---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-37523 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 661 8291 4 7035 14985 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:e3:c7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.84/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83867sec preferred_lft 83867sec inet6 fe80::f816:3eff:fe2d:e3c7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:ba:e8:5a:e9:ab 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-37523) 07/21/26 _x86_64_ (4 CPU) 06:16:52 LINUX RESTART (4 CPU) 06:20:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:30:29 29.45 2.88 23.66 2.91 156.08 3887.27 8213.14 06:40:06 25.98 0.01 23.24 2.72 0.19 2118.55 12117.22 06:50:01 16.04 0.03 14.60 1.41 0.36 3398.80 7289.22 Average: 23.90 1.02 20.53 2.35 54.61 3158.85 9158.68 06:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:30:29 9571144 13164396 2794036 17.06 138548 3574152 2924436 16.79 681484 5728964 31252 06:40:06 8734380 12686440 3268664 19.96 156852 3884200 3567888 20.48 773104 6441664 30592 06:50:01 5290232 10089516 5862796 35.81 169876 4686620 5611936 32.21 1026192 9583440 29760 Average: 7865252 11980117 3975165 24.28 155092 4048324 4034753 23.16 826927 7251356 30535 06:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:30:29 lo 1435.35 1435.35 1362.24 1362.24 0.00 0.00 0.00 0.00 06:30:29 ens3 121.84 93.22 929.24 19.44 0.00 0.00 0.00 0.00 06:30:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:40:06 lo 1208.12 1208.12 1150.85 1150.85 0.00 0.00 0.00 0.00 06:40:06 ens3 37.58 29.29 17.42 10.28 0.00 0.00 0.00 0.00 06:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 lo 621.85 621.85 2861.78 2861.78 0.00 0.00 0.00 0.00 06:50:01 ens3 26.79 19.94 15.55 6.74 0.00 0.00 0.00 0.00 06:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1093.43 1093.43 1790.53 1790.53 0.00 0.00 0.00 0.00 Average: ens3 63.39 48.49 334.78 12.30 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-37523) 07/21/26 _x86_64_ (4 CPU) 06:16:52 LINUX RESTART (4 CPU) 06:20:02 CPU %user %nice %system %iowait %steal %idle 06:30:29 all 64.03 0.00 2.53 0.13 0.12 33.20 06:30:29 0 62.64 0.00 2.54 0.07 0.12 34.63 06:30:29 1 64.15 0.00 2.34 0.17 0.12 33.22 06:30:29 2 63.78 0.00 2.61 0.20 0.12 33.29 06:30:29 3 65.55 0.00 2.64 0.06 0.12 31.63 06:40:06 all 63.90 0.00 2.31 0.17 0.12 33.50 06:40:06 0 63.25 0.00 2.39 0.05 0.12 34.19 06:40:06 1 65.84 0.00 2.34 0.18 0.12 31.51 06:40:06 2 64.40 0.00 2.34 0.30 0.12 32.84 06:40:06 3 62.11 0.00 2.16 0.15 0.12 35.47 06:50:01 all 36.50 0.00 1.45 0.10 0.10 61.85 06:50:01 0 35.65 0.00 1.43 0.04 0.09 62.79 06:50:01 1 37.86 0.00 1.47 0.21 0.10 60.37 06:50:01 2 34.11 0.00 1.15 0.04 0.10 64.60 06:50:01 3 38.40 0.00 1.77 0.11 0.10 59.63 Average: all 54.89 0.00 2.10 0.13 0.11 42.77 Average: 0 53.91 0.00 2.13 0.05 0.11 43.80 Average: 1 56.00 0.00 2.05 0.19 0.11 41.65 Average: 2 54.17 0.00 2.04 0.18 0.11 43.50 Average: 3 55.47 0.00 2.20 0.10 0.11 42.11