---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-39279 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: 5599.94 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 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 660 9059 4 6270 14986 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:1b:a7:a8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.55/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84409sec preferred_lft 84409sec inet6 fe80::f816:3eff:fe1b:a7a8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:7c:d4:84:cd:8d 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-39279) 08/21/26 _x86_64_ (4 CPU) 01:40:06 LINUX RESTART (4 CPU) 01:50:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:07 8.82 0.01 7.44 1.37 0.16 696.48 23988.97 02:10:01 39.72 0.45 33.82 5.46 18.75 8341.00 24766.38 Average: 24.19 0.23 20.56 3.40 9.41 4497.54 24375.52 01:50:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:07 9090804 12953184 3002820 18.34 141544 3821056 3329604 19.11 714264 6151392 2220 02:10:01 9330040 15393772 551940 3.37 183232 5877852 1119608 6.43 1608024 4892624 24956 Average: 9210422 14173478 1777380 10.86 162388 4849454 2224606 12.77 1161144 5522008 13588 01:50:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:07 lo 57.75 57.75 14.74 14.74 0.00 0.00 0.00 0.00 02:00:07 ens3 6.71 5.43 4.44 1.65 0.00 0.00 0.00 0.00 02:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:10:01 lo 2559.14 2559.14 2460.82 2460.82 0.00 0.00 0.00 0.00 02:10:01 ens3 82.87 66.17 510.58 27.92 0.00 0.00 0.00 0.00 02:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1301.51 1301.51 1231.00 1231.00 0.00 0.00 0.00 0.00 Average: ens3 44.58 35.63 256.11 14.71 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-39279) 08/21/26 _x86_64_ (4 CPU) 01:40:06 LINUX RESTART (4 CPU) 01:50:07 CPU %user %nice %system %iowait %steal %idle 02:00:07 all 15.60 0.00 0.83 0.04 0.08 83.45 02:00:07 0 16.37 0.00 0.81 0.02 0.08 82.72 02:00:07 1 15.61 0.00 0.92 0.07 0.09 83.31 02:00:07 2 14.42 0.00 0.79 0.05 0.09 84.65 02:00:07 3 15.98 0.00 0.79 0.04 0.08 83.11 02:10:01 all 50.19 0.00 2.75 0.13 0.09 46.84 02:10:01 0 49.21 0.00 2.52 0.06 0.09 48.12 02:10:01 1 51.42 0.00 2.84 0.18 0.09 45.48 02:10:01 2 49.76 0.00 2.94 0.04 0.09 47.16 02:10:01 3 50.39 0.00 2.70 0.23 0.09 46.59 Average: all 32.79 0.00 1.78 0.09 0.09 65.25 Average: 0 32.67 0.00 1.66 0.04 0.09 65.54 Average: 1 33.42 0.00 1.87 0.13 0.09 64.49 Average: 2 32.00 0.00 1.86 0.04 0.09 66.00 Average: 3 33.08 0.00 1.74 0.13 0.09 64.97