---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-23730 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 697 8175 4 7116 14949 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:05:2f:0c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.122/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83168sec preferred_lft 83168sec inet6 fe80::f816:3eff:fe05:2f0c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:5c:9a:04:20:0e 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-23730) 06/04/26 _x86_64_ (4 CPU) 17:32:00 LINUX RESTART (4 CPU) 17:40:39 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:50:02 13.38 3.09 9.65 0.64 164.86 2418.21 2378.22 18:00:39 21.50 0.07 18.84 2.59 6.40 2262.21 4978.28 18:10:06 35.44 0.02 31.72 3.70 0.25 2683.18 13903.16 18:20:01 22.05 0.03 7.62 14.39 0.50 4078.96 288133.64 Average: 23.05 0.77 16.92 5.37 41.19 2858.14 77839.18 17:40:39 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:50:02 10929216 14190644 1770836 10.82 123348 3293020 2239984 12.86 567700 4525068 21652 18:00:39 8168064 11958664 3998160 24.42 145820 3752068 4042176 23.20 743752 7062016 6004 18:10:06 8550140 12833976 3119580 19.05 165808 4195048 3165572 18.17 867236 6513404 99708 18:20:01 6467900 12780720 3166168 19.34 185668 6136228 3189128 18.31 1565000 7810332 999680 Average: 8528830 12941001 3013686 18.41 155161 4344091 3159215 18.13 935922 6477705 281761 17:40:39 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:50:02 lo 292.33 292.33 278.36 278.36 0.00 0.00 0.00 0.00 17:50:02 ens3 91.98 67.26 972.26 9.87 0.00 0.00 0.00 0.00 17:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:39 lo 1263.58 1263.58 1197.64 1197.64 0.00 0.00 0.00 0.00 18:00:39 ens3 49.15 39.74 70.36 13.09 0.00 0.00 0.00 0.00 18:00:39 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:06 lo 1582.62 1582.62 1508.03 1508.03 0.00 0.00 0.00 0.00 18:10:06 ens3 46.23 37.50 31.09 13.01 0.00 0.00 0.00 0.00 18:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:01 lo 2571.15 2571.15 9370.21 9370.21 0.00 0.00 0.00 0.00 18:20:01 ens3 20.56 18.14 94.65 5.09 0.00 0.00 0.00 0.00 18:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1438.17 1438.17 3112.10 3112.10 0.00 0.00 0.00 0.00 Average: ens3 51.45 40.32 281.95 10.29 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-23730) 06/04/26 _x86_64_ (4 CPU) 17:32:00 LINUX RESTART (4 CPU) 17:40:39 CPU %user %nice %system %iowait %steal %idle 17:50:02 all 15.01 0.00 0.70 0.05 0.04 84.20 17:50:02 0 15.02 0.00 0.54 0.03 0.04 84.38 17:50:02 1 14.91 0.00 0.83 0.05 0.04 84.16 17:50:02 2 15.26 0.00 0.58 0.03 0.04 84.08 17:50:02 3 14.86 0.00 0.86 0.08 0.04 84.16 18:00:39 all 67.63 0.00 2.29 0.04 0.12 29.92 18:00:39 0 66.29 0.00 2.48 0.03 0.12 31.08 18:00:39 1 68.31 0.00 2.22 0.05 0.12 29.30 18:00:39 2 67.42 0.00 2.12 0.03 0.12 30.30 18:00:39 3 68.49 0.00 2.36 0.05 0.12 28.99 18:10:06 all 64.53 0.00 2.75 0.08 0.12 32.51 18:10:06 0 62.29 0.00 2.49 0.13 0.12 34.96 18:10:06 1 63.34 0.00 2.51 0.06 0.12 33.97 18:10:06 2 65.97 0.00 2.91 0.06 0.13 30.93 18:10:06 3 66.53 0.00 3.08 0.07 0.12 30.19 18:20:01 all 30.33 0.00 1.21 0.07 0.08 68.31 18:20:01 0 31.88 0.00 1.53 0.13 0.07 66.39 18:20:01 1 27.60 0.00 0.92 0.08 0.08 71.32 18:20:01 2 28.58 0.00 1.53 0.02 0.07 69.80 18:20:01 3 33.23 0.00 0.89 0.06 0.08 65.75 Average: all 44.92 0.00 1.75 0.06 0.09 53.18 Average: 0 44.42 0.00 1.78 0.08 0.09 53.64 Average: 1 44.12 0.00 1.63 0.06 0.09 54.10 Average: 2 44.85 0.00 1.79 0.03 0.09 53.23 Average: 3 46.31 0.00 1.80 0.06 0.09 51.74