---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-18737 5.15.0-179-generic #189-Ubuntu SMP Tue May 5 18:20:56 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 1016 15495 3 15580 30606 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:fc:b7:7d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.196/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83628sec preferred_lft 83628sec inet6 fe80::f816:3eff:fefc:b77d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:f5:17:01:b2:9c 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::28f5:17ff:fe01:b29c/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-18737) 06/21/26 _x86_64_ (8 CPU) 16:20:05 LINUX RESTART (8 CPU) 16:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:40:05 107.11 0.69 102.79 3.63 24.73 13122.79 7517.12 16:50:00 27.72 0.82 24.59 2.30 26.27 4168.17 15012.93 17:00:01 11.13 0.06 10.65 0.41 1.73 1559.41 225.88 Average: 48.84 0.53 46.19 2.12 17.56 6303.96 7561.46 16:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:40:05 268716 18329420 13777116 41.92 579828 16648692 20477768 60.39 4791864 24138036 1608 16:50:00 323296 16967372 15034884 45.75 579844 15353864 21823960 64.36 4833604 24001456 12972 17:00:01 325488 16706656 15289060 46.52 579664 15100952 22031108 64.97 4785488 24069360 11812 Average: 305833 17334483 14700353 44.73 579779 15701169 21444279 63.24 4803652 24069617 8797 16:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:40:05 lo 0.86 0.86 0.55 0.55 0.00 0.00 0.00 0.00 16:40:05 ens3 53.22 39.25 916.82 9.24 0.00 0.00 0.00 0.00 16:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:05 br-abb2f73bc4b5 1.28 1.36 0.26 3.74 0.00 0.00 0.00 0.00 16:40:05 veth73bd9c7 1.87 2.08 0.19 19.13 0.00 0.00 0.00 0.00 16:40:05 vethd99870d 1.24 1.39 15.44 3.42 0.00 0.00 0.00 0.00 16:40:05 veth334ceba 71.38 75.77 35.87 37.13 0.00 0.00 0.00 0.00 16:40:05 vethacb2df3 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 16:40:05 vethe691e35 0.82 0.71 3.40 0.29 0.00 0.00 0.00 0.00 16:40:05 veth2ff9d50 71.58 66.76 49.60 32.73 0.00 0.00 0.00 0.00 16:40:05 veth1317dbb 2.18 1.73 0.29 1.68 0.00 0.00 0.00 0.00 16:50:00 lo 26.90 26.90 99.72 99.72 0.00 0.00 0.00 0.00 16:50:00 ens3 11.00 9.44 28.31 2.16 0.00 0.00 0.00 0.00 16:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:00 br-abb2f73bc4b5 24.87 28.30 19.21 109.35 0.00 0.00 0.00 0.00 16:50:00 veth73bd9c7 37.40 41.48 19.29 332.04 0.00 0.00 0.00 0.03 16:50:00 vethd99870d 22.54 21.89 224.72 58.03 0.00 0.00 0.00 0.02 16:50:00 veth334ceba 71.47 78.12 47.57 27.95 0.00 0.00 0.00 0.00 16:50:00 vethacb2df3 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 16:50:00 vethe691e35 12.61 13.00 57.67 51.39 0.00 0.00 0.00 0.00 16:50:00 veth2ff9d50 35.33 32.27 59.51 13.99 0.00 0.00 0.00 0.00 16:50:00 veth1317dbb 49.30 45.38 20.76 35.91 0.00 0.00 0.00 0.00 17:00:01 lo 34.73 34.73 165.33 165.33 0.00 0.00 0.00 0.00 17:00:01 ens3 0.71 0.57 0.21 0.46 0.00 0.00 0.00 