---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3768 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 11G 67G 14% / 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 666 10452 4 4871 14980 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:20:5e:eb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.6/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83646sec preferred_lft 83646sec inet6 fe80::f816:3eff:fe20:5eeb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 16:31:49:fb:b0:1e 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 ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-3768) 08/09/26 _x86_64_ (4 CPU) 11:35:15 LINUX RESTART (4 CPU) 11:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:06 1.83 0.03 1.79 0.01 1.21 38.83 0.74 12:00:07 6.93 1.87 4.89 0.17 122.79 1521.27 392.72 12:10:01 11.24 0.48 9.64 1.12 18.75 2281.44 2604.03 12:20:03 27.56 0.58 22.81 4.17 22.35 3826.07 3237.99 Average: 11.88 0.74 9.77 1.37 41.25 1913.01 1553.48 11:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:06 13035732 15531748 443124 2.71 98932 2586068 987072 5.67 338972 2663936 340 12:00:07 11273092 14290032 1673332 10.22 118968 3052748 2212316 12.70 479948 4272936 43384 12:10:01 9998496 13673504 2283540 13.95 149548 3615036 2846264 16.34 648532 5306424 37024 12:20:03 10847140 15475796 474732 2.90 174912 4482748 1001984 5.75 901760 4103744 172 Average: 11288615 14742770 1218682 7.44 135590 3434150 1761909 10.11 592303 4086760 20230 11:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:06 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 11:50:06 ens3 12.57 9.80 135.15 1.26 0.00 0.00 0.00 0.00 11:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:07 lo 0.32 0.32 0.03 0.03 0.00 0.00 0.00 0.00 12:00:07 ens3 65.23 52.97 652.51 8.67 0.00 0.00 0.00 0.00 12:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 lo 1.47 1.47 0.15 0.15 0.00 0.00 0.00 0.00 12:10:01 ens3 71.19 53.56 97.58 18.26 0.00 0.00 0.00 0.00 12:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:03 lo 1764.31 1764.31 1669.54 1669.54 0.00 0.00 0.00 0.00 12:20:03 ens3 111.83 100.37 438.69 159.62 0.00 0.00 0.00 0.00 12:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 442.67 442.67 418.49 418.49 0.00 0.00 0.00 0.00 Average: ens3 65.11 54.11 331.34 47.00 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-4g-3768) 08/09/26 _x86_64_ (4 CPU) 11:35:15 LINUX RESTART (4 CPU) 11:40:00 CPU %user %nice %system %iowait %steal %idle 11:50:06 all 0.34 0.00 0.06 0.01 0.02 99.57 11:50:06 0 0.23 0.00 0.07 0.00 0.01 99.69 11:50:06 1 0.75 0.00 0.08 0.03 0.02 99.13 11:50:06 2 0.35 0.00 0.05 0.00 0.03 99.57 11:50:06 3 0.04 0.00 0.03 0.01 0.03 99.88 12:00:07 all 15.13 0.00 0.54 0.03 0.04 84.26 12:00:07 0 15.69 0.00 0.53 0.00 0.04 83.74 12:00:07 1 15.94 0.00 0.67 0.06 0.03 83.30 12:00:07 2 13.73 0.00 0.42 0.04 0.05 85.77 12:00:07 3 15.16 0.00 0.53 0.02 0.04 84.25 12:10:01 all 72.56 0.00 2.28 0.09 0.10 24.97 12:10:01 0 72.91 0.00 2.45 0.02 0.10 24.52 12:10:01 1 72.57 0.00 2.26 0.14 0.10 24.93 12:10:01 2 71.68 0.00 1.97 0.17 0.10 26.08 12:10:01 3 73.08 0.00 2.45 0.03 0.10 24.34 12:20:03 all 44.85 0.00 2.15 0.06 0.08 52.87 12:20:03 0 42.30 0.00 2.00 0.09 0.07 55.54 12:20:03 1 48.73 0.00 2.22 0.06 0.07 48.91 12:20:03 2 45.48 0.00 2.23 0.05 0.08 52.16 12:20:03 3 42.88 0.00 2.13 0.03 0.08 54.89 Average: all 33.02 0.00 1.25 0.05 0.06 65.62 Average: 0 32.59 0.00 1.26 0.03 0.06 66.07 Average: 1 34.25 0.00 1.30 0.07 0.06 64.32 Average: 2 32.63 0.00 1.16 0.06 0.06 66.08 Average: 3 32.61 0.00 1.28 0.02 0.06 66.03