---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2359 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 873 13771 3 17447 30747 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:46:eb:96 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.228/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83222sec preferred_lft 83222sec inet6 fe80::f816:3eff:fe46:eb96/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:a0:b3:75:21:29 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::a0a0:b3ff:fe75:2129/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2359) 03/16/26 _x86_64_ (8 CPU) 10:50:34 LINUX RESTART (8 CPU) 11:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:10:00 414.91 0.61 385.81 28.49 17.94 41450.50 512535.72 11:20:01 52.57 0.14 49.22 3.21 5.56 3357.09 17088.40 11:30:01 21.66 0.07 19.87 1.71 2.49 4080.20 25631.09 11:40:01 13.93 0.06 12.93 0.94 1.63 2511.76 22832.24 Average: 125.72 0.22 116.91 8.59 6.90 12844.65 144453.95 11:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:10:00 5976620 24874524 7286424 22.17 585760 17446900 10887244 32.11 4647376 18614816 604 11:20:01 1181308 20681160 11422732 34.76 597696 18050248 17050580 50.28 5045756 22931864 32052 11:30:01 514724 19390564 12617680 38.40 580664 17537364 18942204 55.86 5001020 23600996 10500 11:40:01 871152 19565772 12442656 37.86 577240 17362224 18598520 54.84 4943920 23314284 33076 Average: 2135951 21128005 10942373 33.30 585340 17599184 16369637 48.27 4909518 22115490 19058 11:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:10:00 lo 0.63 0.63 0.11 0.11 0.00 0.00 0.00 0.00 11:10:00 ens3 193.61 124.05 2177.27 32.28 0.00 0.00 0.00 0.00 11:10:00 docker0 19.30 27.52 1.05 301.84 0.00 0.00 0.00 0.00 11:10:00 br-fe701a01acbe 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 11:10:00 veth716b3e3 0.04 0.10 0.00 0.01 0.00 0.00 0.00 0.00 11:10:00 veth016bf9a 0.02 0.08 0.00 0.00 0.00 0.00 0.00 0.00 11:10:00 veth8812537 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 11:10:00 veth5eaacdd 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 11:10:00 vethf5f52c4 0.82 0.91 0.62 0.08 0.00 0.00 0.00 0.00 11:10:00 vethe13c38f 0.80 0.76 0.07 0.62 0.00 0.00 0.00 0.00 11:20:01 lo 6.16 6.16 14.98 14.98 0.00 0.00 0.00 0.00 11:20:01 ens3 6.24 4.91 11.49 1.56 0.00 0.00 0.00 0.00 11:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:01 br-fe701a01acbe 5.40 6.35 2.83 22.59 0.00 0.00 0.00 0.00 11:20:01 veth716b3e3 4.80 5.39 59.91 24.09 0.00 0.00 0.00 0.00 11:20:01 veth016bf9a 8.04 9.03 2.08 82.07 0.00 0.00 0.00 0.01 11:20:01 veth8812537 0.09 0.13 0.01 0.03 0.00 0.00 0.00 0.00 11:20:01 veth5eaacdd 3.35 2.72 23.97 5.90 0.00 0.00 0.00 0.00 11:20:01 vethf5f52c4 95.55 100.71 51.72 47.17 0.00 0.00 0.00 0.00 11:20:01 vethf9f86f3 80.54 76.32 58.69 37.42 0.00 0.00 0.00 0.00 11:20:01 veth9728304 20.52 18.75 7.94 13.88 0.00 0.00 0.00 0.00 11:30:01 lo 31.48 31.48 130.86 130.86 0.00 0.00 0.00 0.00 11:30:01 ens3 7.52 6.25 21.02 2.15 0.00 0.00 0.00 0.00 11:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:01 br-fe701a01acbe 28.26 30.58 24.36 128.49 0.00 0.00 0.00 0.00 11:30:01 veth716b3e3 19.14 20.23 188.36 116.57 0.00 0.00 0.00 0.02 11:30:01 veth016bf9a 38.97 41.89 25.34 314.95 0.00 0.00 0.00 0.03 11:30:01 veth8812537 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 11:30:01 veth5eaacdd 13.23 11.79 116.43 53.48 0.00 0.00 0.00 0.01 11:30:01 vethf5f52c4 52.62 58.05 35.53 20.03 0.00 0.00 0.00 0.00 11:30:01 vethf9f86f3 32.92 30.10 60.23 13.70 0.00 0.00 0.00 0.00 11:30:01 