---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19567 5.15.0-170-generic #180-Ubuntu SMP Fri Jan 9 16:10:31 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 28G 128G 18% / 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 891 11511 4 19689 30732 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:67:12:e5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.44/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 82925sec preferred_lft 82925sec inet6 fe80::f816:3eff:fe67:12e5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:73:67:dd:0a:e4 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::4073:67ff:fedd:ae4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19567) 02/23/26 _x86_64_ (8 CPU) 15:21:37 LINUX RESTART (8 CPU) 15:30:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:40:12 390.93 0.45 381.57 8.91 6.27 47051.82 63298.75 15:50:01 4.19 0.01 4.06 0.12 0.39 422.60 948.92 16:00:11 112.98 0.09 92.48 20.40 11.68 11156.33 449724.16 16:10:12 27.69 1.08 25.50 1.11 21.01 2120.61 2579.78 Average: 134.54 0.41 126.41 7.72 9.89 15249.76 131010.28 15:30:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:40:12 7785040 27629284 4573068 13.92 563824 18423776 4996824 14.74 5600060 17787956 24 15:50:01 7470028 27673704 4788900 14.57 569680 18489096 5237232 15.44 5651256 18012432 28228 16:00:11 2152608 24673060 7470108 22.73 620764 20895140 11114692 32.78 6143732 20762984 208 16:10:12 280792 20559424 11578456 35.23 590472 18706996 16862292 49.72 5933524 22862020 756 Average: 4422117 25133868 7102633 21.61 586185 19128752 9552760 28.17 5832143 19856348 7304 15:30:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:40:12 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 15:40:12 ens3 174.15 104.14 1530.81 25.81 0.00 0.00 0.00 0.00 15:40:12 docker0 28.53 45.63 1.58 580.30 0.00 0.00 0.00 0.00 15:40:12 vetha44f35c 4.90 9.17 0.34 141.50 0.00 0.00 0.00 0.01 15:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 15:50:01 ens3 15.08 8.41 40.02 3.19 0.00 0.00 0.00 0.00 15:50:01 docker0 7.41 10.66 1.47 37.77 0.00 0.00 0.00 0.00 15:50:01 vetha44f35c 7.41 10.66 1.58 37.77 0.00 0.00 0.00 0.00 16:00:11 lo 0.45 0.45 0.06 0.06 0.00 0.00 0.00 0.00 16:00:11 ens3 66.52 48.64 968.22 12.01 0.00 0.00 0.00 0.00 16:00:11 docker0 5.03 7.10 0.82 57.42 0.00 0.00 0.00 0.00 16:00:11 br-b8b4acc90d1e 0.23 0.23 0.01 0.02 0.00 0.00 0.00 0.00 16:00:11 vethc62b176 0.08 0.14 0.00 0.01 0.00 0.00 0.00 0.00 16:00:11 veth7ba0734 4.49 4.17 1.89 0.95 0.00 0.00 0.00 0.00 16:00:11 veth48de2ab 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 16:00:11 veth24ba3cf 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 16:00:11 veth2ecb5e5 0.03 0.08 0.00 0.01 0.00 0.00 0.00 0.00 16:00:11 veth878038c 4.07 4.45 0.94 1.88 0.00 0.00 0.00 0.00 16:10:12 lo 3.41 3.41 9.60 9.60 0.00 0.00 0.00 0.00 16:10:12 ens3 14.74 8.86 4.06 3.66 0.00 0.00 0.00 0.00 16:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:12 br-b8b4acc90d1e 1.88 1.81 9.11 0.52 0.00 0.00 0.00 0.00 16:10:12 vethc62b176 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 16:10:12 veth7ba0734 174.37 187.17 122.50 89.52 