---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-41281 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 12G 66G 15% / 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 706 9330 4 5952 14939 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:4f:cf:f1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.197/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84742sec preferred_lft 84742sec inet6 fe80::f816:3eff:fe4f:cff1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:06:df:d0:7c:ae 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-41281) 08/26/26 _x86_64_ (4 CPU) 15:27:55 LINUX RESTART (4 CPU) 15:30:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:40:04 27.13 2.45 21.66 3.01 144.25 4443.34 58566.44 15:50:04 22.10 0.18 18.77 3.16 5.07 1609.84 26696.42 Average: 24.61 1.32 20.21 3.08 74.66 3026.61 42631.69 15:30:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:40:04 9635712 13186132 2772224 16.93 128564 3538964 3074516 17.65 667360 5671804 392 15:50:04 9241148 13135908 2819288 17.22 147304 3842100 2896496 16.63 793228 5921772 25804 Average: 9438430 13161020 2795756 17.08 137934 3690532 2985506 17.14 730294 5796788 13098 15:30:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:40:04 lo 25.42 25.42 5.76 5.76 0.00 0.00 0.00 0.00 15:40:04 ens3 53.10 43.48 495.90 7.73 0.00 0.00 0.00 0.00 15:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:04 lo 1387.54 1387.54 1295.37 1295.37 0.00 0.00 0.00 0.00 15:50:04 ens3 35.16 27.29 274.06 5.07 0.00 0.00 0.00 0.00 15:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 706.47 706.47 650.56 650.56 0.00 0.00 0.00 0.00 Average: ens3 44.13 35.39 384.98 6.40 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-41281) 08/26/26 _x86_64_ (4 CPU) 15:27:55 LINUX RESTART (4 CPU) 15:30:04 CPU %user %nice %system %iowait %steal %idle 15:40:04 all 38.26 0.00 1.37 0.12 0.10 60.16 15:40:04 0 37.52 0.00 1.19 0.11 0.10 61.09 15:40:04 1 38.64 0.00 1.69 0.15 0.09 59.42 15:40:04 2 37.93 0.00 1.25 0.11 0.10 60.61 15:40:04 3 38.95 0.00 1.35 0.10 0.10 59.50 15:50:04 all 31.53 0.00 1.66 0.05 0.09 66.66 15:50:04 0 31.08 0.00 1.62 0.06 0.09 67.14 15:50:04 1 31.17 0.00 1.72 0.04 0.09 66.99 15:50:04 2 31.83 0.00 1.62 0.02 0.10 66.44 15:50:04 3 32.05 0.00 1.69 0.10 0.09 66.06 Average: all 34.90 0.00 1.52 0.09 0.10 63.40 Average: 0 34.30 0.00 1.40 0.08 0.10 64.11 Average: 1 34.91 0.00 1.71 0.09 0.09 63.20 Average: 2 34.88 0.00 1.44 0.07 0.10 63.52 Average: 3 35.50 0.00 1.52 0.10 0.10 62.78