---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-14384 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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: 5599.94 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 851 15046 4 16194 30771 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:33:1d:e6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.220/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 82067sec preferred_lft 82067sec inet6 fe80::f816:3eff:fe33:1de6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:62:f6:e9:92:ba 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::1062:f6ff:fee9:92ba/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-14384) 07/31/26 _x86_64_ (8 CPU) 13:27:12 LINUX RESTART (8 CPU) 13:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:40:19 443.62 1.00 428.47 14.15 27.26 25915.49 45322.20 13:50:01 10.02 0.23 8.56 1.23 2.84 1299.60 396.91 14:00:08 220.32 0.15 188.31 31.87 19.40 34478.20 535323.43 14:10:15 36.98 0.01 35.37 1.60 0.30 2308.72 2473.17 14:20:01 17.99 0.11 17.11 0.77 3.47 1799.99 17294.00 14:30:18 20.35 0.21 18.57 1.57 17.81 3159.00 14320.81 Average: 126.94 0.29 118.03 8.62 12.02 11635.16 103206.17 13:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:40:19 14744376 25763980 6469504 19.69 506908 9946360 9353108 27.58 2960124 13826244 4596 13:50:01 14182540 25609496 6619176 20.14 514324 10323076 9636668 28.42 3114256 14209232 84904 14:00:08 4575864 23681148 8477448 25.80 598492 17613364 11093972 32.71 5748388 18882488 1268 14:10:15 259040 19880472 12269832 37.34 606392 18096368 16558408 48.83 5948944 22928184 920 14:20:01 281416 18785624 13226372 40.25 588320 17142148 18515152 54.60 5736936 23134208 14040 14:30:18 356564 17606488 14309908 43.54 587456 15994672 20171764 59.48 5543048 23217316 13816 Average: 5733300 21887868 10228707 31.13 566982 14852665 14221512 41.94 4841949 19366279 19924 13:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:40:19 lo 1.99 1.99 0.97 0.97 0.00 0.00 0.00 0.00 13:40:19 ens3 423.65 288.32 2183.37 850.24 0.00 0.00 0.00 0.00 13:40:19 docker0 4.45 6.29 0.29 150.43 0.00 0.00 0.00 0.00 13:50:01 lo 6.16 6.16 1.02 1.02 0.00 0.00 0.00 0.00 13:50:01 ens3 155.07 95.48 107.25 192.12 0.00 0.00 0.00 0.00 13:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:08 lo 1.77 1.77 0.18 0.18 0.00 0.00 0.00 0.00 14:00:08 ens3 311.43 225.08 1622.49 1606.26 0.00 0.00 0.00 0.00 14:00:08 docker0 15.56 28.47 0.90 593.27 0.00 0.00 0.00 0.00 14:00:08 br-7cb6d46c9e78 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 14:00:08 veth155bc31 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 14:00:08 veth8764617 0.03 0.08 0.00 0.01 0.00 0.00 0.00 0.00 14:00:08 veth24ffddb 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 