---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-32130 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 652 8101 4 7234 14993 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:63:e8:2c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.140/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83920sec preferred_lft 83920sec inet6 fe80::f816:3eff:fe63:e82c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:ef:c7:c4:c4:36 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-32130) 07/01/26 _x86_64_ (4 CPU) 13:51:09 LINUX RESTART (4 CPU) 14:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:24 27.40 0.03 24.43 2.95 0.36 2245.76 20769.61 14:20:39 23.96 0.03 21.55 2.38 0.36 3876.17 17006.77 14:30:34 13.09 0.30 11.38 1.42 11.49 7465.28 52159.73 Average: 21.61 0.11 19.23 2.26 3.97 4485.17 29688.68 14:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:24 8535864 12737608 3217032 19.65 152888 4139520 3226280 18.52 908480 6506012 195872 14:20:39 7027928 12005900 3945532 24.10 166500 4867752 3716128 21.33 1145944 7722624 168 14:30:34 8323812 15372044 571984 3.49 182688 6855000 1113292 6.39 1895400 5588012 204 Average: 7962535 13371851 2578183 15.75 167359 5287424 2685233 15.41 1316608 6605549 65415 14:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:24 lo 1479.89 1479.89 1404.17 1404.17 0.00 0.00 0.00 0.00 14:10:24 ens3 38.89 30.08 14.31 9.78 0.00 0.00 0.00 0.00 14:10:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:39 lo 920.58 920.58 870.85 870.85 0.00 0.00 0.00 0.00 14:20:39 ens3 41.62 31.69 28.11 11.07 0.00 0.00 0.00 0.00 14:20:39 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:34 lo 2580.05 2580.05 9364.79 9364.79 0.00 0.00 0.00 0.00 14:30:34 ens3 75.21 84.73 141.54 1179.78 0.00 0.00 0.00 0.00 14:30:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1649.19 1649.19 3807.20 3807.20 0.00 0.00 0.00 0.00 Average: ens3 51.58 48.35 60.20 389.67 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-32130) 07/01/26 _x86_64_ (4 CPU) 13:51:09 LINUX RESTART (4 CPU) 14:00:00 CPU %user %nice %system %iowait %steal %idle 14:10:24 all 65.48 0.00 2.32 0.11 0.09 32.00 14:10:24 0 64.70 0.00 2.65 0.15 0.09 32.41 14:10:24 1 66.40 0.00 2.27 0.03 0.09 31.21 14:10:24 2 66.75 0.00 2.36 0.04 0.09 30.75 14:10:24 3 64.08 0.00 1.99 0.21 0.09 33.62 14:20:39 all 48.38 0.00 1.97 0.09 0.09 49.47 14:20:39 0 46.72 0.00 1.82 0.05 0.09 51.33 14:20:39 1 49.39 0.00 2.32 0.18 0.09 48.02 14:20:39 2 49.97 0.00 1.95 0.10 0.09 47.89 14:20:39 3 47.45 0.00 1.79 0.04 0.09 50.64 14:30:34 all 34.27 0.00 1.30 0.11 0.08 64.25 14:30:34 0 35.49 0.00 1.48 0.04 0.07 62.91 14:30:34 1 36.28 0.00 1.25 0.13 0.07 62.27 14:30:34 2 24.97 0.00 1.01 0.18 0.08 73.76 14:30:34 3 40.37 0.00 1.45 0.08 0.08 58.03 Average: all 49.62 0.00 1.87 0.10 0.09 48.32 Average: 0 49.19 0.00 1.99 0.08 0.08 48.65 Average: 1 50.93 0.00 1.95 0.11 0.09 46.91 Average: 2 47.56 0.00 1.79 0.10 0.09 50.46 Average: 3 50.82 0.00 1.75 0.11 0.09 47.24