---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3724 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: 5599.86 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 9.9G 68G 13% / 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 632 11034 4 4322 15014 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:47:f6:68 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.61/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84332sec preferred_lft 84332sec inet6 fe80::f816:3eff:fe47:f668/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:30:f5:98:11:4b 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-3724) 08/09/26 _x86_64_ (4 CPU) 03:17:16 LINUX RESTART (4 CPU) 03:20:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:30:05 4.20 0.25 3.76 0.20 208.66 316.85 19.06 03:40:06 25.17 1.87 9.68 13.62 122.96 2170.12 240893.68 03:50:07 10.28 0.49 8.78 1.01 19.72 2112.34 2823.78 Average: 13.22 0.87 7.41 4.95 117.06 1533.64 81263.08 03:20:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:30:05 12877660 15505284 467816 2.86 100632 2715016 991656 5.69 402840 2763436 304 03:40:06 10755800 14088944 1872280 11.44 126632 3342840 2281260 13.09 587280 4668152 28324 03:50:07 9069564 12995300 2960096 18.08 156116 3844596 3204876 18.40 750356 6100144 1148 Average: 10901008 14196509 1766731 10.79 127793 3300817 2159264 12.39 580159 4510577 9925 03:20:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:30:05 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 03:30:05 ens3 23.47 18.53 294.81 1.99 0.00 0.00 0.00 0.00 03:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:06 lo 0.62 0.62 0.06 0.06 0.00 0.00 0.00 0.00 03:40:06 ens3 78.75 63.81 713.00 12.37 0.00 0.00 0.00 0.00 03:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:50:07 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 03:50:07 ens3 56.38 45.82 103.71 16.64 0.00 0.00 0.00 0.00 03:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.70 0.70 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 52.88 42.73 370.50 10.34 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-3724) 08/09/26 _x86_64_ (4 CPU) 03:17:16 LINUX RESTART (4 CPU) 03:20:05 CPU %user %nice %system %iowait %steal %idle 03:30:05 all 0.35 0.00 0.08 0.04 0.02 99.50 03:30:05 0 0.04 0.00 0.06 0.04 0.01 99.85 03:30:05 1 0.28 0.00 0.06 0.09 0.01 99.56 03:30:05 2 0.63 0.00 0.14 0.03 0.02 99.18 03:30:05 3 0.46 0.00 0.07 0.01 0.03 99.43 03:40:06 all 32.89 0.00 1.10 0.06 0.07 65.89 03:40:06 0 31.42 0.00 1.06 0.11 0.06 67.34 03:40:06 1 32.87 0.00 0.95 0.06 0.07 66.06 03:40:06 2 33.11 0.00 0.97 0.04 0.07 65.81 03:40:06 3 34.15 0.00 1.41 0.02 0.07 64.35 03:50:07 all 67.03 0.00 2.24 0.03 0.13 30.57 03:50:07 0 68.99 0.00 2.36 0.02 0.13 28.51 03:50:07 1 67.18 0.00 2.39 0.05 0.14 30.24 03:50:07 2 64.88 0.00 1.87 0.03 0.13 33.09 03:50:07 3 67.05 0.00 2.33 0.02 0.13 30.46 Average: all 33.43 0.00 1.14 0.04 0.07 65.32 Average: 0 33.48 0.00 1.16 0.06 0.07 65.23 Average: 1 33.45 0.00 1.13 0.07 0.07 65.28 Average: 2 32.88 0.00 0.99 0.03 0.07 66.02 Average: 3 33.89 0.00 1.27 0.02 0.08 64.75