---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4413 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 1026 12286 4 18779 30598 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:b3:98:db brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.213/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84498sec preferred_lft 84498sec inet6 fe80::f816:3eff:feb3:98db/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:aa:fe:c7:8b:bb 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::b8aa:feff:fec7:8bbb/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-4413) 03/24/26 _x86_64_ (8 CPU) 07:03:31 LINUX RESTART (8 CPU) 07:10:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:20:01 216.63 0.43 208.75 7.44 18.68 41171.95 41657.63 07:30:21 11.85 0.11 11.45 0.29 4.94 476.58 4482.12 Average: 111.18 0.27 107.16 3.76 11.61 20217.34 22515.44 07:10:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:20:01 2211100 21492044 10661760 32.44 591104 17825168 16365644 48.26 4713360 22261624 308 07:30:21 889524 20267752 11885052 36.17 591508 17916964 17331128 51.11 4756116 23540996 1096 Average: 1550312 20879898 11273406 34.30 591306 17871066 16848386 49.68 4734738 22901310 702 07:10:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:20:01 lo 0.61 0.61 0.09 0.09 0.00 0.00 0.00 0.00 07:20:01 ens3 240.00 141.61 2029.94 48.96 0.00 0.00 0.00 0.00 07:20:01 docker0 13.79 27.14 0.80 566.75 0.00 0.00 0.00 0.00 07:20:01 br-7d42edcd62cb 0.30 0.26 0.01 0.02 0.00 0.00 0.00 0.00 07:20:01 veth7442a4b 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 07:20:01 veth93c2042 26.92 27.14 7.87 6.52 0.00 0.00 0.00 0.00 07:20:01 vethfcee51e 0.37 0.37 0.04 0.17 0.00 0.00 0.00 0.00 07:20:01 vethb60eddc 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 07:20:01 veth36cc04e 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 07:20:01 veth6158f88 21.63 21.45 6.61 4.13 0.00 0.00 0.00 0.00 07:20:01 vethc0462aa 0.20 0.29 0.34 1.16 0.00 0.00 0.00 0.00 07:20:01 vethd9b5bdb 1.35 1.12 0.18 1.19 0.00 0.00 0.00 0.00 07:30:21 lo 7.81 7.81 35.47 35.47 0.00 0.00 0.00 0.00 07:30:21 ens3 15.34 11.05 5.67 5.53 0.00 0.00 0.00 0.00 07:30:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:21 br-7d42edcd62cb 4.26 4.13 34.64 0.91 0.00 0.00 0.00 0.00 07:30:21 veth7442a4b 0.22 0.19 0.02 0.08 0.00 0.00 0.00 0.00 07:30:21 veth93c2042 301.17 324.94 235.47 154.20 0.00 0.00 0.00 0.02 07:30:21 vethfcee51e 0.40 0.20 0.07 0.35 0.00 0.00 0.00 0.00 07:30:21 vethb60eddc 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:21 veth36cc04e 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:21 veth6158f88 128.64 118.33 110.01 75.40 0.00 0.00 0.00 0.01 07:30:21 vethd9b5bdb 204.63 190.60 93.35 164.15 0.00 0.00 0.00 0.01 Average: lo 4.32 4.32 18.30 18.30 0.00 0.00 0.00 0.00 Average: ens3 124.32 74.38 987.61 26.59 0.00 0.00 0.00 0.00 Average: docker0 6.69 13.16 0.39 274.92 0.00 0.00 0.00 0.00 Average: br-7d42edcd62cb 2.34 2.26 17.84 0.48 0.00 0.00 0.00 0.00 Average: veth7442a4b 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: veth93c2042 168.13 180.48 125.07 82.56 0.00 0.00 0.00 0.01 Average: vethfcee51e 0.38 0.29 0.05 0.26 0.00 0.00 0.00 0.00 Average: vethb60eddc 0.02 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth36cc04e 0.01 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth6158f88 76.73 71.34 59.85 40.83 0.00 0.00 0.00 0.00 Average: vethd9b5bdb 106.02 98.69 48.16 85.10 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4413) 03/24/26 _x86_64_ (8 CPU) 07:03:31 LINUX RESTART (8 CPU) 07:10:16 CPU %user %nice %system %iowait %steal %idle 07:20:01 all 17.11 0.02 2.59 0.93 0.07 79.28 07:20:01 0 16.85 0.01 2.45 1.03 0.07 79.59 07:20:01 1 15.86 0.02 2.35 0.77 0.08 80.91 07:20:01 2 16.39 0.03 2.82 0.71 0.07 79.97 07:20:01 3 15.72 0.01 2.62 1.23 0.08 80.35 07:20:01 4 17.73 0.03 2.76 1.01 0.07 78.40 07:20:01 5 20.23 0.01 2.62 0.62 0.08 76.44 07:20:01 6 17.98 0.01 2.27 0.56 0.07 79.11 07:20:01 7 16.11 0.02 2.84 1.50 0.07 79.47 07:30:21 all 7.53 0.00 1.21 0.03 0.08 91.15 07:30:21 0 7.58 0.00 1.38 0.02 0.07 90.96 07:30:21 1 8.32 0.00 1.45 0.05 0.09 90.09 07:30:21 2 8.27 0.00 1.24 0.02 0.08 90.39 07:30:21 3 7.21 0.00 1.03 0.01 0.07 91.68 07:30:21 4 7.68 0.00 1.19 0.03 0.08 91.01 07:30:21 5 6.84 0.00 1.25 0.03 0.08 91.81 07:30:21 6 7.42 0.00 1.04 0.04 0.07 91.43 07:30:21 7 6.96 0.00 1.15 0.04 0.07 91.79 Average: all 12.19 0.01 1.88 0.47 0.07 85.38 Average: 0 12.09 0.01 1.90 0.51 0.07 85.43 Average: 1 11.99 0.01 1.89 0.40 0.08 85.63 Average: 2 12.22 0.02 2.01 0.35 0.08 85.32 Average: 3 11.34 0.00 1.80 0.60 0.08 86.18 Average: 4 12.57 0.02 1.95 0.51 0.08 84.88 Average: 5 13.37 0.01 1.92 0.32 0.08 84.31 Average: 6 12.54 0.01 1.64 0.29 0.07 85.45 Average: 7 11.40 0.01 1.97 0.75 0.07 85.80