---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-27080 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 11G 67G 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 675 10266 4 5047 14971 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:2d:9c:3d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.47/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82925sec preferred_lft 82925sec inet6 fe80::f816:3eff:fe2d:9c3d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:ee:ff:1e:ad:1d 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-27080) 06/13/26 _x86_64_ (4 CPU) 09:10:30 LINUX RESTART (4 CPU) 09:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:01 2.10 0.01 2.09 0.01 0.29 36.11 336.86 09:40:04 1.54 0.00 1.54 0.00 0.00 26.37 0.00 09:50:01 27.27 1.93 11.48 13.86 124.88 2455.08 242837.33 10:00:01 24.39 0.78 21.22 2.40 27.86 3181.08 7253.83 Average: 13.79 0.68 9.07 4.05 38.12 1421.17 62354.53 09:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:01 12817972 15511080 461284 2.82 101856 2779092 1005552 5.77 474692 2748168 200 09:40:04 12795604 15490328 481896 2.94 103000 2779332 1022768 5.87 475848 2784740 176 09:50:01 9693000 13167648 2792212 17.05 132700 3468556 3340032 19.17 680772 5617044 21420 10:00:01 8728260 13161732 2789808 17.04 169856 4310932 2961596 17.00 907116 6252164 93676 Average: 11008709 14332697 1631300 9.96 126853 3334478 2082487 11.95 634607 4350529 28868 09:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:30:01 ens3 6.01 5.16 87.52 0.70 0.00 0.00 0.00 0.00 09:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:04 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:40:04 ens3 10.64 9.65 72.40 7.14 0.00 0.00 0.00 0.00 09:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:01 lo 0.76 0.76 0.07 0.07 0.00 0.00 0.00 0.00 09:50:01 ens3 79.62 64.62 609.73 13.59 0.00 0.00 0.00 0.00 09:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:01 lo 1033.93 1033.93 984.91 984.91 0.00 0.00 0.00 0.00 10:00:01 ens3 78.36 60.70 330.25 18.33 0.00 0.00 0.00 0.00 10:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 258.40 258.40 245.94 245.94 0.00 0.00 0.00 0.00 Average: ens3 43.56 34.96 274.34 9.93 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-27080) 06/13/26 _x86_64_ (4 CPU) 09:10:30 LINUX RESTART (4 CPU) 09:20:01 CPU %user %nice %system %iowait %steal %idle 09:30:01 all 0.17 0.00 0.04 0.02 0.01 99.76 09:30:01 0 0.03 0.00 0.01 0.07 0.01 99.89 09:30:01 1 0.40 0.00 0.01 0.01 0.02 99.57 09:30:01 2 0.21 0.00 0.08 0.01 0.02 99.68 09:30:01 3 0.03 0.00 0.03 0.02 0.02 99.90 09:40:04 all 0.24 0.00 0.04 0.03 0.01 99.67 09:40:04 0 0.11 0.00 0.04 0.09 0.02 99.74 09:40:04 1 0.48 0.00 0.05 0.00 0.01 99.45 09:40:04 2 0.27 0.00 0.06 0.01 0.01 99.64 09:40:04 3 0.09 0.00 0.02 0.01 0.01 99.86 09:50:01 all 40.98 0.00 1.33 0.13 0.07 57.49 09:50:01 0 40.75 0.00 1.29 0.09 0.07 57.80 09:50:01 1 39.84 0.00 1.26 0.32 0.07 58.52 09:50:01 2 41.36 0.00 1.41 0.09 0.07 57.07 09:50:01 3 41.98 0.00 1.36 0.05 0.07 56.55 10:00:01 all 68.06 0.00 2.55 0.15 0.10 29.13 10:00:01 0 69.10 0.00 2.60 0.21 0.11 27.98 10:00:01 1 67.46 0.00 2.40 0.10 0.10 29.94 10:00:01 2 66.64 0.00 2.38 0.14 0.10 30.74 10:00:01 3 69.06 0.00 2.83 0.16 0.11 27.84 Average: all 27.27 0.00 0.99 0.08 0.05 71.61 Average: 0 27.40 0.00 0.98 0.11 0.05 71.45 Average: 1 26.94 0.00 0.93 0.11 0.05 71.98 Average: 2 27.04 0.00 0.98 0.06 0.05 71.87 Average: 3 27.69 0.00 1.06 0.06 0.05 71.15