---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-22482 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 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 732 9288 4 5968 14914 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:89:91:5d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.156/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84423sec preferred_lft 84423sec inet6 fe80::f816:3eff:fe89:915d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:07:9c:51:1e:9e 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-22482) 06/02/26 _x86_64_ (4 CPU) 06:27:10 LINUX RESTART (4 CPU) 06:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:34 35.26 3.03 30.58 1.65 713.79 5335.62 15807.34 06:50:12 36.39 0.05 32.62 3.72 1.39 3360.53 14628.36 07:00:01 24.26 0.33 20.62 3.31 14.75 5760.31 88599.16 Average: 32.02 1.19 27.98 2.86 256.40 4841.01 39258.41 06:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:34 9062112 13202308 2752944 16.81 157408 4064996 3091896 17.75 904268 5969732 100632 06:50:12 8749388 13353208 2597160 15.86 184248 4459912 2874804 16.50 1047908 6089016 25124 07:00:01 9518048 15273260 671300 4.10 206260 5521160 1192388 6.84 1153984 5138372 12464 Average: 9109849 13942925 2007135 12.26 182639 4682023 2386363 13.70 1035387 5732373 46073 06:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:34 lo 550.74 550.74 524.84 524.84 0.00 0.00 0.00 0.00 06:40:34 ens3 117.61 86.14 970.41 16.79 0.00 0.00 0.00 0.00 06:40:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:12 lo 1709.54 1709.54 1629.47 1629.47 0.00 0.00 0.00 0.00 06:50:12 ens3 54.18 42.42 124.04 12.83 0.00 0.00 0.00 0.00 06:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:01 lo 12.19 12.19 1.26 1.26 0.00 0.00 0.00 0.00 07:00:01 ens3 81.97 78.70 125.73 234.64 0.00 0.00 0.00 0.00 07:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 746.20 746.20 707.82 707.82 0.00 0.00 0.00 0.00 Average: ens3 85.59 69.68 422.37 86.84 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-22482) 06/02/26 _x86_64_ (4 CPU) 06:27:10 LINUX RESTART (4 CPU) 06:30:01 CPU %user %nice %system %iowait %steal %idle 06:40:34 all 51.34 0.00 1.95 0.77 0.11 45.83 06:40:34 0 49.94 0.00 1.92 1.71 0.10 46.32 06:40:34 1 53.83 0.00 1.92 0.36 0.11 43.78 06:40:34 2 52.50 0.00 2.06 0.73 0.11 44.60 06:40:34 3 49.10 0.00 1.89 0.29 0.11 48.62 06:50:12 all 62.10 0.00 2.63 0.07 0.11 35.09 06:50:12 0 61.97 0.00 2.33 0.09 0.11 35.51 06:50:12 1 60.96 0.00 2.22 0.04 0.11 36.66 06:50:12 2 62.52 0.00 2.99 0.05 0.11 34.33 06:50:12 3 62.97 0.00 2.98 0.09 0.11 33.85 07:00:01 all 45.95 0.00 1.60 0.08 0.09 52.28 07:00:01 0 45.46 0.00 1.20 0.12 0.08 53.14 07:00:01 1 43.39 0.00 1.46 0.02 0.09 55.04 07:00:01 2 50.85 0.00 2.00 0.11 0.09 46.95 07:00:01 3 44.10 0.00 1.75 0.09 0.09 53.97 Average: all 53.02 0.00 2.05 0.32 0.10 44.50 Average: 0 52.33 0.00 1.81 0.67 0.10 45.09 Average: 1 52.69 0.00 1.86 0.14 0.11 45.20 Average: 2 55.17 0.00 2.34 0.31 0.11 42.08 Average: 3 51.90 0.00 2.19 0.16 0.10 45.64