---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4148 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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: 5600.00 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 14G 142G 9% / 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 776 24674 4 6640 30847 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:73:5b:f6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.47/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 82875sec preferred_lft 82875sec inet6 fe80::f816:3eff:fe73:5bf6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:48:bf:d3:86:02 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::7848:bfff:fed3:8602/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-4148) 08/04/26 _x86_64_ (8 CPU) 21:11:52 LINUX RESTART (8 CPU) 21:20:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:30:03 1.38 0.20 1.16 0.02 2.05 14.93 11.61 21:40:22 1.18 0.15 1.03 0.00 4.74 12.53 0.00 21:50:22 1.14 0.00 1.14 0.00 0.00 13.36 0.00 22:00:22 1.14 0.00 1.14 0.00 0.00 13.56 0.00 22:10:02 154.67 4.00 133.12 17.55 259.81 20052.44 561635.95 Average: 30.95 0.85 26.70 3.40 51.74 3897.31 108852.93 21:20:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:30:03 30145128 31803032 584800 1.78 60440 1936244 1529360 4.51 180764 2267152 56 21:40:22 30101764 31761976 624936 1.90 60828 1937724 1532956 4.52 182448 2306040 64 21:50:22 30099012 31759768 627164 1.91 61204 1937860 1533148 4.52 182836 2313116 12 22:00:22 30089716 31751004 635976 1.94 61580 1937996 1533212 4.52 183200 2321136 16 22:10:02 24613408 30919064 1378616 4.20 155552 6306656 2079092 6.13 1894644 5781896 3176 Average: 29009806 31598969 770298 2.34 79921 2811296 1641554 4.84 524778 2997868 665 21:20:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:30:03 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:30:03 ens3 0.48 0.26 0.17 0.29 0.00 0.00 0.00 0.00 21:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:22 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:40:22 ens3 1.16 0.91 0.74 0.73 0.00 0.00 0.00 0.00 21:40:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:50:22 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:50:22 ens3 0.26 0.17 0.09 0.20 0.00 0.00 0.00 0.00 21:50:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:22 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 22:00:22 ens3 0.35 0.21 0.14 0.24 0.00 0.00 0.00 0.00 22:00:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:02 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 22:10:02 ens3 120.08 92.99 1433.09 366.70 0.00 0.00 0.00 0.00 22:10:02 docker0 2.61 4.66 0.14 13.73 0.00 0.00 0.00 0.00 22:10:02 br-832a2b7f83cd 0.01 0.01 0.00 0.00 0.00 0.00 0.00 0.00 22:10:02 vethbe07d23 0.01 0.02 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.18 0.18 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 23.73 18.34 277.98 71.37 0.00 0.00 0.00 0.00 Average: docker0 0.51 0.90 0.03 2.66 0.00 0.00 0.00 0.00 Average: br-832a2b7f83cd 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethbe07d23 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-4148) 08/04/26 _x86_64_ (8 CPU) 21:11:52 LINUX RESTART (8 CPU) 21:20:11 CPU %user %nice %system %iowait %steal %idle 21:30:03 all 0.04 0.00 0.01 0.00 0.01 99.93 21:30:03 0 0.01 0.00 0.01 0.00 0.01 99.97 21:30:03 1 0.03 0.00 0.01 0.00 0.00 99.96 21:30:03 2 0.02 0.00 0.00 0.00 0.00 99.98 21:30:03 3 0.23 0.00 0.02 0.00 0.01 99.74 21:30:03 4 0.03 0.00 0.03 0.00 0.02 99.92 21:30:03 5 0.03 0.00 0.03 0.02 0.02 99.90 21:30:03 6 0.01 0.00 0.01 0.00 0.00 99.98 21:30:03 7 0.01 0.00 0.01 0.01 0.00 99.98 21:40:22 all 0.11 0.00 0.02 0.01 0.01 99.86 21:40:22 0 0.01 0.00 0.01 0.00 0.01 99.97 21:40:22 1 0.15 0.00 0.02 0.00 0.02 99.82 21:40:22 2 0.06 0.00 0.02 0.00 0.00 99.91 21:40:22 3 0.53 0.00 0.04 0.00 0.02 99.42 21:40:22 4 0.04 0.00 0.03 0.00 0.01 99.92 21:40:22 5 0.03 0.00 0.01 0.03 0.01 99.92 21:40:22 6 0.03 0.00 0.01 0.00 0.00 99.95 21:40:22 7 0.03 0.00 0.01 0.00 0.01 99.95 21:50:22 all 0.05 0.00 0.01 0.00 0.01 99.92 21:50:22 0 0.00 0.00 0.01 0.00 0.01 99.98 21:50:22 1 0.02 0.00 0.01 0.00 0.01 99.96 21:50:22 2 0.03 0.00 0.03 0.00 0.03 99.92 21:50:22 3 0.32 0.00 0.02 0.01 0.01 99.65 21:50:22 4 0.02 0.00 0.02 0.00 0.01 99.95 21:50:22 5 0.01 0.00 0.01 0.02 0.00 99.95 21:50:22 6 0.00 0.00 0.00 0.00 0.00 99.99 21:50:22 7 0.01 0.00 0.01 0.00 0.01 99.97 22:00:22 all 0.05 0.00 0.02 0.01 0.01 99.92 22:00:22 0 0.01 0.00 0.02 0.01 0.01 99.96 22:00:22 1 0.10 0.00 0.02 0.00 0.01 99.87 22:00:22 2 0.02 0.00 0.02 0.00 0.02 99.95 22:00:22 3 0.21 0.00 0.02 0.01 0.01 99.74 22:00:22 4 0.02 0.00 0.01 0.02 0.01 99.94 22:00:22 5 0.02 0.00 0.02 0.00 0.01 99.95 22:00:22 6 0.00 0.00 0.01 0.00 0.00 99.99 22:00:22 7 0.01 0.00 0.01 0.01 0.01 99.96 22:10:02 all 5.07 0.00 1.42 0.41 0.03 93.07 22:10:02 0 5.35 0.00 1.20 0.25 0.03 93.18 22:10:02 1 4.55 0.00 1.33 0.16 0.04 93.92 22:10:02 2 4.69 0.00 1.45 0.41 0.03 93.42 22:10:02 3 5.14 0.00 1.29 0.26 0.03 93.28 22:10:02 4 6.97 0.00 1.60 0.63 0.05 90.76 22:10:02 5 4.56 0.00 1.49 0.27 0.03 93.65 22:10:02 6 3.87 0.00 1.59 1.12 0.03 93.38 22:10:02 7 5.41 0.00 1.39 0.21 0.03 92.97 Average: all 1.03 0.00 0.29 0.08 0.01 98.58 Average: 0 1.04 0.00 0.24 0.05 0.01 98.66 Average: 1 0.94 0.00 0.27 0.03 0.02 98.74 Average: 2 0.93 0.00 0.30 0.08 0.01 98.68 Average: 3 1.26 0.00 0.27 0.05 0.02 98.41 Average: 4 1.37 0.00 0.33 0.13 0.02 98.16 Average: 5 0.90 0.00 0.30 0.07 0.01 98.72 Average: 6 0.76 0.00 0.31 0.22 0.01 98.70 Average: 7 1.06 0.00 0.28 0.04 0.01 98.61