---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-28345 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 13G 65G 17% / 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 671 8291 4 7026 14975 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:d8:2c:65 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.35/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83707sec preferred_lft 83707sec inet6 fe80::f816:3eff:fed8:2c65/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:89:e3:8f:13:59 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-28345) 06/18/26 _x86_64_ (4 CPU) 12:28:32 LINUX RESTART (4 CPU) 12:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:40:15 29.84 3.81 23.73 2.30 195.41 5076.60 3533.96 12:50:15 24.80 0.02 22.08 2.70 0.25 1995.05 6969.01 13:00:01 24.37 0.03 21.93 2.42 0.37 4023.31 8287.16 13:10:15 11.95 0.29 10.32 1.35 11.17 7239.12 1394.39 Average: 22.71 1.05 19.47 2.19 52.65 4603.66 5000.44 12:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:40:15 10150316 13624248 2334872 14.26 133740 3468396 2376948 13.64 638364 5189020 33144 12:50:15 9485012 13278640 2677460 16.35 150812 3743968 2618920 15.03 738892 5724968 8368 13:00:01 7804472 12569296 3383144 20.66 169412 4654368 3156564 18.12 1009232 7099672 252 13:10:15 8542540 15377556 568092 3.47 185128 6642056 1114004 6.39 1758128 5529548 56 Average: 8995585 13712435 2240892 13.69 159773 4627197 2316609 13.30 1036154 5885802 10455 12:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:40:15 lo 922.85 922.85 873.01 873.01 0.00 0.00 0.00 0.00 12:40:15 ens3 117.37 87.75 1056.54 17.87 0.00 0.00 0.00 0.00 12:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:15 lo 1206.62 1206.62 1148.83 1148.83 0.00 0.00 0.00 0.00 12:50:15 ens3 32.40 25.96 13.14 8.99 0.00 0.00 0.00 0.00 12:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:01 lo 906.76 906.76 858.58 858.58 0.00 0.00 0.00 0.00 13:00:01 ens3 42.68 33.12 29.07 11.35 0.00 0.00 0.00 0.00 13:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:15 lo 2478.49 2478.49 9090.21 9090.21 0.00 0.00 0.00 0.00 13:10:15 ens3 44.57 46.66 129.89 522.64 0.00 0.00 0.00 0.00 13:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1384.67 1384.67 3025.49 3025.49 0.00 0.00 0.00 0.00 Average: ens3 59.59 48.66 311.85 142.30 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-28345) 06/18/26 _x86_64_ (4 CPU) 12:28:32 LINUX RESTART (4 CPU) 12:30:01 CPU %user %nice %system %iowait %steal %idle 12:40:15 all 51.68 0.00 2.12 0.29 0.14 45.77 12:40:15 0 50.12 0.00 2.28 0.24 0.12 47.24 12:40:15 1 52.09 0.00 2.02 0.11 0.13 45.65 12:40:15 2 51.25 0.00 1.99 0.49 0.14 46.13 12:40:15 3 53.26 0.00 2.20 0.34 0.15 44.06 12:50:15 all 65.49 0.00 2.34 0.30 0.25 31.62 12:50:15 0 63.58 0.00 2.40 0.04 0.23 33.76 12:50:15 1 67.16 0.00 2.10 0.51 0.24 29.98 12:50:15 2 65.80 0.00 2.38 0.47 0.25 31.10 12:50:15 3 65.43 0.00 2.47 0.17 0.30 31.63 13:00:01 all 53.32 0.00 2.11 0.31 0.13 44.14 13:00:01 0 51.82 0.00 2.05 0.49 0.12 45.51 13:00:01 1 54.70 0.00 2.10 0.12 0.13 42.95 13:00:01 2 53.43 0.00 2.42 0.52 0.13 43.50 13:00:01 3 53.31 0.00 1.88 0.10 0.13 44.57 13:10:15 all 35.27 0.00 1.35 0.58 0.13 62.67 13:10:15 0 42.80 0.00 1.37 0.58 0.11 55.14 13:10:15 1 29.77 0.00 1.65 1.21 0.11 67.25 13:10:15 2 36.77 0.00 1.42 0.17 0.18 61.46 13:10:15 3 31.73 0.00 0.95 0.36 0.10 66.85 Average: all 51.34 0.00 1.98 0.37 0.16 46.15 Average: 0 52.02 0.00 2.02 0.33 0.15 45.47 Average: 1 50.79 0.00 1.96 0.49 0.15 46.60 Average: 2 51.72 0.00 2.05 0.41 0.17 45.65 Average: 3 50.83 0.00 1.87 0.24 0.17 46.88