---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-30254 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: 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 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 704 8261 4 7022 14942 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:f3:02:04 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.124/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83584sec preferred_lft 83584sec inet6 fe80::f816:3eff:fef3:204/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:6f:e2:3f:72:a4 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-30254) 06/24/26 _x86_64_ (4 CPU) 19:01:32 LINUX RESTART (4 CPU) 19:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:10 23.03 0.07 20.31 2.65 6.55 2510.57 4936.89 19:30:01 31.49 0.01 28.19 3.29 0.15 2320.83 9571.73 19:40:12 8.43 0.02 7.76 0.65 0.31 2844.02 2589.63 Average: 20.87 0.03 18.65 2.18 2.36 2561.13 5657.63 19:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:10 9120572 12793400 3163588 19.32 142692 3641132 3209600 18.42 703644 6139660 18268 19:30:01 8703292 12718516 3236000 19.76 160896 3940892 3245136 18.63 802020 6423720 16000 19:40:12 5280420 10067284 5884620 35.94 167080 4677600 5648376 32.42 1022948 9593456 29760 Average: 7701428 11859733 4094736 25.01 156889 4086541 4034371 23.16 842871 7385612 21343 19:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:10 lo 1381.27 1381.27 1309.65 1309.65 0.00 0.00 0.00 0.00 19:20:10 ens3 46.48 37.96 45.18 12.17 0.00 0.00 0.00 0.00 19:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:01 lo 1519.55 1519.55 1448.34 1448.34 0.00 0.00 0.00 0.00 19:30:01 ens3 35.96 28.06 24.07 9.69 0.00 0.00 0.00 0.00 19:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:12 lo 356.69 356.69 4726.78 4726.78 0.00 0.00 0.00 0.00 19:40:12 ens3 16.62 13.49 9.23 4.50 0.00 0.00 0.00 0.00 19:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1080.78 1080.78 2507.58 2507.58 0.00 0.00 0.00 0.00 Average: ens3 32.98 26.47 26.17 8.77 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-30254) 06/24/26 _x86_64_ (4 CPU) 19:01:32 LINUX RESTART (4 CPU) 19:10:01 CPU %user %nice %system %iowait %steal %idle 19:20:10 all 64.15 0.00 2.44 1.38 0.14 31.89 19:20:10 0 64.21 0.00 2.01 2.55 0.13 31.10 19:20:10 1 63.76 0.00 2.51 1.06 0.14 32.53 19:20:10 2 63.60 0.00 2.73 0.52 0.14 33.02 19:20:10 3 65.04 0.00 2.52 1.39 0.14 30.91 19:30:01 all 64.64 0.00 2.56 0.51 0.15 32.14 19:30:01 0 65.32 0.00 2.16 0.45 0.15 31.92 19:30:01 1 64.48 0.00 2.68 0.31 0.14 32.38 19:30:01 2 64.82 0.00 2.54 0.55 0.15 31.94 19:30:01 3 63.95 0.00 2.87 0.73 0.14 32.31 19:40:12 all 34.52 0.00 1.32 0.20 0.10 63.86 19:40:12 0 36.73 0.00 1.18 0.29 0.10 61.70 19:40:12 1 37.52 0.00 1.75 0.16 0.11 60.46 19:40:12 2 31.77 0.00 1.17 0.16 0.10 66.81 19:40:12 3 32.06 0.00 1.18 0.18 0.10 66.48 Average: all 54.30 0.00 2.10 0.70 0.13 42.77 Average: 0 55.30 0.00 1.78 1.10 0.13 41.69 Average: 1 55.14 0.00 2.31 0.51 0.13 41.91 Average: 2 53.24 0.00 2.14 0.41 0.13 44.08 Average: 3 53.54 0.00 2.18 0.76 0.13 43.39