---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12737 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: 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 67G 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 728 9649 4 5611 14917 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:7d:c7:ec brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.147/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84553sec preferred_lft 84553sec inet6 fe80::f816:3eff:fe7d:c7ec/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:14:84:7a:73:de 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-12737) 05/11/26 _x86_64_ (4 CPU) 12:37:51 LINUX RESTART (4 CPU) 12:40:23 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:08 23.38 2.71 18.92 1.75 150.76 4820.04 5755.51 13:00:04 32.14 0.05 28.81 3.28 1.65 3183.43 13630.02 Average: 27.80 1.37 23.91 2.52 75.52 3994.23 9728.86 12:40:23 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:08 9594408 13257712 2699100 16.49 154144 3603244 2962348 17.00 707568 5656392 15600 13:00:04 8110836 13236748 2713200 16.57 183780 4961592 2918212 16.75 1022408 6744116 882444 Average: 8852622 13247230 2706150 16.53 168962 4282418 2940280 16.88 864988 6200254 449022 12:40:23 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:08 lo 751.40 751.40 715.91 715.91 0.00 0.00 0.00 0.00 12:50:08 ens3 112.86 88.48 837.37 19.25 0.00 0.00 0.00 0.00 12:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:04 lo 1506.49 1506.49 1435.95 1435.95 0.00 0.00 0.00 0.00 13:00:04 ens3 51.09 40.19 216.16 11.93 0.00 0.00 0.00 0.00 13:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1132.40 1132.40 1079.23 1079.23 0.00 0.00 0.00 0.00 Average: ens3 81.69 64.11 523.92 15.55 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-12737) 05/11/26 _x86_64_ (4 CPU) 12:37:51 LINUX RESTART (4 CPU) 12:40:23 CPU %user %nice %system %iowait %steal %idle 12:50:08 all 63.42 0.00 2.17 0.07 0.11 34.23 12:50:08 0 64.28 0.00 2.05 0.06 0.11 33.50 12:50:08 1 63.76 0.00 2.01 0.11 0.11 34.01 12:50:08 2 61.34 0.00 2.34 0.07 0.11 36.15 12:50:08 3 64.29 0.00 2.27 0.06 0.11 33.27 13:00:04 all 56.14 0.00 2.47 0.07 0.10 41.21 13:00:04 0 54.97 0.00 2.20 0.05 0.10 42.68 13:00:04 1 57.29 0.00 2.58 0.08 0.11 39.95 13:00:04 2 57.68 0.00 2.34 0.05 0.11 39.83 13:00:04 3 54.64 0.00 2.76 0.12 0.10 42.38 Average: all 59.75 0.00 2.32 0.07 0.11 37.75 Average: 0 59.58 0.00 2.13 0.05 0.11 38.14 Average: 1 60.49 0.00 2.30 0.09 0.11 37.01 Average: 2 59.49 0.00 2.34 0.06 0.11 38.00 Average: 3 59.42 0.00 2.51 0.09 0.11 37.86