veth9728304 31.47 28.62 13.21 24.11 0.00 0.00 0.00 0.00 11:40:01 lo 31.04 31.04 145.13 145.13 0.00 0.00 0.00 0.00 11:40:01 ens3 1.76 1.46 3.62 0.66 0.00 0.00 0.00 0.00 11:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:01 br-fe701a01acbe 26.67 26.88 32.52 117.49 0.00 0.00 0.00 0.00 11:40:01 veth716b3e3 12.77 13.46 88.14 76.09 0.00 0.00 0.00 0.01 11:40:01 veth016bf9a 33.02 33.70 33.01 204.00 0.00 0.00 0.00 0.02 11:40:01 veth8812537 0.02 0.03 0.00 0.01 0.00 0.00 0.00 0.00 11:40:01 veth5eaacdd 11.52 10.67 76.45 71.44 0.00 0.00 0.00 0.01 11:40:01 vethf5f52c4 67.01 73.40 48.94 23.66 0.00 0.00 0.00 0.00 11:40:01 vethf9f86f3 46.41 43.04 80.26 24.10 0.00 0.00 0.00 0.01 11:40:01 veth9728304 34.24 30.94 15.14 27.24 0.00 0.00 0.00 0.00 Average: lo 17.33 17.33 72.77 72.77 0.00 0.00 0.00 0.00 Average: ens3 52.26 34.15 553.05 9.16 0.00 0.00 0.00 0.00 Average: docker0 4.82 6.88 0.26 75.42 0.00 0.00 0.00 0.00 Average: br-fe701a01acbe 15.13 16.00 14.93 67.15 0.00 0.00 0.00 0.00 Average: veth716b3e3 9.19 9.80 84.11 54.20 0.00 0.00 0.00 0.01 Average: veth016bf9a 20.02 21.18 15.11 150.27 0.00 0.00 0.00 0.01 Average: veth8812537 0.04 0.06 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth5eaacdd 7.03 6.32 54.22 32.71 0.00 0.00 0.00 0.00 Average: vethf5f52c4 54.01 58.28 34.21 22.74 0.00 0.00 0.00 0.00 Average: vethf9f86f3 39.98 37.37 49.80 18.81 0.00 0.00 0.00 0.00 Average: veth9728304 21.56 19.58 9.07 16.31 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2359) 03/16/26 _x86_64_ (8 CPU) 10:50:34 LINUX RESTART (8 CPU) 11:00:01 CPU %user %nice %system %iowait %steal %idle 11:10:00 all 21.72 0.00 3.25 0.73 0.07 74.23 11:10:00 0 17.22 0.00 2.35 0.34 0.06 80.02 11:10:00 1 24.86 0.00 3.98 0.67 0.08 70.40 11:10:00 2 24.04 0.01 3.52 0.65 0.08 71.71 11:10:00 3 19.05 0.00 3.06 0.83 0.06 76.99 11:10:00 4 17.31 0.00 3.31 0.66 0.07 78.65 11:10:00 5 21.11 0.00 3.03 0.77 0.08 75.01 11:10:00 6 30.74 0.00 3.58 0.78 0.08 64.82 11:10:00 7 19.45 0.00 3.19 1.10 0.07 76.20 11:20:01 all 10.50 0.02 1.19 0.25 0.08 87.95 11:20:01 0 10.33 0.02 1.29 0.48 0.08 87.80 11:20:01 1 11.41 0.01 1.14 0.13 0.08 87.23 11:20:01 2 9.96 0.02 1.10 0.49 0.07 88.36 11:20:01 3 11.22 0.03 1.18 0.20 0.08 87.28 11:20:01 4 10.40 0.03 1.25 0.12 0.07 88.13 11:20:01 5 9.63 0.03 1.18 0.16 0.07 88.92 11:20:01 6 10.61 0.01 1.23 0.33 0.07 87.74 11:20:01 7 10.47 0.04 1.17 0.09 0.07 88.16 11:30:01 all 8.83 0.00 1.95 0.09 0.09 89.04 11:30:01 0 9.03 0.01 1.97 0.05 0.09 88.86 11:30:01 1 11.29 0.01 2.30 0.15 0.09 86.16 11:30:01 2 8.78 0.01 1.91 0.10 0.09 89.12 11:30:01 3 9.07 0.00 1.87 0.08 0.09 88.88 11:30:01 4 7.85 0.00 1.93 0.06 0.09 90.06 11:30:01 5 8.16 0.01 1.86 0.04 0.09 89.85 11:30:01 6 7.86 0.00 1.88 0.03 0.09 90.13 11:30:01 7 8.55 0.01 1.90 0.21 0.09 89.25 11:40:01 all 7.70 0.00 1.87 0.04 0.09 90.30 11:40:01 0 7.20 0.00 1.98 0.03 0.09 90.70 11:40:01 1 8.34 0.00 2.03 0.06 0.09 89.48 11:40:01 2 7.65 0.00 1.96 0.03 0.09 90.27 11:40:01 3 7.78 0.00 1.84 0.03 0.09 90.26 11:40:01 4 8.17 0.00 1.76 0.03 0.09 89.95 11:40:01 5 7.62 0.00 1.78 0.03 0.09 90.48 11:40:01 6 7.53 0.00 1.81 0.02 0.09 90.55 11:40:01 7 7.33 0.00 1.78 0.11 0.09 90.69 Average: all 12.19 0.01 2.07 0.28 0.08 85.38 Average: 0 10.95 0.01 1.90 0.22 0.08 86.84 Average: 1 13.98 0.01 2.36 0.25 0.09 83.32 Average: 2 12.61 0.01 2.12 0.32 0.08 84.86 Average: 3 11.78 0.01 1.99 0.29 0.08 85.85 Average: 4 10.94 0.01 2.06 0.22 0.08 86.69 Average: 5 11.63 0.01 1.96 0.25 0.08 86.06 Average: 6 14.18 0.00 2.13 0.29 0.08 83.32 Average: 7 11.45 0.01 2.01 0.38 0.08 86.08