0.00 0.00 0.00 0.01 16:10:12 veth48de2ab 0.55 0.39 0.08 0.36 0.00 0.00 0.00 0.00 16:10:12 veth24ba3cf 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 16:10:12 veth2ecb5e5 0.22 0.23 0.02 0.08 0.00 0.00 0.00 0.00 16:10:12 vethac01717 102.47 95.47 71.99 50.70 0.00 0.00 0.00 0.01 16:10:12 veth5a056b8 89.99 83.52 41.61 73.91 0.00 0.00 0.00 0.01 Average: lo 1.08 1.08 2.43 2.43 0.00 0.00 0.00 0.00 Average: ens3 67.89 42.71 640.15 11.21 0.00 0.00 0.00 0.00 Average: docker0 10.24 15.84 0.97 169.15 0.00 0.00 0.00 0.00 Average: br-b8b4acc90d1e 0.53 0.51 2.28 0.14 0.00 0.00 0.00 0.00 Average: vethc62b176 0.02 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth7ba0734 44.77 47.89 31.13 22.64 0.00 0.00 0.00 0.00 Average: veth48de2ab 0.14 0.12 0.02 0.09 0.00 0.00 0.00 0.00 Average: veth24ba3cf 0.01 0.03 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth2ecb5e5 0.06 0.08 0.01 0.02 0.00 0.00 0.00 0.00 Average: vethac01717 25.64 23.89 18.01 12.68 0.00 0.00 0.00 0.00 Average: veth5a056b8 22.52 20.90 10.41 18.49 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19567) 02/23/26 _x86_64_ (8 CPU) 15:21:37 LINUX RESTART (8 CPU) 15:30:11 CPU %user %nice %system %iowait %steal %idle 15:40:12 all 20.31 0.00 2.90 1.33 0.07 75.39 15:40:12 0 19.83 0.00 2.96 1.48 0.08 75.65 15:40:12 1 34.90 0.00 3.22 1.76 0.08 60.05 15:40:12 2 17.24 0.00 3.07 1.24 0.06 78.38 15:40:12 3 19.24 0.00 2.77 1.47 0.07 76.44 15:40:12 4 19.66 0.00 3.07 1.01 0.08 76.18 15:40:12 5 17.18 0.00 2.71 1.03 0.07 79.01 15:40:12 6 17.42 0.00 2.67 1.75 0.07 78.08 15:40:12 7 17.02 0.00 2.68 0.91 0.06 79.34 15:50:01 all 11.80 0.00 0.23 0.05 0.02 87.90 15:50:01 0 0.17 0.00 0.15 0.37 0.03 99.28 15:50:01 1 1.80 0.00 0.17 0.02 0.01 98.01 15:50:01 2 5.14 0.00 0.52 0.01 0.01 94.32 15:50:01 3 0.59 0.00 0.17 0.00 0.01 99.22 15:50:01 4 11.29 0.00 0.22 0.01 0.04 88.44 15:50:01 5 0.26 0.00 0.12 0.00 0.01 99.61 15:50:01 6 74.71 0.00 0.38 0.00 0.07 24.84 15:50:01 7 0.45 0.00 0.11 0.00 0.01 99.43 16:00:11 all 12.13 0.01 1.17 0.35 0.04 86.31 16:00:11 0 3.92 0.02 1.15 0.45 0.04 94.42 16:00:11 1 6.12 0.01 1.11 0.28 0.03 92.44 16:00:11 2 4.98 0.00 1.29 0.41 0.03 93.30 16:00:11 3 21.09 0.01 1.30 0.61 0.05 76.94 16:00:11 4 16.90 0.01 1.09 0.21 0.05 81.74 16:00:11 5 35.05 0.01 1.32 0.32 0.05 63.26 16:00:11 6 4.31 0.02 1.01 0.28 0.03 94.35 16:00:11 7 4.67 0.02 1.08 0.21 0.03 94.00 16:10:12 all 8.64 0.01 0.88 0.12 0.07 90.30 16:10:12 0 7.49 0.00 0.87 0.04 0.06 91.54 16:10:12 1 8.33 0.00 1.04 0.10 0.07 90.46 16:10:12 2 8.81 0.00 0.86 0.20 0.08 90.05 16:10:12 3 9.54 0.01 0.95 0.28 0.07 89.16 16:10:12 4 9.80 0.01 0.82 0.08 0.06 89.22 16:10:12 5 8.71 0.00 0.82 0.09 0.07 90.30 16:10:12 6 7.78 0.01 0.78 0.06 0.07 91.31 16:10:12 7 8.64 0.01 0.88 0.07 0.06 90.34 Average: all 13.22 0.00 1.30 0.46 0.05 84.97 Average: 0 7.86 0.01 1.28 0.59 0.05 90.21 Average: 1 12.80 0.00 1.39 0.54 0.05 85.22 Average: 2 9.03 0.00 1.44 0.46 0.04 89.02 Average: 3 12.70 0.00 1.30 0.59 0.05 85.35 Average: 4 14.44 0.01 1.30 0.33 0.06 83.87 Average: 5 15.45 0.00 1.25 0.36 0.05 82.89 Average: 6 25.78 0.01 1.21 0.53 0.06 72.42 Average: 7 7.70 0.01 1.19 0.30 0.04 90.76