---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-143 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 863 12805 3 18423 30761 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:fa:9e:40 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.117/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84328sec preferred_lft 84328sec inet6 fe80::f816:3eff:fefa:9e40/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:3f:2c:fc:e5:e6 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::643f:2cff:fefc:e5e6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-143) 04/10/26 _x86_64_ (8 CPU) 07:32:13 LINUX RESTART (8 CPU) 07:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:50:19 199.77 0.34 192.35 7.08 16.49 37512.65 45729.64 08:00:02 12.02 0.17 11.45 0.40 7.09 424.17 2132.63 Average: 108.58 0.26 104.48 3.84 11.92 19498.72 24554.50 07:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:50:19 1038340 20358604 11795240 35.89 593664 17857100 17635476 52.01 4755292 23389092 240 08:00:02 252796 19356108 12796728 38.94 581828 17652032 18683300 55.09 4779992 24157676 1204 Average: 645568 19857356 12295984 37.42 587746 17754566 18159388 53.55 4767642 23773384 722 07:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:50:19 lo 0.55 0.55 0.04 0.04 0.00 0.00 0.00 0.00 07:50:19 ens3 160.13 99.91 1767.65 27.30 0.00 0.00 0.00 0.00 07:50:19 docker0 16.10 30.20 0.93 582.21 0.00 0.00 0.00 0.00 07:50:19 br-72531b796e9f 0.32 0.29 0.01 0.02 0.00 0.00 0.00 0.00 07:50:19 vethb0c78e3 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 07:50:19 veth9682e6b 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 07:50:19 vethc8d880e 0.33 0.35 0.03 0.14 0.00 0.00 0.00 0.00 07:50:19 veth53b3c0a 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 07:50:19 veth243b3e4 18.93 18.84 6.04 4.98 0.00 0.00 0.00 0.00 07:50:19 veth013a705 13.65 13.61 4.97 2.52 0.00 0.00 0.00 0.00 07:50:19 vethd6dd0a9 0.17 0.25 0.28 1.04 0.00 0.00 0.00 0.00 07:50:19 veth30081e2 1.10 0.92 0.15 0.99 0.00 0.00 0.00 0.00 08:00:02 lo 6.38 6.38 28.96 28.96 0.00 0.00 0.00 0.00 08:00:02 ens3 10.54 7.41 4.09 4.38 0.00 0.00 0.00 0.00 08:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:02 br-72531b796e9f 3.55 3.40 28.34 0.80 0.00 0.00 0.00 0.00 08:00:02 vethb0c78e3 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:02 veth9682e6b 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:02 vethc8d880e 0.40 0.20 0.07 0.35 0.00 0.00 0.00 0.00 08:00:02 veth53b3c0a 0.23 0.21 0.03 0.09 0.00 0.00 0.00 0.00 08:00:02 veth243b3e4 265.45 286.57 204.63 135.95 0.00 0.00 0.00 0.02 08:00:02 veth013a705 125.03 115.18 101.71 70.26 0.00 0.00 0.00 0.01 08:00:02 veth30081e2 169.25 157.37 77.68 138.21 0.00 0.00 0.00 0.01 Average: lo 3.38 3.38 14.09 14.09 0.00 0.00 0.00 0.00 Average: ens3 87.47 54.99 911.08 16.17 0.00 0.00 0.00 0.00 Average: docker0 8.28 15.53 0.48 299.43 0.00 0.00 0.00 0.00 Average: br-72531b796e9f 1.89 1.80 13.77 0.40 0.00 0.00 0.00 0.00 Average: vethb0c78e3 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth9682e6b 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethc8d880e 0.36 0.28 0.05 0.24 0.00 0.00 0.00 0.00 Average: veth53b3c0a 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: veth243b3e4 138.67 148.88 102.50 68.59 0.00 0.00 0.00 0.01 Average: veth013a705 67.75 62.94 51.96 35.42 0.00 0.00 0.00 0.00 Average: veth30081e2 82.77 76.90 37.81 67.64 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-143) 04/10/26 _x86_64_ (8 CPU) 07:32:13 LINUX RESTART (8 CPU) 07:40:01 CPU %user %nice %system %iowait %steal %idle 07:50:19 all 15.86 0.03 3.14 3.20 0.09 77.69 07:50:19 0 16.02 0.03 3.36 2.42 0.09 78.09 07:50:19 1 17.32 0.02 3.19 3.14 0.08 76.24 07:50:19 2 15.48 0.02 3.16 2.30 0.09 78.95 07:50:19 3 14.47 0.01 2.99 5.81 0.09 76.62 07:50:19 4 16.15 0.03 3.11 2.50 0.09 78.12 07:50:19 5 15.76 0.04 3.00 5.25 0.09 75.87 07:50:19 6 15.54 0.03 3.17 1.75 0.08 79.43 07:50:19 7 16.13 0.03 3.12 2.39 0.09 78.23 08:00:02 all 8.03 0.00 1.31 0.04 0.07 90.54 08:00:02 0 7.79 0.00 1.34 0.01 0.07 90.78 08:00:02 1 8.91 0.00 1.39 0.02 0.07 89.60 08:00:02 2 7.83 0.00 1.35 0.10 0.08 90.64 08:00:02 3 7.61 0.00 1.46 0.02 0.07 90.84 08:00:02 4 9.13 0.00 1.28 0.02 0.07 89.49 08:00:02 5 7.47 0.00 1.23 0.02 0.07 91.20 08:00:02 6 7.66 0.00 1.21 0.05 0.07 91.01 08:00:02 7 7.86 0.00 1.22 0.08 0.07 90.77 Average: all 12.07 0.01 2.25 1.67 0.08 83.92 Average: 0 12.03 0.02 2.38 1.25 0.08 84.24 Average: 1 13.25 0.01 2.32 1.63 0.08 82.72 Average: 2 11.77 0.01 2.28 1.24 0.08 84.62 Average: 3 11.15 0.01 2.25 3.01 0.08 83.50 Average: 4 12.75 0.02 2.22 1.29 0.08 83.64 Average: 5 11.74 0.02 2.15 2.71 0.08 83.30 Average: 6 11.72 0.02 2.22 0.93 0.07 85.04 Average: 7 12.12 0.02 2.20 1.27 0.08 84.32