---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-17363 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 1029 12003 4 19059 30594 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:34:20:25 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.166/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84470sec preferred_lft 84470sec inet6 fe80::f816:3eff:fe34:2025/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:13:d3:84:3a:f5 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::e813:d3ff:fe84:3af5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-17363) 06/18/26 _x86_64_ (8 CPU) 08:20:19 LINUX RESTART (8 CPU) 08:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:40:29 113.12 0.40 108.84 3.89 18.15 12506.29 8018.02 08:50:03 10.73 0.08 10.46 0.19 2.07 472.42 1883.46 Average: 64.24 0.25 61.87 2.12 10.47 6761.49 5089.47 08:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:29 266636 20098236 12051484 36.67 598316 18330600 18052436 53.23 5055648 23857712 1396 08:50:03 261740 19916644 12233208 37.23 585252 18167128 18111860 53.41 5028552 23856800 452 Average: 264188 20007440 12142346 36.95 591784 18248864 18082148 53.32 5042100 23857256 924 08:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:40:29 lo 1.04 1.04 0.76 0.76 0.00 0.00 0.00 0.00 08:40:29 ens3 71.66 48.60 916.22 12.64 0.00 0.00 0.00 0.00 08:40:29 docker0 1.41 1.94 0.09 25.75 0.00 0.00 0.00 0.00 08:40:29 br-59371427aa6b 0.55 0.52 0.68 0.08 0.00 0.00 0.00 0.00 08:40:29 veth0923aef 0.12 0.21 0.01 0.03 0.00 0.00 0.00 0.00 08:40:29 veth2c54caf 0.46 0.42 0.06 0.27 0.00 0.00 0.00 0.00 08:40:29 veth7185984 87.62 93.04 47.66 43.70 0.00 0.00 0.00 0.00 08:40:29 veth918ab7c 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 08:40:29 vetha6712d0 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 08:40:29 vethc34d1a2 73.86 69.09 49.65 33.74 0.00 0.00 0.00 0.00 08:40:29 vethf4686d1 17.75 16.22 7.02 12.71 0.00 0.00 0.00 0.00 08:50:03 lo 11.84 11.84 58.41 58.41 0.00 0.00 0.00 0.00 08:50:03 ens3 12.54 9.19 3.59 3.85 0.00 0.00 0.00 0.00 08:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:03 br-59371427aa6b 6.60 6.54 57.33 1.23 0.00 0.00 0.00 0.00 08:50:03 veth0923aef 0.14 0.12 0.01 0.06 0.00 0.00 0.00 0.00 08:50:03 veth2c54caf 0.40 0.20 0.07 0.35 0.00 0.00 0.00 0.00 08:50:03 veth7185984 320.67 346.38 264.09 151.68 0.00 0.00 0.00 0.02 08:50:03 veth918ab7c 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:03 vetha6712d0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:03 vethc34d1a2 114.27 105.32 101.06 73.21 0.00 0.00 0.00 0.01 08:50:03 vethf4686d1 241.35 224.75 111.06 194.82 0.00 0.00 0.00 0.02 Average: lo 6.20 6.20 28.28 28.28 0.00 0.00 0.00 0.00 Average: ens3 43.44 29.79 480.54 8.44 0.00 0.00 0.00 0.00 Average: docker0 0.73 1.01 0.05 13.46 0.00 0.00 0.00 0.00 Average: br-59371427aa6b 3.44 3.39 27.72 0.63 0.00 0.00 0.00 0.00 Average: veth0923aef 0.13 0.17 0.01 0.05 0.00 0.00 0.00 0.00 Average: veth2c54caf 0.43 0.31 0.06 0.30 0.00 0.00 0.00 0.00 Average: veth7185984 198.87 213.98 150.98 95.25 0.00 0.00 0.00 0.01 Average: veth918ab7c 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: vetha6712d0 0.02 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethc34d1a2 93.15 86.38 74.20 52.58 0.00 0.00 0.00 0.01 Average: vethf4686d1 124.49 115.77 56.68 99.64 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-17363) 06/18/26 _x86_64_ (8 CPU) 08:20:19 LINUX RESTART (8 CPU) 08:30:00 CPU %user %nice %system %iowait %steal %idle 08:40:29 all 11.66 0.02 1.69 0.25 0.06 86.30 08:40:29 0 11.75 0.01 1.53 0.36 0.06 86.29 08:40:29 1 10.56 0.03 1.69 0.15 0.07 87.51 08:40:29 2 12.30 0.02 1.69 0.17 0.07 85.75 08:40:29 3 11.49 0.03 2.03 0.47 0.06 85.92 08:40:29 4 13.38 0.03 1.68 0.19 0.07 84.66 08:40:29 5 10.52 0.03 1.50 0.19 0.07 87.71 08:40:29 6 11.78 0.01 1.73 0.28 0.07 86.13 08:40:29 7 11.55 0.03 1.71 0.23 0.06 86.41 08:50:03 all 5.89 0.00 1.20 0.05 0.07 92.80 08:50:03 0 4.97 0.00 1.15 0.03 0.06 93.78 08:50:03 1 6.52 0.00 1.36 0.02 0.07 92.04 08:50:03 2 6.21 0.00 1.24 0.05 0.07 92.43 08:50:03 3 5.70 0.00 1.31 0.12 0.07 92.80 08:50:03 4 6.08 0.00 1.16 0.07 0.07 92.62 08:50:03 5 4.89 0.00 1.16 0.04 0.06 93.84 08:50:03 6 6.98 0.00 1.13 0.02 0.06 91.80 08:50:03 7 5.75 0.00 1.11 0.02 0.07 93.06 Average: all 8.91 0.01 1.46 0.16 0.07 89.39 Average: 0 8.52 0.01 1.35 0.20 0.06 89.86 Average: 1 8.64 0.01 1.53 0.09 0.07 89.66 Average: 2 9.40 0.01 1.48 0.11 0.07 88.93 Average: 3 8.73 0.01 1.69 0.31 0.07 89.20 Average: 4 9.90 0.02 1.43 0.13 0.07 88.45 Average: 5 7.84 0.01 1.34 0.12 0.06 90.63 Average: 6 9.50 0.01 1.45 0.16 0.06 88.83 Average: 7 8.79 0.02 1.42 0.13 0.07 89.57