---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4325 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 1014 15251 3 15825 30609 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:8e:d3:f0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.111/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83751sec preferred_lft 83751sec inet6 fe80::f816:3eff:fe8e:d3f0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:fb:13:97:b3:1b 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::54fb:13ff:fe97:b31b/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-4325) 04/07/26 _x86_64_ (8 CPU) 07:57:57 LINUX RESTART (8 CPU) 08:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:00 662.79 1.06 643.22 18.51 69.36 67652.58 94618.84 08:20:03 35.59 0.50 33.24 1.84 11.56 3374.98 5506.15 08:30:01 25.05 0.25 23.07 1.73 18.83 4575.43 8667.92 08:40:01 18.62 0.08 16.77 1.77 1.89 2842.15 6861.16 Average: 185.00 0.47 178.58 5.95 25.36 19557.79 28838.70 08:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:00 4313404 23060960 9101132 27.69 587376 17313780 13190884 38.90 4499412 20457804 1596 08:20:03 278432 18765720 13336972 40.58 574572 17099752 19321252 56.98 4806212 24123836 11280 08:30:01 391344 17656084 14357432 43.69 573544 15987928 21016764 61.98 4562384 24216532 12072 08:40:01 969892 17960436 14056556 42.77 573676 15717020 20563940 60.64 4473488 23769824 38216 Average: 1488268 19360800 12713023 38.69 577292 16529620 18523210 54.62 4585374 23141999 15791 08:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:00 lo 0.76 0.76 0.07 0.07 0.00 0.00 0.00 0.00 08:10:00 ens3 551.89 351.08 3551.44 125.59 0.00 0.00 0.00 0.00 08:10:00 docker0 25.66 42.56 1.49 778.35 0.00 0.00 0.00 0.00 08:10:00 br-0d8274812e2f 0.20 0.19 0.01 0.01 0.00 0.00 0.00 0.00 08:10:00 veth5925cde 4.44 4.31 1.92 0.97 0.00 0.00 0.00 0.00 08:10:00 veth742815c 0.04 0.10 0.00 0.01 0.00 0.00 0.00 0.00 08:10:00 veth90654ae 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 08:10:00 veth3d23e0d 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 08:10:00 vethfbfb8a1 0.04 0.08 0.00 0.01 0.00 0.00 0.00 0.00 08:10:00 vethf035944 4.19 4.39 0.96 1.91 0.00 0.00 0.00 0.00 08:20:03 lo 7.96 7.96 19.97 19.97 0.00 0.00 0.00 0.00 08:20:03 ens3 9.67 6.51 12.66 2.84 0.00 0.00 0.00 0.00 08:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:03 br-0d8274812e2f 6.56 7.77 3.21 27.16 0.00 0.00 0.00 0.00 08:20:03 veth5925cde 95.68 102.52 53.54 47.83 0.00 0.00 0.00 0.00 08:20:03 veth742815c 3.50 3.03 26.11 7.07 0.00 0.00 0.00 0.00 08:20:03 veth90654ae 5.19 5.55 61.90 26.21 0.00 0.00 0.00 0.01 08:20:03 veth3d23e0d 9.40 10.68 2.54 88.58 0.00 0.00 0.00 0.01 08:20:03 vethfbfb8a1 0.09 0.13 0.01 0.03 0.00 0.00 0.00 0.00 08:20:03 veth39d536b 84.22 78.72 60.52 38.40 0.00 0.00 0.00 0.00 08:20:03 veth45752ad 22.28 20.32 8.80 16.23 0.00 0.00 0.00 0.00 08:30:01 lo 36.13 36.13 157.49 157.49 0.00 0.00 0.00 0.00 08:30:01 ens3 7.23 6.24 20.82 1.37 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 br-0d8274812e2f 25.03 27.60 30.07 148.89 0.00 0.00 0.00 0.00 08:30:01 veth5925cde 73.60 80.25 55.77 29.73 0.00 0.00 0.00 0.00 08:30:01 veth742815c 15.32 13.34 120.08 59.19 0.00 0.00 0.00 0.01 08:30:01 veth90654ae 20.30 22.38 192.11 120.09 0.00 0.00 0.00 0.02 08:30:01 veth3d23e0d 36.70 39.36 31.32 338.68 0.00 0.00 0.00 0.03 08:30:01 vethfbfb8a1 0.01 0.01 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 veth39d536b 38.73 35.84 66.82 17.47 0.00 0.00 0.00 0.01 08:30:01 veth45752ad 49.03 45.09 21.84 