---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6467 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 9.6G 68G 13% / 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 610 11436 4 3942 15036 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:b4:af:c7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.25/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82715sec preferred_lft 82715sec inet6 fe80::f816:3eff:feb4:afc7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:57:85:11:d4:b8 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-6467) 04/22/26 _x86_64_ (4 CPU) 02:03:04 LINUX RESTART (4 CPU) 02:10:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:20:01 14.24 0.01 1.33 12.90 0.20 15.71 245764.59 02:30:01 1.22 0.00 1.22 0.00 0.00 14.02 0.00 02:40:08 1.29 0.00 1.29 0.00 0.00 14.73 0.00 02:50:01 1.25 0.00 1.25 0.00 0.00 14.15 0.00 03:00:01 58.19 4.85 50.88 2.46 280.54 4612.81 5274.64 Average: 15.24 0.97 11.22 3.05 56.30 936.69 49775.84 02:10:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:20:01 13778164 15528940 490296 2.99 54176 1923640 1127856 6.47 197744 2149680 208 02:30:01 13776944 15528240 490936 3.00 54552 1923788 1127856 6.47 198124 2150712 200 02:40:08 13775940 15527684 491324 3.00 54976 1923792 1127856 6.47 198556 2151700 28 02:50:01 13775212 15527452 491596 3.00 55328 1923932 1127856 6.47 198892 2152592 4 03:00:01 10632740 13799100 2163540 13.21 126496 3202320 2425164 13.92 557568 4846016 168456 Average: 13147800 15182283 825538 5.04 69106 2179494 1387318 7.96 270177 2690140 33779 02:10:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:20:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 02:20:01 ens3 0.99 0.08 0.08 0.02 0.00 0.00 0.00 0.00 02:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 02:30:01 ens3 0.39 0.08 0.06 0.02 0.00 0.00 0.00 0.00 02:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:40:08 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 02:40:08 ens3 0.69 0.12 6.03 0.04 0.00 0.00 0.00 0.00 02:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 02:50:01 ens3 0.33 0.07 0.19 0.02 0.00 0.00 0.00 0.00 02:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:01 lo 525.14 525.14 500.40 500.40 0.00 0.00 0.00 0.00 03:00:01 ens3 118.13 88.23 1025.43 17.70 0.00 0.00 0.00 0.00 03:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 105.38 105.38 100.35 100.35 0.00 0.00 0.00 0.00 Average: ens3 24.17 17.76 206.91 3.57 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-6467) 04/22/26 _x86_64_ (4 CPU) 02:03:04 LINUX RESTART (4 CPU) 02:10:08 CPU %user %nice %system %iowait %steal %idle 02:20:01 all 0.03 0.00 0.03 0.03 0.02 99.90 02:20:01 0 0.02 0.00 0.03 0.03 0.02 99.91 02:20:01 1 0.04 0.00 0.02 0.01 0.03 99.91 02:20:01 2 0.03 0.00 0.05 0.07 0.02 99.83 02:20:01 3 0.02 0.00 0.02 0.00 0.01 99.95 02:30:01 all 0.15 0.00 0.02 0.01 0.02 99.80 02:30:01 0 0.02 0.00 0.04 0.01 0.03 99.90 02:30:01 1 0.54 0.00 0.01 0.00 0.02 99.42 02:30:01 2 0.03 0.00 0.02 0.00 0.01 99.94 02:30:01 3 0.03 0.00 0.02 0.02 0.01 99.92 02:40:08 all 0.08 0.00 0.03 0.01 0.02 99.86 02:40:08 0 0.02 0.00 0.02 0.01 0.01 99.94 02:40:08 1 0.28 0.00 0.05 0.01 0.03 99.63 02:40:08 2 0.02 0.00 0.02 0.01 0.01 99.94 02:40:08 3 0.02 0.00 0.02 0.00 0.01 99.94 02:50:01 all 0.16 0.00 0.02 0.01 0.02 99.78 02:50:01 0 0.02 0.00 0.02 0.02 0.02 99.92 02:50:01 1 0.02 0.00 0.02 0.03 0.01 99.92 02:50:01 2 0.02 0.00 0.02 0.00 0.01 99.94 02:50:01 3 0.59 0.00 0.03 0.00 0.03 99.34 03:00:01 all 26.16 0.00 1.25 0.33 0.06 72.21 03:00:01 0 26.43 0.00 1.24 0.09 0.05 72.20 03:00:01 1 27.42 0.00 1.38 0.49 0.05 70.65 03:00:01 2 26.28 0.00 1.22 0.40 0.06 72.04 03:00:01 3 24.50 0.00 1.16 0.34 0.05 73.95 Average: all 5.32 0.00 0.27 0.08 0.03 94.30 Average: 0 5.31 0.00 0.27 0.03 0.03 94.36 Average: 1 5.67 0.00 0.30 0.11 0.03 93.90 Average: 2 5.28 0.00 0.27 0.10 0.02 94.33 Average: 3 5.03 0.00 0.25 0.07 0.02 94.62