---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1248 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 881 12231 4 18979 30743 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:1a:f4:29 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.91/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84446sec preferred_lft 84446sec inet6 fe80::f816:3eff:fe1a:f429/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:15:d9:85:ba:50 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::7015:d9ff:fe85:ba50/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1248) 05/19/26 _x86_64_ (8 CPU) 07:38:47 LINUX RESTART (8 CPU) 07:40:22 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:50:00 658.91 4.67 636.43 17.81 304.79 67593.22 87614.95 08:00:01 77.80 0.39 74.74 2.67 16.38 8106.98 1155.36 08:10:08 13.30 0.00 12.76 0.54 0.16 462.15 5910.52 Average: 243.82 1.64 235.34 6.85 104.14 24747.34 30737.68 07:40:22 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:50:00 8552544 27352008 4851620 14.76 581896 17335728 4967512 14.65 4574036 18024380 1404832 08:00:01 827652 20339596 11812608 35.95 597660 18026908 17675888 52.12 4895420 23445248 552 08:10:08 5735096 24868524 7286992 22.17 598012 17662356 9762944 28.79 4738428 18731416 304 Average: 5038431 24186709 7983740 24.29 592523 17674997 10802115 31.85 4735961 20067015 468563 07:40:22 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:50:00 lo 0.92 0.92 0.09 0.09 0.00 0.00 0.00 0.00 07:50:00 ens3 567.98 356.69 4379.59 110.22 0.00 0.00 0.00 0.00 07:50:00 docker0 20.90 39.30 1.30 896.95 0.00 0.00 0.00 0.00 07:50:00 br-6be3b352880b 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 lo 1.40 1.40 2.45 2.45 0.00 0.00 0.00 0.00 08:00:01 ens3 7.91 5.09 2.86 2.48 0.00 0.00 0.00 0.00 08:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 br-6be3b352880b 0.87 0.82 2.31 0.17 0.00 0.00 0.00 0.00 08:00:01 vethe5b1f49 0.03 0.14 0.00 0.01 0.00 0.00 0.00 0.00 08:00:01 veth0e2b443 0.02 0.12 0.00 0.01 0.00 0.00 0.00 0.00 08:00:01 veth6332ccf 109.50 116.30 65.44 54.88 0.00 0.00 0.00 0.01 08:00:01 veth1c548f3 0.52 0.45 0.06 0.30 0.00 0.00 0.00 0.00 08:00:01 veth2bdf1b4 0.13 0.20 0.01 0.04 0.00 0.00 0.00 0.00 08:00:01 vethfee4c4c 81.75 76.66 55.83 37.83 0.00 0.00 0.00 0.00 08:00:01 veth8ecda2d 33.48 30.88 14.48 26.66 0.00 0.00 0.00 0.00 08:10:08 lo 11.09 11.09 53.94 53.94 0.00 0.00 0.00 0.00 08:10:08 ens3 18.04 11.46 5.04 5.13 0.00 0.00 0.00 0.00 08:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:08 br-6be3b352880b 6.19 6.15 52.96 1.13 0.00 0.00 0.00 0.00 08:10:08 vethe5b1f49 0.00 0.04 0.00 0.01 0.00 0.00 0.00 0.00 08:10:08 veth0e2b443 0.00 0.04 0.00 0.01 0.00 0.00 0.00 0.00 08:10:08 veth6332ccf 292.98 316.14 239.52 136.44 0.00 0.00 0.00 0.02 08:10:08 veth1c548f3 0.41 0.23 0.07 0.34 0.00 0.00 0.00 0.00 Average: lo 4.54 4.54 19.20 19.20 0.00 0.00 0.00 0.00 Average: ens3 192.51 120.98 1419.23 38.23 0.00 0.00 0.00 0.00 Average: docker0 6.76 12.71 0.42 290.12 0.00 0.00 0.00 0.00 Average: br-6be3b352880b 2.40 2.37 18.79 0.44 0.00 0.00 0.00 0.00 Average: vethe5b1f49 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth0e2b443 0.01 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth6332ccf 136.49 146.66 103.48 64.87 0.00 0.00 0.00 0.01 Average: veth1c548f3 0.31 0.23 0.05 0.22 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1248) 05/19/26 _x86_64_ (8 CPU) 07:38:47 LINUX RESTART (8 CPU) 07:40:22 CPU %user %nice %system %iowait %steal %idle 07:50:00 all 34.97 0.00 5.28 1.97 0.11 57.67 07:50:00 0 34.83 0.00 5.52 2.25 0.10 57.30 07:50:00 1 38.56 0.00 5.20 1.97 0.11 54.15 07:50:00 2 28.60 0.00 5.28 1.34 0.10 64.69 07:50:00 3 36.37 0.00 5.16 1.75 0.11 56.61 07:50:00 4 33.48 0.00 5.57 2.37 0.11 58.46 07:50:00 5 35.66 0.00 5.37 2.28 0.11 56.58 07:50:00 6 34.19 0.00 5.24 2.18 0.11 58.29 07:50:00 7 38.08 0.00 4.87 1.66 0.10 55.28 08:00:01 all 10.06 0.02 1.15 0.38 0.07 88.33 08:00:01 0 10.53 0.01 1.14 0.06 0.06 88.19 08:00:01 1 9.32 0.02 1.23 0.37 0.07 89.00 08:00:01 2 10.34 0.02 1.27 0.39 0.07 87.91 08:00:01 3 9.93 0.03 1.15 0.30 0.07 88.53 08:00:01 4 10.18 0.05 1.09 0.48 0.07 88.13 08:00:01 5 10.55 0.02 1.06 0.21 0.06 88.10 08:00:01 6 9.65 0.01 1.06 1.05 0.06 88.18 08:00:01 7 9.95 0.02 1.21 0.18 0.07 88.57 08:10:08 all 5.23 0.00 1.15 0.03 0.07 93.51 08:10:08 0 4.29 0.00 1.21 0.03 0.07 94.40 08:10:08 1 5.39 0.00 1.37 0.04 0.08 93.11 08:10:08 2 6.17 0.00 1.10 0.04 0.07 92.61 08:10:08 3 4.78 0.00 1.20 0.02 0.07 93.94 08:10:08 4 4.79 0.00 1.01 0.04 0.07 94.09 08:10:08 5 4.91 0.00 0.95 0.02 0.06 94.05 08:10:08 6 4.78 0.00 1.12 0.08 0.07 93.95 08:10:08 7 6.76 0.00 1.22 0.02 0.06 91.95 Average: all 16.47 0.01 2.48 0.78 0.08 80.18 Average: 0 16.27 0.01 2.58 0.76 0.08 80.31 Average: 1 17.45 0.01 2.56 0.78 0.09 79.12 Average: 2 14.84 0.01 2.51 0.58 0.08 81.98 Average: 3 16.72 0.01 2.46 0.67 0.08 80.06 Average: 4 15.89 0.02 2.52 0.94 0.08 80.56 Average: 5 16.73 0.01 2.41 0.81 0.08 79.96 Average: 6 15.93 0.00 2.43 1.08 0.08 80.47 Average: 7 17.95 0.01 2.39 0.60 0.08 78.96