---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-39000 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 8.7G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 664 12448 4 2876 14993 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:38:31:d9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.150/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80551sec preferred_lft 80551sec inet6 fe80::f816:3eff:fe38:31d9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:d8:6f:de:7d:89 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 ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-4c-16g-39000) 08/20/26 _x86_64_ (4 CPU) 09:19:36 LINUX RESTART (4 CPU) 09:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:01 15.02 6.45 8.14 0.43 1233.69 4872.10 33971.83 09:40:04 1.56 0.01 1.55 0.00 0.28 17.95 0.00 09:50:04 1.52 0.00 1.52 0.00 0.00 17.12 0.00 10:00:01 1.48 0.00 1.48 0.00 0.00 16.45 0.00 10:10:04 1.41 0.00 1.41 0.00 0.00 16.06 0.00 10:20:04 14.39 0.01 1.59 12.79 0.23 18.07 242126.67 10:30:04 1.50 0.00 1.50 0.00 0.00 17.07 0.00 10:40:04 1.48 0.00 1.48 0.00 0.00 16.77 0.00 10:50:04 1.48 0.00 1.48 0.00 0.00 16.73 0.00 Average: 4.43 0.72 2.24 1.47 137.43 557.64 30665.79 09:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:01 13520052 15511484 502796 3.07 59168 2156076 1153260 6.62 214776 2381028 160 09:40:04 13519548 15511812 502448 3.07 59788 2156288 1153260 6.62 215392 2381112 188 09:50:04 13517564 15510460 503912 3.08 60396 2156300 1153260 6.62 216008 2381692 196 10:00:01 13516820 15510408 503956 3.08 60988 2156428 1161452 6.67 216552 2383376 344 10:10:04 13516064 15510320 504088 3.08 61572 2156448 1161516 6.67 217184 2384236 232 10:20:04 13527204 15527272 486992 2.97 62448 2161360 1161516 6.67 222840 2383836 212 10:30:04 13516400 15517068 497268 3.04 63036 2161372 1161580 6.67 223420 2388312 236 10:40:04 13515392 15516664 497604 3.04 63620 2161380 1161580 6.67 224012 2388316 216 10:50:04 13513880 15515760 498492 3.04 64196 2161388 1161644 6.67 224588 2388392 220 Average: 13518103 15514583 499728 3.05 61690 2158560 1158785 6.65 219419 2384478 223 09:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:01 lo 0.18 0.18 0.02 0.02 0.00 0.00 0.00 0.00 09:30:01 ens3 24.55 14.13 358.69 2.34 0.00 0.00 0.00 0.00 09:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:04 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:40:04 ens3 0.27 0.09 0.05 0.02 0.00 0.00 0.00 0.00 09:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:04 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:50:04 ens3 0.24 0.08 0.04 0.02 0.00 0.00 0.00 0.00 09:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:00:01 ens3 0.33 0.14 0.08 0.05 0.00 0.00 0.00 0.00 10:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:04 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:10:04 ens3 0.24 0.08 0.04 0.02 0.00 0.00 0.00 0.00 10:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:04 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:20:04 