---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3335 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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 827 12007 4 19257 30797 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:82:2e:73 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.145/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83222sec preferred_lft 83222sec inet6 fe80::f816:3eff:fe82:2e73/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:e0:ef:7f:fa:28 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::78e0:efff:fe7f:fa28/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-3335) 06/28/26 _x86_64_ (8 CPU) 20:38:42 LINUX RESTART (8 CPU) 20:40:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:50:09 409.16 6.00 395.83 7.33 781.37 24762.91 28749.00 21:00:04 192.85 0.41 185.03 7.40 11.95 35904.16 58565.55 21:10:04 42.12 0.01 40.92 1.18 0.60 4424.03 6653.08 21:20:09 80.88 0.18 77.75 2.96 15.72 9995.01 2649.98 21:30:09 11.36 0.09 10.81 0.46 2.48 462.63 7418.89 Average: 147.03 1.34 141.84 3.86 162.28 15065.79 20714.74 20:40:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:50:09 21139028 29757568 2493468 7.59 458740 7736424 2523824 7.44 1898720 8633560 341408 21:00:04 10655008 27223204 4991260 15.19 541092 15281884 5209396 15.36 4243996 16417660 17144 21:10:04 10020520 27242820 4967600 15.12 562076 15870588 5098020 15.03 4694028 16545772 27280 21:20:09 311028 20260816 11889572 36.18 601432 18442228 17778460 52.43 5042760 23793208 1088 21:30:09 4277384 23936448 8214924 25.00 591480 18166852 12619148 37.21 4968132 19904984 448 Average: 9280594 25684171 6511365 19.81 550964 15099595 8645770 25.50 4169527 17059037 77474 20:40:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:50:09 lo 0.56 0.56 0.06 0.06 0.00 0.00 0.00 0.00 20:50:09 ens3 248.58 153.01 2433.55 33.27 0.00 0.00 0.00 0.00 20:50:09 docker0 7.15 10.98 0.40 117.44 0.00 0.00 0.00 0.00 20:50:09 veth41b60ed 4.21 5.22 0.28 11.75 0.00 0.00 0.00 0.00 21:00:04 lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 21:00:04 ens3 268.91 163.33 1393.24 46.86 0.00 0.00 0.00 0.00 21:00:04 docker0 48.05 68.66 2.70 572.97 0.00 0.00 0.00 0.00 21:00:04 vethf2ffa02 24.79 30.93 1.68 69.45 0.00 0.00 0.00 0.01 21:10:04 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 21:10:04 ens3 86.50 61.65 258.53 8.53 0.00 0.00 0.00 0.00 21:10:04 docker0 42.97 50.99 2.28 185.46 0.00 0.00 0.00 0.00 21:20:09 lo 1.38 1.38 1.95 1.95 0.00 0.00 0.00 0.00 21:20:09 ens3 50.51 28.61 851.35 7.29 0.00 0.00 0.00 0.00 21:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:09 br-235c1a24f673 0.77 0.72 1.85 0.12 0.00 0.00 0.00 0.00 21:20:09 veth111595f 0.13 0.21 0.01 0.04 0.00 0.00 0.00 0.00 21:20:09 veth1724df2 97.88 104.59 54.67 49.01 0.00 0.00 0.00 0.00 21:20:09 veth5278c81 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 21:20:09 vethab832d5 0.50 0.44 0.06 0.29 0.00 0.00 0.00 0.00 21:20:09 vethb96e96c 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 21:20:09 veth9572e03 79.17 73.61 54.18 36.65 0.00 0.00 0.00 0.00 21:20:09 vethd86d9fd 24.15 22.24 9.57 16.94 0.00 0.00 0.00 0.00 21:30:09 lo 9.96 9.96 55.16 55.16 0.00 0.00 0.00 0.00 21:30:09 ens3 20.54 11.20 6.08 5.68 0.00 0.00 0.00 0.00 21:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:09 br-235c1a24f673 5.69 5.24 54.05 1.12 0.00 0.00 0.00 0.00 21:30:09 veth111595f 0.17 0.17 0.02 0.07 0.00 0.00 0.00 0.00 21:30:09 veth1724df2 306.89 