---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-78 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: 5599.94 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 13544 4 17531 30608 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:1c:f4:46 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.41/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83651sec preferred_lft 83651sec inet6 fe80::f816:3eff:fe1c:f446/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:5b:67:0b:50:9b 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::485b:67ff:fe0b:509b/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-78) 06/22/26 _x86_64_ (8 CPU) 10:20:24 LINUX RESTART (8 CPU) 10:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:40:01 131.59 0.29 126.34 4.97 13.65 17958.33 16512.92 10:50:16 29.87 0.40 27.08 2.39 15.25 4081.88 7707.54 11:00:16 10.58 0.09 9.95 0.54 1.81 1586.85 131.27 Average: 57.20 0.26 54.31 2.63 10.28 7855.38 8122.09 10:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:40:01 1565408 21279792 10871196 33.08 600004 18213456 16691788 49.22 4883232 22699668 660 10:50:16 357460 19032092 12923612 39.33 582428 17386540 19731296 58.19 4952320 23826272 12480 11:00:16 398312 18786232 13224884 40.24 582272 17048796 19934572 58.78 4891392 23832040 12856 Average: 773727 19699372 12339897 37.55 588235 17549597 18785885 55.40 4908981 23452660 8665 10:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:40:01 lo 0.48 0.48 0.03 0.03 0.00 0.00 0.00 0.00 10:40:01 ens3 78.26 55.07 1070.94 12.62 0.00 0.00 0.00 0.00 10:40:01 docker0 4.56 6.84 0.27 142.80 0.00 0.00 0.00 0.00 10:40:01 br-c4122e525854 0.30 0.26 0.01 0.02 0.00 0.00 0.00 0.00 10:40:01 veth53fb158 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 10:40:01 veth94564fc 0.47 0.42 0.06 0.26 0.00 0.00 0.00 0.00 10:40:01 vethbf90451 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 10:40:01 vethcd586be 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 10:40:01 vetha4326c4 67.15 70.63 28.69 35.26 0.00 0.00 0.00 0.00 10:40:01 veth1a667b8 66.60 62.67 47.60 25.56 0.00 0.00 0.00 0.00 10:40:01 veth56ee678 0.96 1.77 1.19 13.29 0.00 0.00 0.00 0.00 10:40:01 veth93adb7e 2.11 1.67 0.28 1.64 0.00 0.00 0.00 0.00 10:50:16 lo 27.48 27.48 101.64 101.64 0.00 0.00 0.00 0.00 10:50:16 ens3 13.02 10.74 30.82 1.92 0.00 0.00 0.00 0.00 10:50:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:16 br-c4122e525854 23.54 27.32 20.15 112.60 0.00 0.00 0.00 0.00 10:50:16 veth53fb158 35.56 39.32 20.10 345.32 0.00 0.00 0.00 0.03 10:50:16 veth94564fc 12.62 13.16 59.44 51.76 0.00 0.00 0.00 0.00 10:50:16 vethbf90451 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 10:50:16 vethcd586be 21.48 21.36 234.74 59.78 0.00 0.00 0.00 0.02 10:50:16 vetha4326c4 74.16 80.61 53.25 29.10 0.00 0.00 0.00 0.00 10:50:16 veth1a667b8 39.40 36.40 61.80 20.73 0.00 0.00 0.00 0.01 10:50:16 veth93adb7e 47.81 44.00 20.14 34.88 0.00 0.00 0.00 0.00 11:00:16 lo 35.69 35.69 171.13 171.13 0.00 0.00 0.00 0.00 11:00:16 ens3 1.69 