14:00:08 veth8ff4382 1.51 1.44 1.05 0.17 0.00 0.00 0.00 0.00 14:00:08 vethe50d6dc 1.34 1.47 0.16 1.05 0.00 0.00 0.00 0.00 14:10:15 lo 3.19 3.19 8.41 8.41 0.00 0.00 0.00 0.00 14:10:15 ens3 9.07 5.69 3.05 3.40 0.00 0.00 0.00 0.00 14:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:15 br-7cb6d46c9e78 1.72 1.61 7.93 0.50 0.00 0.00 0.00 0.00 14:10:15 veth155bc31 0.52 0.37 0.07 0.34 0.00 0.00 0.00 0.00 14:10:15 veth8764617 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 14:10:15 veth24ffddb 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 14:10:15 veth8ff4382 166.52 178.44 112.94 84.36 0.00 0.00 0.00 0.01 14:10:15 veth6137f9f 99.15 92.20 68.93 48.76 0.00 0.00 0.00 0.01 14:10:15 veth14fef78 81.19 75.33 37.15 65.25 0.00 0.00 0.00 0.01 14:20:01 lo 13.40 13.40 63.84 63.84 0.00 0.00 0.00 0.00 14:20:01 ens3 15.40 11.40 14.64 4.78 0.00 0.00 0.00 0.00 14:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:01 br-7cb6d46c9e78 11.12 11.34 51.65 23.14 0.00 0.00 0.00 0.00 14:20:01 veth155bc31 2.86 2.69 16.44 5.48 0.00 0.00 0.00 0.00 14:20:01 veth8764617 5.20 5.21 56.81 16.57 0.00 0.00 0.00 0.00 14:20:01 veth24ffddb 9.54 10.19 2.17 78.86 0.00 0.00 0.00 0.01 14:20:01 veth8ff4382 253.66 274.46 205.38 115.74 0.00 0.00 0.00 0.02 14:20:01 veth6137f9f 98.68 90.39 89.87 62.79 0.00 0.00 0.00 0.01 14:20:01 veth14fef78 183.30 170.55 82.90 145.46 0.00 0.00 0.00 0.01 14:30:18 lo 35.89 35.89 154.45 154.45 0.00 0.00 0.00 0.00 14:30:18 ens3 7.71 5.91 17.63 1.71 0.00 0.00 0.00 0.00 14:30:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:18 br-7cb6d46c9e78 24.56 28.63 27.59 144.52 0.00 0.00 0.00 0.00 14:30:18 veth155bc31 11.31 12.80 37.89 56.52 0.00 0.00 0.00 0.00 14:30:18 veth8764617 18.22 17.25 161.89 37.86 0.00 0.00 0.00 0.01 14:30:18 veth24ffddb 34.43 38.50 28.56 304.35 0.00 0.00 0.00 0.02 14:30:18 veth8ff4382 73.06 80.21 58.59 28.63 0.00 0.00 0.00 0.00 14:30:18 veth6137f9f 40.44 36.53 64.47 22.52 0.00 0.00 0.00 0.01 14:30:18 veth14fef78 46.60 42.85 20.57 38.67 0.00 0.00 0.00 0.00 Average: lo 10.46 10.46 38.48 38.48 0.00 0.00 0.00 0.00 Average: ens3 154.88 106.17 668.18 447.09 0.00 0.00 0.00 0.00 Average: docker0 3.37 5.85 0.20 125.15 0.00 0.00 0.00 0.00 Average: br-7cb6d46c9e78 6.31 7.02 14.40 28.51 0.00 0.00 0.00 0.00 Average: veth155bc31 2.49 2.70 9.14 10.60 0.00 0.00 0.00 0.00 Average: veth8764617 3.96 3.81 36.84 9.15 0.00 0.00 0.00 0.00 Average: veth24ffddb 7.43 8.24 5.23 64.73 0.00 0.00 0.00 0.01 Average: veth8ff4382 81.76 88.33 62.39 37.82 0.00 0.00 0.00 0.01 Average: veth6137f9f 39.53 36.35 37.13 22.20 0.00 0.00 0.00 0.00 Average: veth14fef78 51.26 47.58 23.17 41.