74.36 10:10:00 0 23.89 0.00 3.65 1.83 0.08 70.55 10:10:00 1 18.21 0.00 3.21 1.13 0.08 77.36 10:10:00 2 21.17 0.00 3.77 1.42 0.09 73.56 10:10:00 3 20.57 0.00 4.44 1.53 0.09 73.37 10:10:00 4 18.30 0.00 3.49 0.89 0.08 77.24 10:10:00 5 20.98 0.00 3.62 1.26 0.08 74.06 10:10:00 6 20.10 0.00 3.76 1.85 0.09 74.21 10:10:00 7 20.52 0.00 2.90 1.99 0.08 74.51 10:20:02 all 10.09 0.02 1.72 0.68 0.06 87.42 10:20:02 0 10.03 0.03 1.68 0.45 0.06 87.75 10:20:02 1 10.22 0.02 1.85 0.80 0.06 87.06 10:20:02 2 10.37 0.02 1.68 0.62 0.07 87.25 10:20:02 3 10.78 0.02 1.90 0.76 0.06 86.48 10:20:02 4 10.71 0.01 1.60 0.54 0.06 87.08 10:20:02 5 9.82 0.04 1.67 0.68 0.06 87.74 10:20:02 6 9.62 0.02 1.66 0.88 0.06 87.77 10:20:02 7 9.20 0.03 1.76 0.75 0.05 88.21 10:30:02 all 7.31 0.00 1.24 0.11 0.07 91.27 10:30:02 0 6.72 0.00 1.15 0.04 0.07 92.03 10:30:02 1 8.39 0.00 1.37 0.02 0.07 90.15 10:30:02 2 6.97 0.00 1.32 0.10 0.08 91.53 10:30:02 3 8.03 0.00 1.32 0.07 0.07 90.52 10:30:02 4 7.42 0.00 1.10 0.31 0.06 91.11 10:30:02 5 7.23 0.00 1.20 0.14 0.07 91.37 10:30:02 6 6.54 0.00 1.26 0.08 0.08 92.04 10:30:02 7 7.20 0.00 1.20 0.09 0.07 91.43 Average: all 12.62 0.01 2.19 0.76 0.07 84.35 Average: 0 13.55 0.01 2.16 0.77 0.07 83.44 Average: 1 12.27 0.01 2.14 0.65 0.07 84.86 Average: 2 12.83 0.01 2.25 0.71 0.08 84.12 Average: 3 13.12 0.01 2.55 0.79 0.07 83.46 Average: 4 12.14 0.00 2.06 0.58 0.07 85.14 Average: 5 12.67 0.01 2.16 0.69 0.07 84.39 Average: 6 12.09 0.01 2.22 0.94 0.07 84.67 Average: 7 12.30 0.01 1.96 0.94 0.07 84.72