---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-34063 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 753 9260 4 5975 14893 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:60:77:30 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.124/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83987sec preferred_lft 83987sec inet6 fe80::f816:3eff:fe60:7730/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:14:b7:39:56:18 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-34063) 07/08/26 _x86_64_ (4 CPU) 20:24:21 LINUX RESTART (4 CPU) 20:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:07 18.30 0.74 16.28 1.27 22.96 4486.30 6510.61 20:50:05 54.29 0.01 43.72 10.56 0.48 2977.00 32283.76 21:00:07 32.40 0.14 26.74 5.53 9.78 4883.62 12992.42 Average: 34.92 0.30 28.85 5.77 11.13 4118.93 17204.46 20:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:07 8954936 13342160 2610036 15.94 183900 4250156 2979588 17.10 808248 6131980 263760 20:50:05 8739380 13311000 2638120 16.11 206752 4388804 2831532 16.25 885972 6232300 9632 21:00:07 9629216 15381148 563276 3.44 242528 5468792 1129276 6.48 1270652 4899264 344 Average: 9107844 14011436 1937144 11.83 211060 4702584 2313465 13.28 988291 5754515 91245 20:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:07 lo 140.29 140.29 132.62 132.62 0.00 0.00 0.00 0.00 20:40:07 ens3 85.90 66.28 327.59 18.58 0.00 0.00 0.00 0.00 20:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:05 lo 5800.97 5800.97 5532.62 5532.62 0.00 0.00 0.00 0.00 20:50:05 ens3 75.35 56.86 25.56 18.97 0.00 0.00 0.00 0.00 20:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:07 lo 2586.49 2586.49 2456.72 2456.72 0.00 0.00 0.00 0.00 21:00:07 ens3 98.90 86.26 108.95 116.18 0.00 0.00 0.00 0.00 21:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2829.77 2829.77 2695.09 2695.09 0.00 0.00 0.00 0.00 Average: ens3 86.74 69.82 154.73 51.23 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-34063) 07/08/26 _x86_64_ (4 CPU) 20:24:21 LINUX RESTART (4 CPU) 20:30:01 CPU %user %nice %system %iowait %steal %idle 20:40:07 all 69.79 0.00 2.49 0.04 0.09 27.59 20:40:07 0 69.22 0.00 2.58 0.03 0.09 28.08 20:40:07 1 70.29 0.00 2.86 0.05 0.09 26.72 20:40:07 2 71.59 0.00 2.05 0.02 0.08 26.26 20:40:07 3 68.07 0.00 2.46 0.07 0.08 29.31 20:50:05 all 62.14 0.00 4.53 0.11 0.09 33.13 20:50:05 0 61.79 0.00 4.43 0.08 0.09 33.61 20:50:05 1 61.02 0.00 4.35 0.11 0.09 34.44 20:50:05 2 62.46 0.00 4.76 0.08 0.09 32.62 20:50:05 3 63.30 0.00 4.57 0.18 0.09 31.86 21:00:07 all 50.35 0.00 2.92 0.09 0.08 46.56 21:00:07 0 50.01 0.00 2.72 0.09 0.08 47.11 21:00:07 1 47.59 0.00 3.25 0.11 0.08 48.97 21:00:07 2 52.38 0.00 2.93 0.09 0.09 44.50 21:00:07 3 51.42 0.00 2.77 0.08 0.08 45.64 Average: all 60.78 0.00 3.31 0.08 0.09 35.75 Average: 0 60.35 0.00 3.24 0.07 0.08 36.25 Average: 1 59.64 0.00 3.48 0.09 0.09 36.70 Average: 2 62.17 0.00 3.24 0.06 0.09 34.44 Average: 3 60.95 0.00 3.26 0.11 0.09 35.59