---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-18976 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 17G 139G 11% / 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 732 20861 4 10497 30892 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:08:ff:35 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.100/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84172sec preferred_lft 84172sec inet6 fe80::f816:3eff:fe08:ff35/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:bb:09:ac:96:9e 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::40bb:9ff:feac:969e/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-18976) 02/21/26 _x86_64_ (8 CPU) 14:45:54 LINUX RESTART (8 CPU) 14:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:00:00 6.66 0.57 5.55 0.53 608.55 895.43 4280.69 15:10:00 1.65 0.21 1.44 0.00 1.76 16.93 91.73 15:20:00 131.62 5.13 119.62 6.87 642.95 27779.88 4476.08 Average: 46.64 1.97 42.20 2.47 417.75 9564.08 2949.50 14:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:00:00 29736748 31763056 617416 1.88 66084 2295648 1523312 4.49 376584 2456972 152 15:10:00 29732804 31760356 620400 1.89 67212 2295636 1523700 4.49 377716 2463276 8 15:20:00 19241708 29379620 2856404 8.69 220312 9920396 9366888 27.62 1411788 11412104 85052 Average: 26237087 30967677 1364740 4.15 117869 4837227 4137967 12.20 722029 5444117 28404 14:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:00:00 lo 0.17 0.17 0.01 0.01 0.00 0.00 0.00 0.00 15:00:00 ens3 18.36 11.28 268.58 1.04 0.00 0.00 0.00 0.00 15:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:00 lo 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 15:10:00 ens3 0.37 0.20 0.14 0.25 0.00 0.00 0.00 0.00 15:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:00 lo 1.35 1.35 0.25 0.25 0.00 0.00 0.00 0.00 15:20:00 ens3 169.91 102.56 3827.26 13.05 0.00 0.00 0.00 0.00 15:20:00 docker0 3.57 5.58 0.36 138.30 0.00 0.00 0.00 0.00 15:20:00 br-5051c7d555bc 1.31 2.27 0.09 37.54 0.00 0.00 0.00 0.00 15:20:00 vetha637f74 0.01 0.10 0.00 0.01 0.00 0.00 0.00 0.00 15:20:00 veth0c44baf 14.88 17.09 2.78 2.66 0.00 0.00 0.00 0.00 15:20:00 vetha4cab29 0.10 0.18 0.01 0.22 0.00 0.00 0.00 0.00 15:20:00 veth80191d7 0.50 0.67 0.08 0.09 0.00 0.00 0.00 0.00 15:20:00 veth270a3c1 1.21 2.31 0.10 37.54 0.00 0.00 0.00 0.00 15:20:00 vethb654cfd 2.79 2.24 0.29 0.32 0.00 0.00 0.00 0.00 15:20:00 veth54c8807 9.22 9.23 1.66 1.87 0.00 0.00 0.00 0.00 15:20:00 veth4c9fe3e 1.61 1.97 0.34 0.21 0.00 0.00 0.00 0.00 15:20:00 veth29070a9 0.65 0.90 0.10 0.08 0.00 0.00 0.00 0.00 Average: lo 0.53 0.53 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 62.88 38.01 1365.33 4.78 0.00 0.00 0.00 0.00 Average: docker0 1.19 1.86 0.12 46.10 0.00 0.00 0.00 0.00 Average: br-5051c7d555bc 0.44 0.76 0.03 12.51 0.00 0.00 0.00 0.00 Average: vetha637f74 0.00 0.03 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth0c44baf 4.96 5.70 0.93 0.89 0.00 0.00 0.00 0.00 Average: vetha4cab29 0.03 0.06 0.00 0.07 0.00 0.00 0.00 0.00 Average: veth80191d7 0.17 0.22 0.03 0.03 0.00 0.00 0.00 0.00 Average: veth270a3c1 0.40 0.77 0.03 12.51 0.00 0.00 0.00 0.00 Average: vethb654cfd 0.93 0.75 0.10 0.11 0.00 0.00 0.00 0.00 Average: veth54c8807 3.07 3.08 0.55 0.62 0.00 0.00 0.00 0.00 Average: veth4c9fe3e 0.54 0.66 0.11 0.07 0.00 0.00 0.00 0.00 Average: veth29070a9 0.22 0.30 0.03 0.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-18976) 02/21/26 _x86_64_ (8 CPU) 14:45:54 LINUX RESTART (8 CPU) 14:50:00 CPU %user %nice %system %iowait %steal %idle 15:00:00 all 0.28 0.00 0.10 0.10 0.01 99.50 15:00:00 0 0.16 0.00 0.08 0.09 0.01 99.67 15:00:00 1 0.61 0.00 0.13 0.09 0.02 99.16 15:00:00 2 0.30 0.00 0.09 0.29 0.01 99.31 15:00:00 3 0.13 0.00 0.09 0.02 0.02 99.74 15:00:00 4 0.44 0.00 0.09 0.24 0.02 99.21 15:00:00 5 0.17 0.00 0.17 0.07 0.01 99.59 15:00:00 6 0.31 0.00 0.10 0.03 0.00 99.56 15:00:00 7 0.16 0.00 0.07 0.01 0.01 99.76 15:10:00 all 0.04 0.00 0.01 0.01 0.01 99.93 15:10:00 0 0.03 0.00 0.00 0.00 0.00 99.96 15:10:00 1 0.22 0.00 0.03 0.00 0.03 99.72 15:10:00 2 0.03 0.00 0.03 0.03 0.02 99.90 15:10:00 3 0.03 0.00 0.02 0.01 0.01 99.93 15:10:00 4 0.01 0.00 0.01 0.00 0.01 99.97 15:10:00 5 0.01 0.00 0.02 0.00 0.01 99.96 15:10:00 6 0.01 0.00 0.01 0.00 0.00 99.98 15:10:00 7 0.00 0.00 0.01 0.00 0.00 99.99 15:20:00 all 6.54 0.00 1.80 1.77 0.04 89.84 15:20:00 0 6.62 0.00 1.94 1.30 0.04 90.11 15:20:00 1 7.05 0.00 1.79 1.98 0.05 89.12 15:20:00 2 5.51 0.00 1.96 2.81 0.05 89.67 15:20:00 3 8.97 0.00 1.70 1.91 0.04 87.37 15:20:00 4 7.62 0.00 1.86 1.74 0.04 88.74 15:20:00 5 5.18 0.00 1.46 0.91 0.05 92.41 15:20:00 6 5.97 0.00 1.95 1.94 0.04 90.10 15:20:00 7 5.44 0.00 1.73 1.60 0.04 91.19 Average: all 2.28 0.00 0.64 0.62 0.02 96.44 Average: 0 2.26 0.00 0.67 0.46 0.02 96.59 Average: 1 2.62 0.00 0.65 0.69 0.03 96.01 Average: 2 1.93 0.00 0.69 1.04 0.03 96.31 Average: 3 3.03 0.00 0.60 0.64 0.03 95.71 Average: 4 2.68 0.00 0.65 0.66 0.02 95.99 Average: 5 1.78 0.00 0.54 0.32 0.02 97.33 Average: 6 2.09 0.00 0.68 0.65 0.01 96.56 Average: 7 1.86 0.00 0.60 0.53 0.02 96.99