0.00 17:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:01 br-abb2f73bc4b5 29.07 31.08 33.89 133.21 0.00 0.00 0.00 0.00 17:00:01 veth73bd9c7 33.85 35.77 34.57 172.22 0.00 0.00 0.00 0.01 17:00:01 vethd99870d 10.15 8.94 40.59 6.83 0.00 0.00 0.00 0.00 17:00:01 veth334ceba 59.74 66.06 45.88 22.54 0.00 0.00 0.00 0.00 17:00:01 vethacb2df3 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:01 vethe691e35 8.05 9.37 7.27 40.31 0.00 0.00 0.00 0.00 17:00:01 veth2ff9d50 41.11 37.99 49.05 21.85 0.00 0.00 0.00 0.00 17:00:01 veth1317dbb 30.93 27.73 13.82 26.37 0.00 0.00 0.00 0.00 Average: lo 20.77 20.77 88.32 88.32 0.00 0.00 0.00 0.00 Average: ens3 21.74 16.49 317.24 3.97 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: br-abb2f73bc4b5 18.35 20.18 17.75 81.86 0.00 0.00 0.00 0.00 Average: veth73bd9c7 24.29 26.35 17.98 173.65 0.00 0.00 0.00 0.01 Average: vethd99870d 11.25 10.69 93.01 22.61 0.00 0.00 0.00 0.01 Average: veth334ceba 67.53 73.31 43.08 29.23 0.00 0.00 0.00 0.00 Average: vethacb2df3 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: vethe691e35 7.13 7.66 22.63 30.54 0.00 0.00 0.00 0.00 Average: veth2ff9d50 49.43 45.76 52.69 22.91 0.00 0.00 0.00 0.00 Average: veth1317dbb 27.35 24.84 11.57 21.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-18737) 06/21/26 _x86_64_ (8 CPU) 16:20:05 LINUX RESTART (8 CPU) 16:30:01 CPU %user %nice %system %iowait %steal %idle 16:40:05 all 10.73 0.02 1.58 0.27 0.06 87.34 16:40:05 0 11.73 0.04 1.73 0.14 0.06 86.30 16:40:05 1 11.21 0.02 1.53 0.16 0.06 87.03 16:40:05 2 11.86 0.02 1.77 0.44 0.06 85.84 16:40:05 3 9.73 0.04 1.41 0.09 0.06 88.67 16:40:05 4 10.86 0.02 1.72 0.16 0.06 87.18 16:40:05 5 9.73 0.02 1.61 0.18 0.06 88.40 16:40:05 6 9.75 0.02 1.40 0.11 0.05 88.66 16:40:05 7 10.96 0.01 1.47 0.86 0.05 86.64 16:50:00 all 10.87 0.01 2.12 0.12 0.08 86.80 16:50:00 0 10.87 0.01 2.20 0.12 0.08 86.72 16:50:00 1 12.05 0.01 2.24 0.08 0.08 85.53 16:50:00 2 11.19 0.01 2.06 0.05 0.08 86.62 16:50:00 3 10.04 0.00 2.12 0.05 0.08 87.70 16:50:00 4 11.21 0.00 2.20 0.06 0.08 86.44 16:50:00 5 11.16 0.00 2.02 0.13 0.08 86.61 16:50:00 6 10.83 0.01 2.16 0.09 0.08 86.83 16:50:00 7 9.66 0.00 1.94 0.36 0.08 87.96 17:00:01 all 7.75 0.00 1.80 0.03 0.08 90.34 17:00:01 0 7.66 0.00 2.02 0.03 0.08 90.20 17:00:01 1 8.26 0.00 1.94 0.04 0.09 89.67 17:00:01 2 7.57 0.00 1.81 0.04 0.08 90.50 17:00:01 3 7.38 0.00 1.74 0.01 0.08 90.78 17:00:01 4 7.57 0.00 1.82 0.04 0.08 90.49 17:00:01 5 8.06 0.00 1.68 0.04 0.08 90.14 17:00:01 6 8.06 0.00 1.65 0.04 0.08 90.17 17:00:01 7 7.40 0.00 1.72 0.02 0.08 90.78 Average: all 9.78 0.01 1.83 0.14 0.07 88.16 Average: 0 10.09 0.02 1.98 0.10 0.08 87.74 Average: 1 10.50 0.01 1.90 0.09 0.08 87.41 Average: 2 10.21 0.01 1.88 0.18 0.08 87.65 Average: 3 9.05 0.02 1.76 0.05 0.07 89.05 Average: 4 9.87 0.01 1.91 0.09 0.08 88.04 Average: 5 9.65 0.01 1.77 0.12 0.08 88.39 Average: 6 9.55 0.01 1.74 0.08 0.07 88.56 Average: 7 9.34 0.00 1.71 0.42 0.07 88.46