---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3360 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: 5599.99 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: 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 13G 66G 16% / 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 708 8504 4 6776 14937 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:12:dd:f2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.136/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84267sec preferred_lft 84267sec inet6 fe80::f816:3eff:fe12:ddf2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:01:7e:3e:c5:48 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-3360) 08/08/26 _x86_64_ (4 CPU) 02:26:15 LINUX RESTART (4 CPU) 02:30:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:40:01 39.94 0.30 23.03 16.60 35.33 3380.52 254161.95 02:50:06 33.24 0.02 29.91 3.32 0.52 2771.39 16354.37 03:00:06 10.97 0.03 10.56 0.38 0.65 8128.73 52518.87 Average: 28.03 0.12 21.18 6.74 12.09 4759.37 107141.95 02:30:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:40:01 8586780 12516444 3439740 21.01 141668 3896452 3399456 19.51 721884 6668680 23828 02:50:06 7454140 12438756 3512832 21.45 161724 4882396 3389488 19.46 1015836 7437592 597272 03:00:06 5691856 12429444 3515780 21.47 177440 6559580 3595984 20.64 1663236 8489700 28032 Average: 7244259 12461548 3489451 21.31 160277 5112809 3461643 19.87 1133652 7531991 216377 02:30:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:40:01 lo 1382.11 1382.11 1311.25 1311.25 0.00 0.00 0.00 0.00 02:40:01 ens3 73.94 51.84 385.17 20.67 0.00 0.00 0.00 0.00 02:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:50:06 lo 1548.52 1548.52 1475.56 1475.56 0.00 0.00 0.00 0.00 02:50:06 ens3 59.82 43.03 32.19 17.16 0.00 0.00 0.00 0.00 02:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:06 lo 2577.19 2577.19 9290.00 9290.00 0.00 0.00 0.00 0.00 03:00:06 ens3 24.48 19.44 127.25 5.22 0.00 0.00 0.00 0.00 03:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1836.42 1836.42 4026.76 4026.76 0.00 0.00 0.00 0.00 Average: ens3 52.71 38.08 180.75 14.34 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-3360) 08/08/26 _x86_64_ (4 CPU) 02:26:15 LINUX RESTART (4 CPU) 02:30:05 CPU %user %nice %system %iowait %steal %idle 02:40:01 all 66.62 0.00 2.48 0.10 0.10 30.70 02:40:01 0 65.12 0.00 2.37 0.05 0.10 32.36 02:40:01 1 67.46 0.00 2.51 0.06 0.10 29.87 02:40:01 2 65.86 0.00 2.46 0.07 0.10 31.51 02:40:01 3 68.04 0.00 2.56 0.24 0.10 29.06 02:50:06 all 62.72 0.00 2.62 0.09 0.10 34.47 02:50:06 0 64.32 0.00 2.72 0.07 0.10 32.79 02:50:06 1 60.76 0.00 2.60 0.09 0.10 36.45 02:50:06 2 62.24 0.00 2.56 0.06 0.10 35.04 02:50:06 3 63.55 0.00 2.59 0.15 0.10 33.62 03:00:06 all 30.06 0.00 1.31 0.27 0.09 68.27 03:00:06 0 26.05 0.00 1.70 0.08 0.09 72.07 03:00:06 1 35.92 0.00 1.17 0.05 0.09 62.77 03:00:06 2 31.80 0.00 0.91 0.06 0.08 67.14 03:00:06 3 26.45 0.00 1.46 0.89 0.08 71.12 Average: all 53.09 0.00 2.13 0.16 0.10 44.52 Average: 0 51.80 0.00 2.27 0.07 0.10 45.76 Average: 1 54.68 0.00 2.09 0.07 0.10 43.07 Average: 2 53.24 0.00 1.98 0.07 0.10 44.62 Average: 3 52.65 0.00 2.20 0.42 0.09 44.63