---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-53292 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 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 680 9455 4 5853 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:86:d2:87 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.84/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84406sec preferred_lft 84406sec inet6 fe80::f816:3eff:fe86:d287/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:79:2d:d6:e8:86 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-53292) 03/27/26 _x86_64_ (4 CPU) 01:06:27 LINUX RESTART (4 CPU) 01:10:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:02 26.36 2.58 20.52 3.27 148.33 3609.75 31952.07 01:30:06 18.50 0.16 15.67 2.66 4.67 1573.73 30249.93 Average: 22.40 1.36 18.08 2.96 76.01 2584.71 31095.13 01:10:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:02 9806252 13192000 2767664 16.90 129460 3381704 3061500 17.57 667132 5517028 852 01:30:06 9575612 13370532 2585884 15.79 151172 3738952 2788004 16.00 792472 5580416 52504 Average: 9690932 13281266 2676774 16.35 140316 3560328 2924752 16.79 729802 5548722 26678 01:10:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:02 lo 18.52 18.52 3.99 3.99 0.00 0.00 0.00 0.00 01:20:02 ens3 69.88 58.44 632.00 12.27 0.00 0.00 0.00 0.00 01:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:06 lo 955.30 955.30 877.50 877.50 0.00 0.00 0.00 0.00 01:30:06 ens3 37.35 24.67 244.14 5.95 0.00 0.00 0.00 0.00 01:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 490.14 490.14 443.76 443.76 0.00 0.00 0.00 0.00 Average: ens3 53.50 41.44 436.73 9.09 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-53292) 03/27/26 _x86_64_ (4 CPU) 01:06:27 LINUX RESTART (4 CPU) 01:10:06 CPU %user %nice %system %iowait %steal %idle 01:20:02 all 34.54 0.00 1.29 0.27 0.08 63.82 01:20:02 0 34.10 0.00 1.23 0.14 0.08 64.44 01:20:02 1 34.84 0.00 1.26 0.25 0.08 63.58 01:20:02 2 34.10 0.00 1.29 0.25 0.08 64.28 01:20:02 3 35.14 0.00 1.39 0.43 0.08 62.96 01:30:06 all 23.89 0.00 1.34 0.05 0.09 74.62 01:30:06 0 24.54 0.00 1.47 0.09 0.09 73.79 01:30:06 1 22.86 0.00 1.43 0.07 0.09 75.55 01:30:06 2 23.57 0.00 1.34 0.02 0.09 74.97 01:30:06 3 24.58 0.00 1.13 0.03 0.08 74.18 Average: all 29.18 0.00 1.32 0.16 0.08 69.26 Average: 0 29.29 0.00 1.36 0.12 0.09 69.15 Average: 1 28.81 0.00 1.34 0.16 0.09 69.61 Average: 2 28.80 0.00 1.32 0.14 0.09 69.66 Average: 3 29.82 0.00 1.26 0.23 0.08 68.61