---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4885 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: 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 14G 141G 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 789 24394 4 6908 30834 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:eb:4f:6f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.197/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 82923sec preferred_lft 82923sec inet6 fe80::f816:3eff:feeb:4f6f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:e2:6b:b6:f3:1e 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::d8e2:6bff:feb6:f31e/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-4885) 08/07/26 _x86_64_ (8 CPU) 21:12:44 LINUX RESTART (8 CPU) 21:20:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:30:01 1.82 0.20 1.60 0.02 1.60 20.87 12.69 21:40:15 1.23 0.00 1.23 0.00 0.00 14.44 0.00 21:50:15 13.89 12.23 1.66 0.00 137.90 30.64 0.11 22:00:15 1.48 0.15 1.32 0.00 4.89 15.44 0.00 22:10:05 152.93 3.90 131.51 17.53 256.14 19725.90 541762.46 Average: 33.87 3.29 27.11 3.46 79.51 3908.08 106888.37 21:20:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:30:01 29887900 31759656 622712 1.89 66144 2141304 1523168 4.49 204328 2469184 160 21:40:15 29883844 31756044 626256 1.91 66568 2141316 1523428 4.49 204744 2476264 8 21:50:15 29813084 31736992 637416 1.94 69940 2182352 1523892 4.49 243776 2488412 16 22:00:15 29781228 31707596 666352 2.03 70384 2183956 1527100 4.50 245512 2524564 4 22:10:05 25083772 31663388 632932 1.93 162592 6553344 1270908 3.75 1958284 5244180 408 Average: 28889966 31724735 637134 1.94 87126 3040454 1473699 4.35 571329 3040521 119 21:20:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:30:01 ens3 0.45 0.27 0.18 0.32 0.00 0.00 0.00 0.00 21:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:15 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:40:15 ens3 0.24 0.17 0.09 0.20 0.00 0.00 0.00 0.00 21:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:50:15 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:50:15 ens3 0.24 0.17 0.09 0.20 0.00 0.00 0.00 0.00 21:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:15 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 22:00:15 ens3 1.18 0.90 0.74 0.72 0.00 0.00 0.00 0.00 22:00:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:05 lo 0.49 0.49 0.05 0.05 0.00 0.00 0.00 0.00 22:10:05 ens3 109.74 81.39 1408.17 360.14 0.00 0.00 0.00 0.00 22:10:05 docker0 0.99 1.82 0.05 13.31 0.00 0.00 0.00 0.00 Average: lo 0.18 0.18 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 22.07 16.36 278.04 71.34 0.00 0.00 0.00 0.00 Average: docker0 0.20 0.36 0.01 2.63 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-4885) 08/07/26 _x86_64_ (8 CPU) 21:12:44 LINUX RESTART (8 CPU) 21:20:15 CPU %user %nice %system %iowait %steal %idle 21:30:01 all 0.07 0.00 0.02 0.01 0.01 99.90 21:30:01 0 0.02 0.00 0.02 0.04 0.01 99.90 21:30:01 1 0.01 0.00 0.01 0.00 0.01 99.97 21:30:01 2 0.02 0.00 0.02 0.00 0.01 99.95 21:30:01 3 0.02 0.00 0.02 0.00 0.01 99.96 21:30:01 4 0.13 0.00 0.02 0.00 0.01 99.84 21:30:01 5 0.02 0.00 0.03 0.00 0.03 99.92 21:30:01 6 0.03 0.00 0.02 0.01 0.01 99.94 21:30:01 7 0.28 0.00 0.01 0.00 0.01 99.71 21:40:15 all 0.09 0.00 0.02 0.01 0.01 99.88 21:40:15 0 0.03 0.00 0.01 0.02 0.01 99.93 21:40:15 1 0.01 0.00 0.01 0.00 0.00 99.97 21:40:15 2 0.02 0.00 0.03 0.00 0.03 99.92 21:40:15 3 0.00 0.00 0.01 0.00 0.00 99.99 21:40:15 4 0.02 0.00 0.03 0.00 0.01 99.94 21:40:15 5 0.02 0.00 0.02 0.00 0.03 99.92 21:40:15 6 0.01 0.00 0.00 0.01 0.00 99.97 21:40:15 7 0.59 0.00 0.01 0.00 0.01 99.39 21:50:15 all 0.07 0.04 0.03 0.03 0.01 99.82 21:50:15 0 0.02 0.01 0.02 0.05 0.01 99.90 21:50:15 1 0.01 0.00 0.03 0.00 0.01 99.95 21:50:15 2 0.02 0.31 0.09 0.21 0.01 99.37 21:50:15 3 0.00 0.00 0.01 0.00 0.00 99.98 21:50:15 4 0.02 0.00 0.02 0.00 0.01 99.95 21:50:15 5 0.48 0.00 0.05 0.00 0.04 99.44 21:50:15 6 0.02 0.00 0.01 0.00 0.01 99.96 21:50:15 7 0.01 0.00 0.01 0.00 0.00 99.97 22:00:15 all 0.10 0.00 0.02 0.01 0.01 99.87 22:00:15 0 0.07 0.00 0.01 0.01 0.01 99.89 22:00:15 1 0.42 0.00 0.00 0.00 0.01 99.56 22:00:15 2 0.03 0.00 0.03 0.00 0.02 99.93 22:00:15 3 0.01 0.00 0.01 0.00 0.00 99.98 22:00:15 4 0.03 0.00 0.02 0.00 0.01 99.94 22:00:15 5 0.16 0.00 0.04 0.01 0.04 99.75 22:00:15 6 0.03 0.00 0.02 0.01 0.00 99.94 22:00:15 7 0.01 0.00 0.01 0.00 0.00 99.97 22:10:05 all 5.10 0.00 1.46 0.38 0.03 93.03 22:10:05 0 2.72 0.00 1.42 0.64 0.04 95.19 22:10:05 1 6.99 0.00 1.57 0.71 0.03 90.70 22:10:05 2 4.53 0.00 1.33 0.16 0.03 93.95 22:10:05 3 4.01 0.00 1.53 0.19 0.03 94.25 22:10:05 4 4.26 0.00 1.21 0.22 0.04 94.28 22:10:05 5 5.39 0.00 1.40 0.29 0.03 92.89 22:10:05 6 5.31 0.00 1.53 0.24 0.02 92.90 22:10:05 7 7.61 0.00 1.68 0.60 0.03 90.07 Average: all 1.07 0.01 0.30 0.08 0.02 98.52 Average: 0 0.56 0.00 0.29 0.15 0.02 98.98 Average: 1 1.47 0.00 0.32 0.14 0.01 98.05 Average: 2 0.91 0.06 0.29 0.07 0.02 98.64 Average: 3 0.80 0.00 0.31 0.04 0.01 98.85 Average: 4 0.88 0.00 0.25 0.04 0.02 98.81 Average: 5 1.20 0.00 0.30 0.06 0.03 98.41 Average: 6 1.06 0.00 0.31 0.05 0.01 98.56 Average: 7 1.68 0.00 0.34 0.12 0.01 97.85