---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-9840 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: 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 11G 68G 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 665 10472 4 4851 14981 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:5d:2f:9f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.162/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84678sec preferred_lft 84678sec inet6 fe80::f816:3eff:fe5d:2f9f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:3d:d6:0d:d9:1b 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-9840) 02/12/26 _x86_64_ (4 CPU) 16:57:35 LINUX RESTART (4 CPU) 17:00:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:10:05 15.12 2.31 11.78 1.03 531.97 3111.04 1880.23 17:20:01 26.24 0.85 22.11 3.29 28.05 3480.24 4729.16 Average: 20.69 1.58 16.95 2.16 279.69 3295.87 3306.48 17:00:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:10:05 10890836 14139200 1821692 11.13 125244 3265108 2121624 12.18 666660 4446988 24812 17:20:01 8438284 12922788 3028944 18.50 165380 4369280 3549856 20.38 1000056 6472876 321372 Average: 9664560 13530994 2425318 14.81 145312 3817194 2835740 16.28 833358 5459932 173092 17:00:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:10:05 lo 1.07 1.07 0.11 0.11 0.00 0.00 0.00 0.00 17:10:05 ens3 83.67 65.97 650.06 16.61 0.00 0.00 0.00 0.00 17:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:01 lo 1555.12 1555.12 1482.01 1482.01 0.00 0.00 0.00 0.00 17:20:01 ens3 99.21 69.21 451.16 19.37 0.00 0.00 0.00 0.00 17:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 779.07 779.07 741.99 741.99 0.00 0.00 0.00 0.00 Average: ens3 91.45 67.60 550.49 17.99 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-9840) 02/12/26 _x86_64_ (4 CPU) 16:57:35 LINUX RESTART (4 CPU) 17:00:10 CPU %user %nice %system %iowait %steal %idle 17:10:05 all 51.35 0.00 1.84 0.28 0.12 46.41 17:10:05 0 52.26 0.00 1.80 0.23 0.11 45.59 17:10:05 1 50.49 0.00 1.66 0.33 0.11 47.41 17:10:05 2 51.94 0.00 1.92 0.34 0.13 45.67 17:10:05 3 50.72 0.00 1.96 0.22 0.11 46.99 17:20:01 all 68.58 0.00 2.75 0.14 0.14 28.39 17:20:01 0 69.29 0.00 2.58 0.22 0.15 27.76 17:20:01 1 67.87 0.00 2.85 0.10 0.15 29.03 17:20:01 2 68.57 0.00 2.63 0.08 0.13 28.58 17:20:01 3 68.58 0.00 2.95 0.14 0.14 28.19 Average: all 59.98 0.00 2.30 0.21 0.13 37.38 Average: 0 60.79 0.00 2.19 0.23 0.13 36.66 Average: 1 59.20 0.00 2.26 0.22 0.13 38.20 Average: 2 60.29 0.00 2.28 0.21 0.13 37.10 Average: 3 59.66 0.00 2.46 0.18 0.12 37.58