---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1975 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 18G 138G 12% / 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 778 20518 4 10795 30846 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:90:9f:01 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.65/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85202sec preferred_lft 85202sec inet6 fe80::f816:3eff:fe90:9f01/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:6f:9f:aa:32:cd 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::c6f:9fff:feaa:32cd/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-1975) 04/15/26 _x86_64_ (8 CPU) 14:04:00 LINUX RESTART (8 CPU) 14:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:20:11 142.59 5.31 131.31 5.97 639.74 28613.55 4261.30 Average: 142.59 5.31 131.31 5.97 639.74 28613.55 4261.30 14:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:20:11 18996732 29285464 2949684 8.98 204456 10076256 9537484 28.12 1229292 11830024 258280 Average: 18996732 29285464 2949684 8.98 204456 10076256 9537484 28.12 1229292 11830024 258280 14:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:20:11 lo 1.37 1.37 0.25 0.25 0.00 0.00 0.00 0.00 14:20:11 ens3 164.16 101.99 4048.47 13.63 0.00 0.00 0.00 0.00 14:20:11 docker0 3.37 5.50 0.34 136.25 0.00 0.00 0.00 0.00 14:20:11 br-55f7b60e3915 1.31 1.91 0.09 35.54 0.00 0.00 0.00 0.00 14:20:11 vethb95f722 0.06 0.14 0.01 0.10 0.00 0.00 0.00 0.00 14:20:11 vethe8a9fcd 0.00 0.09 0.00 0.01 0.00 0.00 0.00 0.00 14:20:11 vethfcf8c2c 0.48 0.65 0.08 0.09 0.00 0.00 0.00 0.00 14:20:11 veth82b92b7 14.60 16.79 2.73 2.61 0.00 0.00 0.00 0.00 14:20:11 veth167f145 1.22 1.95 0.10 35.54 0.00 0.00 0.00 0.00 14:20:11 vethd5a9686 2.38 1.96 0.26 0.28 0.00 0.00 0.00 0.00 14:20:11 vethe30f73d 9.04 9.06 1.58 1.83 0.00 0.00 0.00 0.00 14:20:11 vetha3e7fd7 1.40 1.68 0.26 0.19 0.00 0.00 0.00 0.00 14:20:11 veth9db2d34 0.56 0.76 0.08 0.07 0.00 0.00 0.00 0.00 14:20:11 vethd74d42d 3.37 5.51 0.39 136.25 0.00 0.00 0.00 0.01 Average: lo 1.37 1.37 0.25 0.25 0.00 0.00 0.00 0.00 Average: ens3 164.16 101.99 4048.47 13.63 0.00 0.00 0.00 0.00 Average: docker0 3.37 5.50 0.34 136.25 0.00 0.00 0.00 0.00 Average: br-55f7b60e3915 1.31 1.91 0.09 35.54 0.00 0.00 0.00 0.00 Average: vethb95f722 0.06 0.14 0.01 0.10 0.00 0.00 0.00 0.00 Average: vethe8a9fcd 0.00 0.09 0.00 0.01 0.00 0.00 0.00 0.00 Average: vethfcf8c2c 0.48 0.65 0.08 0.09 0.00 0.00 0.00 0.00 Average: veth82b92b7 14.60 16.79 2.73 2.61 0.00 0.00 0.00 0.00 Average: veth167f145 1.22 1.95 0.10 35.54 0.00 0.00 0.00 0.00 Average: vethd5a9686 2.38 1.96 0.26 0.28 0.00 0.00 0.00 0.00 Average: vethe30f73d 9.04 9.06 1.58 1.83 0.00 0.00 0.00 0.00 Average: vetha3e7fd7 1.40 1.68 0.26 0.19 0.00 0.00 0.00 0.00 Average: veth9db2d34 0.56 0.76 0.08 0.07 0.00 0.00 0.00 0.00 Average: vethd74d42d 3.37 5.51 0.39 136.25 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1975) 04/15/26 _x86_64_ (8 CPU) 14:04:00 LINUX RESTART (8 CPU) 14:10:01 CPU %user %nice %system %iowait %steal %idle 14:20:11 all 5.84 0.00 1.47 0.43 0.03 92.24 14:20:11 0 4.72 0.00 1.43 0.29 0.03 93.53 14:20:11 1 5.17 0.00 1.47 0.76 0.04 92.56 14:20:11 2 6.11 0.00 1.48 0.32 0.02 92.07 14:20:11 3 8.03 0.00 1.68 0.22 0.03 90.04 14:20:11 4 5.49 0.00 1.31 0.28 0.02 92.91 14:20:11 5 5.49 0.00 1.53 0.78 0.02 92.18 14:20:11 6 5.68 0.00 1.37 0.28 0.03 92.64 14:20:11 7 6.01 0.00 1.48 0.52 0.02 91.96 Average: all 5.84 0.00 1.47 0.43 0.03 92.24 Average: 0 4.72 0.00 1.43 0.29 0.03 93.53 Average: 1 5.17 0.00 1.47 0.76 0.04 92.56 Average: 2 6.11 0.00 1.48 0.32 0.02 92.07 Average: 3 8.03 0.00 1.68 0.22 0.03 90.04 Average: 4 5.49 0.00 1.31 0.28 0.02 92.91 Average: 5 5.49 0.00 1.53 0.78 0.02 92.18 Average: 6 5.68 0.00 1.37 0.28 0.03 92.64 Average: 7 6.01 0.00 1.48 0.52 0.02 91.96