0.90 0.55 1.00 0.00 0.00 0.00 0.00 11:00:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:16 br-c4122e525854 24.01 24.96 34.74 137.45 0.00 0.00 0.00 0.00 11:00:16 veth53fb158 29.40 30.21 35.44 185.72 0.00 0.00 0.00 0.02 11:00:16 veth94564fc 8.70 10.21 8.17 49.31 0.00 0.00 0.00 0.00 11:00:16 vethbf90451 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:16 vethcd586be 11.12 9.87 49.91 7.72 0.00 0.00 0.00 0.00 11:00:16 vetha4326c4 62.67 69.16 46.69 23.02 0.00 0.00 0.00 0.00 11:00:16 veth1a667b8 44.51 41.24 58.36 22.89 0.00 0.00 0.00 0.00 11:00:16 veth93adb7e 30.95 27.60 13.91 26.20 0.00 0.00 0.00 0.00 Average: lo 21.25 21.25 90.93 90.93 0.00 0.00 0.00 0.00 Average: ens3 30.89 22.18 365.45 5.16 0.00 0.00 0.00 0.00 Average: docker0 1.51 2.26 0.09 47.31 0.00 0.00 0.00 0.00 Average: br-c4122e525854 15.99 17.58 18.30 83.51 0.00 0.00 0.00 0.00 Average: veth53fb158 21.75 23.32 18.51 178.18 0.00 0.00 0.00 0.01 Average: veth94564fc 7.30 7.96 22.82 33.89 0.00 0.00 0.00 0.00 Average: vethbf90451 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: vethcd586be 10.95 10.53 95.90 22.78 0.00 0.00 0.00 0.01 Average: vetha4326c4 68.04 73.52 42.94 29.13 0.00 0.00 0.00 0.00 Average: veth1a667b8 50.10 46.70 55.96 23.04 0.00 0.00 0.00 0.00 Average: veth93adb7e 27.10 24.56 11.50 21.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-78) 06/22/26 _x86_64_ (8 CPU) 10:20:24 LINUX RESTART (8 CPU) 10:30:00 CPU %user %nice %system %iowait %steal %idle 10:40:01 all 11.45 0.02 2.00 0.48 0.08 85.96 10:40:01 0 10.07 0.03 1.96 0.49 0.08 87.37 10:40:01 1 11.25 0.03 1.96 0.58 0.08 86.09 10:40:01 2 11.75 0.05 2.03 0.60 0.08 85.49 10:40:01 3 12.33 0.01 2.05 0.54 0.09 84.98 10:40:01 4 12.73 0.01 2.16 0.45 0.09 84.56 10:40:01 5 11.49 0.02 1.95 0.41 0.08 86.06 10:40:01 6 11.53 0.03 1.95 0.43 0.08 85.99 10:40:01 7 10.44 0.02 1.95 0.36 0.09 87.14 10:50:16 all 12.25 0.01 2.25 0.21 0.10 85.19 10:50:16 0 10.84 0.01 2.24 0.53 0.09 86.28 10:50:16 1 13.22 0.01 2.18 0.14 0.10 84.35 10:50:16 2 12.18 0.01 2.30 0.08 0.10 85.32 10:50:16 3 12.57 0.00 2.27 0.18 0.10 84.88 10:50:16 4 11.75 0.01 2.31 0.22 0.11 85.60 10:50:16 5 12.59 0.00 2.26 0.11 0.10 84.94 10:50:16 6 12.19 0.01 2.17 0.15 0.10 85.39 10:50:16 7 12.65 0.00 2.25 0.26 0.10 84.73 11:00:16 all 8.25 0.00 1.94 0.05 0.10 89.66 11:00:16 0 7.25 0.00 2.03 0.04 0.09 90.59 11:00:16 1 9.17 0.00 2.13 0.04 0.16 88.50 11:00:16 2 8.41 0.00 1.95 0.02 0.10 89.53 11:00:16 3 8.20 0.00 1.98 0.03 0.10 89.69 11:00:16 4 8.98 0.00 1.95 0.07 0.09 88.91 11:00:16 5 8.03 0.00 1.87 0.06 0.09 89.95 11:00:16 6 7.77 0.00 1.86 0.06 0.09 90.22 11:00:16 7 8.18 0.00 1.75 0.10 0.09 89.88 Average: all 10.66 0.01 2.06 0.25 0.09 86.92 Average: 0 9.40 0.01 2.08 0.35 0.09 88.06 Average: 1 11.23 0.01 2.09 0.25 0.11 86.30 Average: 2 10.79 0.02 2.09 0.23 0.09 86.77 Average: 3 11.05 0.00 2.10 0.25 0.09 86.50 Average: 4 11.16 0.00 2.14 0.25 0.10 86.35 Average: 5 10.72 0.01 2.03 0.19 0.09 86.96 Average: 6 10.51 0.01 1.99 0.21 0.09 87.18 Average: 7 10.44 0.01 1.98 0.24 0.09 87.23