330.98 251.68 143.54 0.00 0.00 0.00 0.02 21:30:09 veth5278c81 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 21:30:09 vethab832d5 0.40 0.22 0.07 0.35 0.00 0.00 0.00 0.00 21:30:09 vethb96e96c 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 21:30:09 veth9572e03 108.65 100.11 94.95 68.77 0.00 0.00 0.00 0.01 Average: lo 2.46 2.46 11.44 11.44 0.00 0.00 0.00 0.00 Average: ens3 134.63 83.33 987.34 20.26 0.00 0.00 0.00 0.00 Average: docker0 19.56 26.02 1.07 174.27 0.00 0.00 0.00 0.00 Average: br-235c1a24f673 1.29 1.19 11.18 0.25 0.00 0.00 0.00 0.00 Average: veth111595f 0.06 0.08 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth1724df2 81.11 87.28 61.36 38.59 0.00 0.00 0.00 0.01 Average: veth5278c81 0.00 0.03 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethab832d5 0.18 0.13 0.03 0.13 0.00 0.00 0.00 0.00 Average: vethb96e96c 0.01 0.03 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth9572e03 37.69 34.86 29.91 21.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-3335) 06/28/26 _x86_64_ (8 CPU) 20:38:42 LINUX RESTART (8 CPU) 20:40:09 CPU %user %nice %system %iowait %steal %idle 20:50:09 all 14.85 0.00 2.45 4.56 0.06 78.08 20:50:09 0 12.66 0.00 2.11 4.42 0.06 80.75 20:50:09 1 14.29 0.00 2.96 4.47 0.06 78.22 20:50:09 2 14.16 0.00 2.43 4.31 0.06 79.04 20:50:09 3 15.80 0.00 2.30 6.54 0.06 75.30 20:50:09 4 16.51 0.00 2.73 2.96 0.06 77.73 20:50:09 5 12.74 0.00 2.30 4.46 0.05 80.45 20:50:09 6 17.18 0.00 2.41 7.22 0.06 73.13 20:50:09 7 15.49 0.00 2.36 2.11 0.06 79.99 21:00:04 all 19.74 0.00 2.40 1.24 0.06 76.56 21:00:04 0 20.16 0.00 2.27 1.15 0.06 76.35 21:00:04 1 18.83 0.00 2.93 1.42 0.06 76.77 21:00:04 2 21.20 0.00 2.62 0.66 0.06 75.46 21:00:04 3 19.59 0.00 2.19 1.31 0.06 76.86 21:00:04 4 18.83 0.00 2.22 0.95 0.06 77.94 21:00:04 5 19.71 0.00 2.41 1.57 0.07 76.24 21:00:04 6 21.09 0.00 2.45 1.89 0.06 74.51 21:00:04 7 18.53 0.00 2.12 0.97 0.06 78.32 21:10:04 all 1.38 0.00 0.52 0.10 0.02 97.97 21:10:04 0 0.71 0.00 0.42 0.11 0.03 98.73 21:10:04 1 0.79 0.00 0.53 0.08 0.02 98.57 21:10:04 2 2.28 0.00 0.40 0.06 0.01 97.25 21:10:04 3 0.92 0.00 0.44 0.14 0.03 98.47 21:10:04 4 1.63 0.00 0.56 0.15 0.02 97.64 21:10:04 5 1.51 0.00 0.50 0.08 0.03 97.89 21:10:04 6 2.51 0.00 0.86 0.09 0.02 96.52 21:10:04 7 0.68 0.00 0.47 0.11 0.03 98.71 21:20:09 all 11.02 0.02 1.35 0.26 0.06 87.28 21:20:09 0 9.60 0.01 1.36 0.27 0.06 88.68 21:20:09 1 12.26 0.04 1.48 0.29 0.07 85.86 21:20:09 2 12.12 0.01 1.27 0.27 0.06 86.27 21:20:09 3 10.31 0.01 1.23 0.20 0.06 88.20 21:20:09 4 10.80 0.03 1.25 0.17 0.06 87.68 21:20:09 5 11.95 0.03 1.35 0.17 0.06 86.44 21:20:09 6 10.00 0.01 1.37 0.45 0.06 88.10 21:20:09 7 11.14 0.02 1.45 0.30 0.06 87.02 21:30:09 all 5.21 0.00 1.10 0.03 0.08 93.58 21:30:09 0 4.49 0.00 1.11 0.03 0.07 94.31 21:30:09 1 5.21 0.00 1.13 0.05 0.08 93.53 21:30:09 2 7.02 0.00 1.09 0.03 0.14 91.73 21:30:09 3 5.31 0.00 1.17 0.04 0.07 93.42 21:30:09 4 5.57 0.00 1.03 0.01 0.07 93.32 21:30:09 5 4.79 0.00 1.10 0.01 0.07 94.03 21:30:09 6 4.92 0.00 1.18 0.01 0.07 93.83 21:30:09 7 4.37 0.00 0.99 0.06 0.06 94.52 Average: all 10.43 0.00 1.56 1.24 0.06 86.71 Average: 0 9.51 0.00 1.45 1.20 0.06 87.78 Average: 1 10.26 0.01 1.80 1.26 0.06 86.61 Average: 2 11.33 0.00 1.56 1.06 0.07 85.98 Average: 3 10.37 0.00 1.46 1.64 0.05 86.46 Average: 4 10.65 0.01 1.56 0.84 0.05 86.88 Average: 5 10.13 0.01 1.53 1.26 0.06 87.02 Average: 6 11.12 0.00 1.66 1.93 0.05 85.23 Average: 7 10.03 0.01 1.48 0.71 0.05 87.72