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-14384) 07/31/26 _x86_64_ (8 CPU) 13:27:12 LINUX RESTART (8 CPU) 13:30:01 CPU %user %nice %system %iowait %steal %idle 13:40:19 all 64.33 0.00 4.36 0.59 0.12 30.61 13:40:19 0 66.42 0.00 4.56 0.57 0.12 28.33 13:40:19 1 63.82 0.00 4.15 0.43 0.12 31.48 13:40:19 2 63.72 0.00 4.53 0.58 0.12 31.05 13:40:19 3 63.44 0.00 4.37 0.71 0.11 31.36 13:40:19 4 65.11 0.00 4.30 0.61 0.11 29.86 13:40:19 5 65.82 0.00 4.28 0.52 0.12 29.26 13:40:19 6 62.81 0.00 4.25 0.52 0.11 32.31 13:40:19 7 63.46 0.00 4.46 0.75 0.11 31.23 13:50:01 all 96.90 0.00 2.91 0.00 0.13 0.06 13:50:01 0 97.04 0.00 2.78 0.00 0.13 0.05 13:50:01 1 96.90 0.00 2.92 0.00 0.13 0.06 13:50:01 2 96.83 0.00 2.99 0.00 0.13 0.04 13:50:01 3 96.89 0.00 2.93 0.00 0.12 0.06 13:50:01 4 96.97 0.00 2.84 0.00 0.13 0.06 13:50:01 5 96.90 0.00 2.92 0.00 0.13 0.06 13:50:01 6 96.94 0.00 2.88 0.00 0.13 0.05 13:50:01 7 96.77 0.00 3.03 0.00 0.13 0.07 14:00:08 all 56.68 0.01 3.62 0.71 0.10 38.89 14:00:08 0 56.22 0.00 3.72 0.77 0.10 39.19 14:00:08 1 55.89 0.00 3.44 0.88 0.10 39.69 14:00:08 2 58.39 0.00 3.52 0.54 0.10 37.45 14:00:08 3 56.38 0.02 3.63 0.53 0.10 39.33 14:00:08 4 57.13 0.01 3.65 0.72 0.10 38.39 14:00:08 5 55.94 0.01 3.85 0.69 0.10 39.41 14:00:08 6 55.81 0.01 3.54 0.74 0.10 39.80 14:00:08 7 57.69 0.01 3.59 0.77 0.10 37.84 14:10:15 all 9.16 0.01 1.21 0.17 0.07 89.38 14:10:15 0 7.67 0.02 1.50 0.08 0.07 90.67 14:10:15 1 9.95 0.00 1.34 0.04 0.07 88.59 14:10:15 2 9.66 0.01 1.22 0.10 0.06 88.94 14:10:15 3 9.40 0.00 1.23 0.50 0.07 88.80 14:10:15 4 9.09 0.02 1.22 0.03 0.06 89.57 14:10:15 5 9.17 0.00 1.06 0.33 0.07 89.38 14:10:15 6 10.04 0.01 1.03 0.06 0.06 88.80 14:10:15 7 8.30 0.01 1.11 0.23 0.07 90.27 14:20:01 all 5.88 0.00 1.38 0.06 0.07 92.61 14:20:01 0 5.75 0.00 1.78 0.17 0.07 92.23 14:20:01 1 5.77 0.00 1.42 0.02 0.07 92.72 14:20:01 2 5.40 0.00 1.30 0.08 0.08 93.14 14:20:01 3 5.64 0.01 1.36 0.03 0.08 92.90 14:20:01 4 6.45 0.00 1.39 0.07 0.07 92.03 14:20:01 5 5.92 0.00 1.39 0.02 0.08 92.58 14:20:01 6 6.76 0.00 1.19 0.06 0.07 91.93 14:20:01 7 5.32 0.00 1.21 0.03 0.07 93.37 14:30:18 all 8.61 0.00 2.22 0.09 0.09 89.00 14:30:18 0 8.11 0.00 2.85 0.16 0.08 88.80 14:30:18 1 8.86 0.01 2.43 0.04 0.08 88.58 14:30:18 2 8.48 0.00 2.27 0.03 0.09 89.12 14:30:18 3 8.75 0.00 2.05 0.05 0.09 89.06 14:30:18 4 8.37 0.00 2.08 0.06 0.08 89.41 14:30:18 5 8.78 0.00 2.09 0.11 0.09 88.93 14:30:18 6 8.91 0.00 2.04 0.14 0.09 88.82 14:30:18 7 8.59 0.00 1.96 0.10 0.09 89.26 Average: all 40.11 0.00 2.63 0.27 0.09 56.89 Average: 0 39.97 0.00 2.88 0.29 0.09 56.77 Average: 1 40.03 0.00 2.62 0.24 0.09 57.01 Average: 2 40.28 0.00 2.65 0.23 0.10 56.75 Average: 3 39.96 0.01 2.60 0.31 0.10 57.02 Average: 4 40.40 0.01 2.59 0.25 0.09 56.66 Average: 5 40.28 0.00 2.61 0.28 0.10 56.73 Average: 6 40.08 0.00 2.50 0.26 0.09 57.07 Average: 7 39.91 0.00 2.57 0.32 0.09 57.11