---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-21241 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 680 10325 4 4983 14966 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:63:7c:d2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.179/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84680sec preferred_lft 84680sec inet6 fe80::f816:3eff:fe63:7cd2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:b5:91:26:28:38 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-21241) 05/29/26 _x86_64_ (4 CPU) 14:38:30 LINUX RESTART (4 CPU) 14:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:50:01 20.19 3.06 16.13 1.01 369.15 4120.41 1527.65 15:00:01 21.16 0.80 18.19 2.17 27.40 3426.93 6747.81 Average: 20.68 1.93 17.16 1.59 198.27 3773.67 4137.73 14:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:50:01 10602244 13925240 2034960 12.43 125952 3330864 2595012 14.90 594228 4804232 25912 15:00:01 8701268 13084256 2867108 17.51 167584 4261376 3106388 17.83 843564 6361140 110540 Average: 9651756 13504748 2451034 14.97 146768 3796120 2850700 16.36 718896 5582686 68226 14:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:50:01 lo 0.92 0.92 0.09 0.09 0.00 0.00 0.00 0.00 14:50:01 ens3 92.95 74.49 785.91 15.78 0.00 0.00 0.00 0.00 14:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:01 lo 863.67 863.67 822.92 822.92 0.00 0.00 0.00 0.00 15:00:01 ens3 87.03 64.31 370.75 18.07 0.00 0.00 0.00 0.00 15:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 432.30 432.30 411.50 411.50 0.00 0.00 0.00 0.00 Average: ens3 89.99 69.40 578.33 16.92 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-21241) 05/29/26 _x86_64_ (4 CPU) 14:38:30 LINUX RESTART (4 CPU) 14:40:01 CPU %user %nice %system %iowait %steal %idle 14:50:01 all 41.67 0.00 1.44 0.39 0.08 56.42 14:50:01 0 41.03 0.00 1.32 0.23 0.08 57.36 14:50:01 1 40.61 0.00 1.60 0.87 0.08 56.84 14:50:01 2 41.37 0.00 1.24 0.31 0.08 57.00 14:50:01 3 43.69 0.00 1.59 0.16 0.08 54.49 15:00:01 all 69.68 0.00 2.53 0.82 0.13 26.84 15:00:01 0 68.01 0.00 2.64 0.89 0.12 28.34 15:00:01 1 71.43 0.00 2.51 0.39 0.13 25.55 15:00:01 2 66.27 0.00 2.36 1.24 0.13 30.00 15:00:01 3 73.00 0.00 2.63 0.78 0.13 23.46 Average: all 55.66 0.00 1.98 0.61 0.10 41.64 Average: 0 54.50 0.00 1.98 0.56 0.10 42.86 Average: 1 56.01 0.00 2.05 0.63 0.10 41.21 Average: 2 53.80 0.00 1.80 0.78 0.10 43.52 Average: 3 58.33 0.00 2.11 0.47 0.10 38.99