---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7047 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 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 9665 4 5595 14918 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:8a:7f:b1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.185/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84646sec preferred_lft 84646sec inet6 fe80::f816:3eff:fe8a:7fb1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:98:82:ef:04:13 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-7047) 02/02/26 _x86_64_ (4 CPU) 12:37:57 LINUX RESTART (4 CPU) 12:40:29 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:01 42.44 3.18 22.87 16.40 578.69 5042.68 256965.39 13:00:19 35.55 0.06 32.03 3.47 1.33 5932.24 12076.94 Average: 38.87 1.56 27.63 9.68 278.91 5504.57 129809.71 12:40:29 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:01 9656988 13357808 2598916 15.87 153892 3644616 2827344 16.23 843560 5466896 14836 13:00:19 7753008 12873832 3076168 18.79 182052 4963896 3178344 18.24 1141824 6985612 25184 Average: 8704998 13115820 2837542 17.33 167972 4304256 3002844 17.24 992692 6226254 20010 12:40:29 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:01 lo 788.10 788.10 750.38 750.38 0.00 0.00 0.00 0.00 12:50:01 ens3 111.71 85.64 821.62 18.17 0.00 0.00 0.00 0.00 12:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:19 lo 1276.43 1276.43 1215.68 1215.68 0.00 0.00 0.00 0.00 13:00:19 ens3 59.75 46.03 224.11 13.81 0.00 0.00 0.00 0.00 13:00:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1041.66 1041.66 991.98 991.98 0.00 0.00 0.00 0.00 Average: ens3 84.73 65.07 511.37 15.90 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-7047) 02/02/26 _x86_64_ (4 CPU) 12:37:57 LINUX RESTART (4 CPU) 12:40:29 CPU %user %nice %system %iowait %steal %idle 12:50:01 all 65.47 0.00 2.25 0.14 0.10 32.04 12:50:01 0 64.92 0.00 2.28 0.14 0.10 32.56 12:50:01 1 66.05 0.00 2.43 0.19 0.11 31.22 12:50:01 2 64.65 0.00 2.30 0.12 0.10 32.83 12:50:01 3 66.26 0.00 1.98 0.10 0.10 31.56 13:00:19 all 57.60 0.00 2.39 0.15 0.10 39.76 13:00:19 0 54.46 0.00 2.27 0.11 0.09 43.06 13:00:19 1 58.11 0.00 2.50 0.11 0.10 39.17 13:00:19 2 57.97 0.00 2.29 0.27 0.10 39.37 13:00:19 3 59.86 0.00 2.50 0.11 0.10 37.44 Average: all 61.38 0.00 2.32 0.14 0.10 36.05 Average: 0 59.48 0.00 2.28 0.12 0.10 38.02 Average: 1 61.93 0.00 2.47 0.15 0.10 35.35 Average: 2 61.19 0.00 2.30 0.20 0.10 36.22 Average: 3 62.94 0.00 2.25 0.11 0.10 34.61