---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-7421 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 18G 138G 12% / 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 793 20582 4 10716 30830 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:c0:09:31 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.125/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83508sec preferred_lft 83508sec inet6 fe80::f816:3eff:fec0:931/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:a3:14:4e:46:be 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::eca3:14ff:fe4e:46be/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-7421) 05/01/26 _x86_64_ (8 CPU) 13:35:45 LINUX RESTART (8 CPU) 13:40:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:50:18 1.56 0.02 1.54 0.00 0.87 17.24 0.13 14:00:18 1.90 0.37 1.51 0.01 7.88 18.05 24.85 14:10:18 1.53 0.00 1.53 0.00 0.00 17.15 0.00 14:20:10 148.54 5.04 137.28 6.22 653.84 29109.28 6149.13 Average: 38.02 1.34 35.13 1.54 164.04 7218.46 1528.34 13:40:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:50:18 30153160 31778496 609612 1.86 60360 1903968 1526120 4.50 182052 2238016 204 14:00:18 30046552 31675380 711976 2.17 61520 1905824 1530488 4.51 184552 2360112 220 14:10:18 30044536 31674132 713236 2.17 62104 1905960 1530744 4.51 185144 2360392 12 14:20:10 19178284 29362444 2874268 8.75 214928 9967396 9249040 27.27 1192596 11684404 353740 Average: 27355633 31122613 1227273 3.73 99728 3920787 3459098 10.20 436086 4660731 88544 13:40:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:50:18 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:50:18 ens3 0.32 0.31 0.12 0.27 0.00 0.00 0.00 0.00 13:50:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:18 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:00:18 ens3 13.26 9.45 8.39 11.50 0.00 0.00 0.00 0.00 14:00:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:18 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:10:18 ens3 0.36 0.21 0.13 0.25 0.00 0.00 0.00 0.00 14:10:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:10 lo 1.42 1.42 0.28 0.28 0.00 0.00 0.00 0.00 14:20:10 ens3 169.57 98.71 4179.47 16.07 0.00 0.00 0.00 0.00 14:20:10 docker0 3.48 6.02 0.35 140.84 0.00 0.00 0.00 0.00 14:20:10 br-d185689e08b2 1.39 2.21 0.09 36.93 0.00 0.00 0.00 0.00 14:20:10 veth0d95082 0.06 0.15 0.01 0.10 0.00 0.00 0.00 0.00 14:20:10 veth44978ab 15.07 17.32 2.82 2.70 0.00 0.00 0.00 0.00 14:20:10 vethe1f1c30 0.44 0.63 0.07 0.09 0.00 0.00 0.00 0.00 14:20:10 vethe24ce53 0.01 0.09 0.00 0.01 0.00 0.00 0.00 0.00 14:20:10 vethe7815b7 1.30 2.25 0.11 36.93 0.00 0.00 0.00 0.00 14:20:10 veth0360fd9 2.38 1.94 0.26 0.28 0.00 0.00 0.00 0.00 14:20:10 vethee31b61 9.32 9.34 1.63 1.89 0.00 0.00 0.00 0.00 14:20:10 vethfaeaaac 1.44 1.72 0.26 0.19 0.00 0.00 0.00 0.00 14:20:10 veth1252a72 0.56 0.77 0.08 0.07 0.00 0.00 0.00 0.00 14:20:10 veth00ea842 3.48 6.03 0.40 140.84 0.00 0.00 0.00 