---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2994 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 842 12541 4 18708 30782 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:fb:11:87 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.121/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84122sec preferred_lft 84122sec inet6 fe80::f816:3eff:fefb:1187/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:46:32:91:df:b0 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::d446:32ff:fe91:dfb0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2994) 03/19/26 _x86_64_ (8 CPU) 06:51:08 LINUX RESTART (8 CPU) 07:00:21 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:10:21 271.83 0.41 260.25 11.17 17.26 38882.45 42407.46 07:20:00 9.72 0.13 9.32 0.26 5.45 406.42 2366.24 Average: 143.16 0.27 137.08 5.82 11.46 19995.32 22752.01 07:00:21 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:10:21 3410228 22596200 9558472 29.09 594636 17730944 15784592 46.55 4701120 21096004 23716 07:20:00 1492148 20737120 11415500 34.74 595832 17783568 16942784 49.96 4760264 22947544 700 Average: 2451188 21666660 10486986 31.91 595234 17757256 16363688 48.25 4730692 22021774 12208 07:00:21 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:10:21 lo 0.76 0.76 0.11 0.11 0.00 0.00 0.00 0.00 07:10:21 ens3 180.10 122.28 2179.54 28.79 0.00 0.00 0.00 0.00 07:10:21 docker0 20.04 27.00 1.10 302.26 0.00 0.00 0.00 0.00 07:10:21 br-b030445966d8 0.28 0.25 0.01 0.02 0.00 0.00 0.00 0.00 07:10:21 veth9133ad5 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 07:10:21 veth8759b3e 0.09 0.16 0.01 0.01 0.00 0.00 0.00 0.00 07:10:21 veth4343a2b 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 07:10:21 veth9d6505a 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 07:10:21 veth8f622f6 6.50 6.17 4.40 1.27 0.00 0.00 0.00 0.00 07:10:21 veth8f86aba 0.72 0.75 0.09 0.90 0.00 0.00 0.00 0.00 07:10:21 veth2365320 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 07:10:21 vethcf2dfcb 0.32 0.34 0.04 0.51 0.00 0.00 0.00 0.00 07:20:00 lo 3.69 3.69 10.36 10.36 0.00 0.00 0.00 0.00 07:20:00 ens3 4.73 3.35 1.99 2.02 0.00 0.00 0.00 0.00 07:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:00 br-b030445966d8 1.93 1.87 9.83 0.56 0.00 0.00 0.00 0.00 07:20:00 veth9133ad5 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 07:20:00 veth8759b3e 0.54 0.35 0.08 0.38 0.00 0.00 0.00 0.00 07:20:00 veth4343a2b 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 07:20:00 veth9d6505a 0.23 0.21 0.03 0.09 0.00 0.00 0.00 0.00 07:20:00 veth8f622f6 183.71 197.55 126.60 94.80 0.00 0.00 0.00 0.01 07:20:00 veth8f86aba 107.07 99.51 75.76 52.76 0.00 0.00 0.00 0.01 07:20:00 vethcf2dfcb 96.76 89.86 44.61 77.16 0.00 0.00 0.00 0.01 Average: lo 2.20 2.20 5.14 5.14 0.00 0.00 0.00 0.00 Average: ens3 94.01 63.90 1110.62 15.65 0.00 0.00 0.00 0.00 Average: docker0 10.20 13.75 0.56 153.89 0.00 0.00 0.00 0.00 Average: br-b030445966d8 1.09 1.04 4.83 0.28 0.00 0.00 0.00 0.00 Average: veth9133ad5 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth8759b3e 0.31 0.25 0.04 0.19 0.00 0.00 0.00 0.00 Average: veth4343a2b 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth9d6505a 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: veth8f622f6 93.49 100.12 64.39 47.18 0.00 0.00 0.00 0.01 Average: veth8f86aba 52.92 49.23 37.23 26.35 0.00 0.00 0.00 0.00 Average: vethcf2dfcb 47.66 44.28 21.92 38.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2994) 03/19/26 _x86_64_ (8 CPU) 06:51:08 LINUX RESTART (8 CPU) 07:00:21 CPU %user %nice %system %iowait %steal %idle 07:10:21 all 20.64 0.02 3.09 0.63 0.07 75.55 07:10:21 0 16.87 0.01 2.75 0.73 0.06 79.58 07:10:21 1 19.65 0.03 3.36 0.74 0.07 76.16 07:10:21 2 20.61 0.01 3.45 0.61 0.07 75.24 07:10:21 3 19.23 0.02 2.58 0.31 0.07 77.79 07:10:21 4 27.65 0.02 3.70 0.53 0.07 68.03 07:10:21 5 24.24 0.04 2.95 0.71 0.06 72.00 07:10:21 6 19.31 0.02 2.97 0.40 0.06 77.24 07:10:21 7 17.58 0.02 2.96 1.04 0.06 78.35 07:20:00 all 7.64 0.00 0.95 0.02 0.07 91.33 07:20:00 0 6.42 0.00 0.93 0.01 0.07 92.57 07:20:00 1 8.16 0.00 1.02 0.01 0.07 90.74 07:20:00 2 9.45 0.00 1.10 0.01 0.07 89.36 07:20:00 3 7.94 0.00 0.97 0.02 0.07 91.01 07:20:00 4 7.89 0.00 0.91 0.09 0.06 91.05 07:20:00 5 6.88 0.00 0.81 0.01 0.07 92.23 07:20:00 6 7.27 0.00 0.95 0.01 0.07 91.71 07:20:00 7 7.11 0.00 0.88 0.01 0.07 91.94 Average: all 14.26 0.01 2.04 0.33 0.07 83.29 Average: 0 11.74 0.01 1.86 0.38 0.06 85.95 Average: 1 14.01 0.01 2.21 0.38 0.07 83.31 Average: 2 15.14 0.01 2.30 0.32 0.07 82.17 Average: 3 13.70 0.01 1.79 0.17 0.07 84.27 Average: 4 17.94 0.01 2.33 0.31 0.06 79.35 Average: 5 15.71 0.02 1.90 0.37 0.06 81.94 Average: 6 13.40 0.01 1.98 0.21 0.06 84.34 Average: 7 12.44 0.01 1.94 0.53 0.06 85.01