ens3 0.28 0.12 0.07 0.04 0.00 0.00 0.00 0.00 10:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:04 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:30:04 ens3 0.60 0.45 0.07 0.48 0.00 0.00 0.00 0.00 10:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:04 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:40:04 ens3 0.22 0.08 0.04 0.02 0.00 0.00 0.00 0.00 10:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:04 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:50:04 ens3 0.23 0.08 0.04 0.02 0.00 0.00 0.00 0.00 10:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 3.00 1.70 39.99 0.33 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 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-4c-16g-39000) 08/20/26 _x86_64_ (4 CPU) 09:19:36 LINUX RESTART (4 CPU) 09:20:00 CPU %user %nice %system %iowait %steal %idle 09:30:01 all 0.74 0.00 0.23 0.20 0.02 98.81 09:30:01 0 0.72 0.00 0.27 0.31 0.02 98.69 09:30:01 1 0.88 0.00 0.15 0.08 0.02 98.87 09:30:01 2 0.63 0.00 0.23 0.28 0.02 98.84 09:30:01 3 0.73 0.00 0.29 0.14 0.02 98.82 09:40:04 all 0.06 0.00 0.03 0.01 0.02 99.89 09:40:04 0 0.06 0.00 0.04 0.02 0.02 99.85 09:40:04 1 0.02 0.00 0.03 0.00 0.01 99.93 09:40:04 2 0.13 0.00 0.02 0.00 0.01 99.84 09:40:04 3 0.02 0.00 0.03 0.00 0.02 99.93 09:50:04 all 0.18 0.00 0.03 0.01 0.02 99.77 09:50:04 0 0.04 0.00 0.05 0.04 0.02 99.86 09:50:04 1 0.02 0.00 0.02 0.00 0.02 99.94 09:50:04 2 0.63 0.00 0.02 0.00 0.01 99.33 09:50:04 3 0.02 0.00 0.02 0.00 0.01 99.95 10:00:01 all 0.12 0.00 0.03 0.01 0.02 99.82 10:00:01 0 0.06 0.00 0.05 0.03 0.02 99.84 10:00:01 1 0.08 0.00 0.03 0.00 0.02 99.87 10:00:01 2 0.31 0.00 0.02 0.00 0.01 99.66 10:00:01 3 0.04 0.00 0.04 0.00 0.02 99.90 10:10:04 all 0.03 0.00 0.03 0.06 0.01 99.87 10:10:04 0 0.04 0.00 0.05 0.10 0.02 99.79 10:10:04 1 0.04 0.00 0.03 0.14 0.02 99.78 10:10:04 2 0.01 0.00 0.01 0.00 0.00 99.98 10:10:04 3 0.03 0.00 0.03 0.00 0.01 99.93 10:20:04 all 0.11 0.00 0.04 0.06 0.11 99.68 10:20:04 0 0.09 0.00 0.04 0.00 0.04 99.82 10:20:04 1 0.05 0.00 0.06 0.11 0.27 99.51 10:20:04 2 0.24 0.00 0.02 0.00 0.11 99.64 10:20:04 3 0.06 0.00 0.05 0.13 0.03 99.73 10:30:04 all 0.12 0.00 0.04 0.01 0.01 99.82 10:30:04 0 0.02 0.00 0.04 0.00 0.01 99.93 10:30:04 1 0.05 0.00 0.05 0.03 0.01 99.87 10:30:04 2 0.26 0.00 0.03 0.00 0.01 99.70 10:30:04 3 0.17 0.00 0.05 0.00 0.02 99.77 10:40:04 all 0.19 0.00 0.04 0.01 0.01 99.75 10:40:04 0 0.02 0.00 0.02 0.00 0.01 99.95 10:40:04 1 0.23 0.00 0.04 0.01 0.01 99.71 10:40:04 2 0.03 0.00 0.03 0.02 0.02 99.90 10:40:04 3 0.46 0.00 0.05 0.01 0.02 99.46 10:50:04 all 0.17 0.00 0.03 0.01 0.01 99.78 10:50:04 0 0.05 0.00 0.04 0.00 0.02 99.90 10:50:04 1 0.18 0.00 0.03 0.01 0.02 99.77 10:50:04 2 0.03 0.00 0.02 0.03 0.01 99.91 10:50:04 3 0.44 0.00 0.02 0.00 0.01 99.53 Average: all 0.19 0.00 0.06 0.04 0.03 99.69 Average: 0 0.12 0.00 0.07 0.05 0.02 99.74 Average: 1 0.17 0.00 0.05 0.04 0.04 99.69 Average: 2 0.25 0.00 0.04 0.04 0.02 99.64 Average: 3 0.22 0.00 0.06 0.03 0.02 99.67