0.01 Average: lo 0.43 0.43 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 45.47 26.94 1036.70 6.99 0.00 0.00 0.00 0.00 Average: docker0 0.86 1.49 0.09 34.86 0.00 0.00 0.00 0.00 Average: br-d185689e08b2 0.34 0.55 0.02 9.14 0.00 0.00 0.00 0.00 Average: veth0d95082 0.02 0.04 0.00 0.03 0.00 0.00 0.00 0.00 Average: veth44978ab 3.73 4.29 0.70 0.67 0.00 0.00 0.00 0.00 Average: vethe1f1c30 0.11 0.16 0.02 0.02 0.00 0.00 0.00 0.00 Average: vethe24ce53 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethe7815b7 0.32 0.56 0.03 9.14 0.00 0.00 0.00 0.00 Average: veth0360fd9 0.59 0.48 0.06 0.07 0.00 0.00 0.00 0.00 Average: vethee31b61 2.31 2.31 0.40 0.47 0.00 0.00 0.00 0.00 Average: vethfaeaaac 0.36 0.43 0.07 0.05 0.00 0.00 0.00 0.00 Average: veth1252a72 0.14 0.19 0.02 0.02 0.00 0.00 0.00 0.00 Average: veth00ea842 0.86 1.49 0.10 34.86 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-7421) 05/01/26 _x86_64_ (8 CPU) 13:35:45 LINUX RESTART (8 CPU) 13:40:18 CPU %user %nice %system %iowait %steal %idle 13:50:18 all 0.07 0.00 0.01 0.01 0.01 99.90 13:50:18 0 0.07 0.00 0.00 0.00 0.00 99.92 13:50:18 1 0.04 0.00 0.02 0.00 0.01 99.93 13:50:18 2 0.01 0.00 0.01 0.00 0.01 99.98 13:50:18 3 0.03 0.00 0.04 0.00 0.03 99.90 13:50:18 4 0.01 0.00 0.01 0.00 0.00 99.97 13:50:18 5 0.02 0.00 0.01 0.00 0.01 99.96 13:50:18 6 0.39 0.00 0.01 0.00 0.01 99.59 13:50:18 7 0.02 0.00 0.01 0.04 0.00 99.94 14:00:18 all 0.16 0.00 0.02 0.01 0.01 99.80 14:00:18 0 0.10 0.00 0.03 0.00 0.00 99.87 14:00:18 1 0.08 0.00 0.01 0.00 0.01 99.90 14:00:18 2 0.07 0.00 0.03 0.01 0.01 99.89 14:00:18 3 0.37 0.00 0.04 0.00 0.03 99.56 14:00:18 4 0.11 0.00 0.02 0.00 0.01 99.86 14:00:18 5 0.04 0.00 0.04 0.00 0.01 99.92 14:00:18 6 0.50 0.00 0.01 0.00 0.01 99.48 14:00:18 7 0.02 0.00 0.02 0.03 0.01 99.92 14:10:18 all 0.01 0.00 0.01 0.00 0.01 99.96 14:10:18 0 0.00 0.00 0.00 0.00 0.00 99.99 14:10:18 1 0.03 0.00 0.01 0.00 0.01 99.95 14:10:18 2 0.02 0.00 0.01 0.00 0.01 99.96 14:10:18 3 0.03 0.00 0.02 0.00 0.03 99.91 14:10:18 4 0.01 0.00 0.01 0.00 0.01 99.98 14:10:18 5 0.01 0.00 0.01 0.00 0.00 99.98 14:10:18 6 0.01 0.00 0.01 0.00 0.00 99.99 14:10:18 7 0.00 0.00 0.01 0.03 0.01 99.96 14:20:10 all 5.84 0.00 1.57 0.58 0.03 91.98 14:20:10 0 6.53 0.00 1.53 0.63 0.03 91.29 14:20:10 1 5.53 0.00 1.64 0.42 0.04 92.37 14:20:10 2 5.27 0.00 1.60 0.49 0.03 92.62 14:20:10 3 6.35 0.00 1.54 0.42 0.04 91.65 14:20:10 4 4.37 0.00 1.43 0.46 0.03 93.71 14:20:10 5 6.07 0.00 1.59 0.51 0.03 91.81 14:20:10 6 7.29 0.00 1.62 0.50 0.03 90.55 14:20:10 7 5.27 0.00 1.65 1.24 0.03 91.81 Average: all 1.50 0.00 0.40 0.15 0.01 97.93 Average: 0 1.66 0.00 0.39 0.16 0.01 97.79 Average: 1 1.40 0.00 0.41 0.11 0.02 98.06 Average: 2 1.33 0.00 0.41 0.12 0.01 98.13 Average: 3 1.68 0.00 0.41 0.10 0.03 97.78 Average: 4 1.11 0.00 0.36 0.11 0.01 98.40 Average: 5 1.52 0.00 0.41 0.13 0.01 97.94 Average: 6 2.03 0.00 0.41 0.12 0.01 97.43 Average: 7 1.31 0.00 0.42 0.33 0.01 97.93