---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10220 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 13G 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 666 8656 4 6666 14980 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:2e:d4:3f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.88/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84634sec preferred_lft 84634sec inet6 fe80::f816:3eff:fe2e:d43f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9e:fc:9c:97:68:f3 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-10220) 02/13/26 _x86_64_ (4 CPU) 14:19:51 LINUX RESTART (4 CPU) 14:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:30:03 77.27 12.14 61.37 3.76 1892.41 10760.65 34113.03 14:40:03 27.47 0.01 24.70 2.76 0.21 2359.00 12180.11 Average: 52.43 6.09 43.08 3.26 948.76 6570.72 23175.00 14:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:30:03 9755628 13373456 2584104 15.78 137264 3610804 2745092 15.76 784968 5455436 15276 14:40:03 9051772 13087496 2866852 17.51 156932 3975484 2861196 16.42 894828 6001980 21444 Average: 9403700 13230476 2725478 16.65 147098 3793144 2803144 16.09 839898 5728708 18360 14:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:30:03 lo 1552.74 1552.74 1472.96 1472.96 0.00 0.00 0.00 0.00 14:30:03 ens3 171.83 125.25 1450.00 22.25 0.00 0.00 0.00 0.00 14:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:03 lo 1292.84 1292.84 1230.88 1230.88 0.00 0.00 0.00 0.00 14:40:03 ens3 23.85 21.04 21.49 6.46 0.00 0.00 0.00 0.00 14:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1423.13 1423.13 1352.24 1352.24 0.00 0.00 0.00 0.00 Average: ens3 98.03 73.28 737.60 14.38 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-10220) 02/13/26 _x86_64_ (4 CPU) 14:19:51 LINUX RESTART (4 CPU) 14:20:00 CPU %user %nice %system %iowait %steal %idle 14:30:03 all 61.64 0.00 2.82 0.42 0.08 35.04 14:30:03 0 63.84 0.00 3.14 0.24 0.08 32.70 14:30:03 1 58.00 0.00 2.58 0.14 0.08 39.20 14:30:03 2 63.23 0.00 2.96 0.94 0.08 32.79 14:30:03 3 61.48 0.00 2.60 0.35 0.09 35.48 14:40:03 all 65.93 0.00 2.34 0.05 0.09 31.58 14:40:03 0 66.43 0.00 2.68 0.04 0.09 30.76 14:40:03 1 64.33 0.00 2.16 0.09 0.10 33.33 14:40:03 2 66.62 0.00 2.18 0.05 0.09 31.06 14:40:03 3 66.35 0.00 2.35 0.04 0.09 31.17 Average: all 63.78 0.00 2.58 0.24 0.09 33.32 Average: 0 65.13 0.00 2.91 0.14 0.09 31.73 Average: 1 61.15 0.00 2.37 0.12 0.09 36.27 Average: 2 64.92 0.00 2.57 0.49 0.09 31.93 Average: 3 63.91 0.00 2.47 0.20 0.09 33.33