41.25 0.00 0.00 0.00 0.00 08:40:01 lo 28.48 28.48 122.45 122.45 0.00 0.00 0.00 0.00 08:40:01 ens3 6.01 5.85 17.28 2.44 0.00 0.00 0.00 0.00 08:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 br-0d8274812e2f 26.08 26.95 28.06 112.86 0.00 0.00 0.00 0.00 08:40:01 veth5925cde 55.71 60.92 37.25 16.10 0.00 0.00 0.00 0.00 08:40:01 veth742815c 14.02 12.44 122.22 68.58 0.00 0.00 0.00 0.01 08:40:01 veth90654ae 17.53 19.53 181.73 122.22 0.00 0.00 0.00 0.01 08:40:01 veth3d23e0d 35.56 36.26 28.67 292.86 0.00 0.00 0.00 0.02 08:40:01 vethfbfb8a1 0.12 0.11 0.01 0.04 0.00 0.00 0.00 0.00 08:40:01 veth39d536b 39.46 36.24 75.19 19.54 0.00 0.00 0.00 0.01 08:40:01 veth45752ad 28.41 26.20 9.52 19.70 0.00 0.00 0.00 0.00 Average: lo 18.32 18.32 74.93 74.93 0.00 0.00 0.00 0.00 Average: ens3 143.26 92.14 897.65 32.96 0.00 0.00 0.00 0.00 Average: docker0 6.39 10.61 0.37 193.95 0.00 0.00 0.00 0.00 Average: br-0d8274812e2f 14.46 15.62 15.32 72.18 0.00 0.00 0.00 0.00 Average: veth5925cde 57.44 62.08 37.16 23.70 0.00 0.00 0.00 0.00 Average: veth742815c 8.22 7.22 67.08 33.69 0.00 0.00 0.00 0.01 Average: veth90654ae 10.76 11.88 108.92 67.10 0.00 0.00 0.00 0.01 Average: veth3d23e0d 20.41 21.59 15.62 179.97 0.00 0.00 0.00 0.01 Average: vethfbfb8a1 0.06 0.08 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth39d536b 40.70 37.79 50.68 18.89 0.00 0.00 0.00 0.00 Average: veth45752ad 24.93 22.90 10.04 19.29 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4325) 04/07/26 _x86_64_ (8 CPU) 07:57:57 LINUX RESTART (8 CPU) 08:00:02 CPU %user %nice %system %iowait %steal %idle 08:10:00 all 34.36 0.02 5.06 1.19 0.09 59.28 08:10:00 0 31.78 0.02 5.17 1.09 0.09 61.85 08:10:00 1 34.31 0.02 4.76 1.09 0.09 59.72 08:10:00 2 35.65 0.02 5.42 1.30 0.09 57.52 08:10:00 3 38.05 0.02 4.67 1.25 0.09 55.93 08:10:00 4 32.83 0.02 5.30 1.17 0.09 60.60 08:10:00 5 35.25 0.01 5.02 1.05 0.10 58.56 08:10:00 6 32.30 0.01 4.60 1.19 0.09 61.82 08:10:00 7 34.68 0.01 5.56 1.38 0.09 58.27 08:20:03 all 9.76 0.01 1.25 0.12 0.06 88.80 08:20:03 0 10.03 0.01 1.35 0.08 0.07 88.46 08:20:03 1 9.00 0.00 1.26 0.04 0.06 89.64 08:20:03 2 9.71 0.00 1.27 0.20 0.07 88.75 08:20:03 3 9.60 0.01 1.10 0.04 0.06 89.19 08:20:03 4 10.56 0.02 1.27 0.15 0.07 87.94 08:20:03 5 9.69 0.01 1.31 0.07 0.06 88.86 08:20:03 6 9.22 0.00 1.18 0.04 0.07 89.49 08:20:03 7 10.27 0.01 1.24 0.32 0.06 88.10 08:30:01 all 10.01 0.00 2.33 0.10 0.09 87.46 08:30:01 0 9.74 0.00 2.40 0.08 0.09 87.70 08:30:01 1 10.45 0.01 2.38 0.14 0.10 86.92 08:30:01 2 10.21 0.00 2.38 0.09 0.09 87.23 08:30:01 3 9.58 0.01 2.17 0.06 0.09 88.10 08:30:01 4 10.38 0.01 2.49 0.12 0.09 86.91 08:30:01 5 10.16 0.00 2.37 0.17 0.09 87.21 08:30:01 6 10.68 0.01 2.32 0.07 0.09 86.83 08:30:01 7 8.85 0.00 2.14 0.10 0.09 88.82 08:40:01 all 8.02 0.00 2.04 0.09 0.09 89.76 08:40:01 0 7.43 0.01 2.17 0.04 0.09 90.27 08:40:01 1 7.92 0.01 2.15 0.08 0.09 89.75 08:40:01 2 8.39 0.00 2.05 0.05 0.08 89.43 08:40:01 3 8.31 0.00 2.07 0.04 0.09 89.49 08:40:01 4 8.02 0.01 1.94 0.11 0.08 89.84 08:40:01 5 8.08 0.00 2.09 0.08 0.08 89.67 08:40:01 6 7.63 0.01 1.89 0.26 0.09 90.13 08:40:01 7 8.40 0.00 1.99 0.06 0.08 89.47 Average: all 15.51 0.01 2.67 0.37 0.08 81.36 Average: 0 14.72 0.01 2.77 0.32 0.08 82.10 Average: 1 15.41 0.01 2.64 0.34 0.08 81.53 Average: 2 15.97 0.01 2.78 0.41 0.08 80.76 Average: 3 16.36 0.01 2.50 0.35 0.08 80.71 Average: 4 15.42 0.01 2.74 0.39 0.08 81.35 Average: 5 15.76 0.01 2.69 0.34 0.08 81.11 Average: 6 14.94 0.00 2.49 0.39 0.08 82.10 Average: 7 15.52 0.01 2.73 0.46 0.08 81.20