---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-486 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 UTC 2025 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 disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: 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 18G 61G 23% / 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 687 11179 3 4122 14959 Swap: 1023 1 1022 ---> 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:5b:0a:92 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.85/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80900sec preferred_lft 80900sec inet6 fe80::f816:3eff:fe5b:a92/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:bf:b5:c9:fe:99 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-16g-486) 10/20/25 _x86_64_ (4 CPU) 15:30:01 LINUX RESTART (4 CPU) 15:40:22 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:50:25 57.98 27.78 28.62 1.58 314.97 1720.65 1303.30 16:00:01 23.63 0.03 22.45 1.16 0.96 856.92 1175.03 16:10:25 11.83 0.01 11.36 0.46 0.88 293.81 197.46 16:20:13 5.04 0.01 4.86 0.18 0.27 119.77 55.62 16:30:01 5.91 0.02 5.73 0.17 1.22 140.81 52.12 16:40:13 5.58 0.01 5.37 0.20 0.48 136.35 54.22 16:50:09 10.93 0.08 10.31 0.53 2.39 598.87 186.34 17:00:01 19.12 0.06 5.53 13.52 2.28 160.15 214180.37 Average: 17.50 3.53 11.76 2.21 40.78 502.68 26906.43 15:40:22 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:50:25 970548 4209256 11722992 71.60 263064 2975332 13031128 74.80 2200640 12636792 136 16:00:01 8055428 11411160 4523140 27.63 269220 3086120 5242828 30.09 2250568 5512120 5040 16:10:25 7999248 11381828 4554808 27.82 271044 3111152 5285548 30.34 2255524 5579260 156 16:20:13 7884160 11278540 4658064 28.45 271728 3122272 5370448 30.83 2256836 5684272 136 16:30:01 6488904 9896812 6038964 36.88 272240 3135284 6783956 38.94 2258980 7078676 312 16:40:13 11912168 15348296 589904 3.60 272784 3162960 1335016 7.66 2263724 1662036 13936 16:50:09 7919836 11466968 4469976 27.30 276612 3268504 5226700 30.00 2278220 5636060 92 17:00:01 6944916 10517736 5418356 33.09 277616 3293188 6071356 34.85 2295300 6573720 508 Average: 7271901 10688824 5247026 32.05 271788 3144352 6043372 34.69 2257474 6295367 2540 15:40:22 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:50:25 lo 27.88 27.88 18.05 18.05 0.00 0.00 0.00 0.00 15:50:25 ens3 1.97 1.53 0.49 0.39 0.00 0.00 0.00 0.00 15:50:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:01 lo 40.75 40.75 15.47 15.47 0.00 0.00 0.00 0.00 16:00:01 ens3 1.71 1.60 0.42 0.40 0.00 0.00 0.00 0.00 16:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:25 lo 20.90 20.90 10.88 10.88 0.00 0.00 0.00 0.00 16:10:25 ens3 0.83 0.71 0.16 0.13 0.00 0.00 0.00 0.00 16:10:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:13 lo 25.01 25.01 9.25 9.25 0.00 0.00 0.00 0.00 16:20:13 ens3 1.03 0.61 0.34 0.24 0.00 0.00 0.00 0.00 16:20:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:01 lo 24.65 24.65 11.29 11.29 0.00 0.00 0.00 0.00 16:30:01 ens3 0.65 0.49 0.13 0.10 0.00 0.00 0.00 0.00 16:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:13 lo 17.48 17.48 10.30 10.30 0.00 0.00 0.00 0.00 16:40:13 ens3 0.76 0.55 0.19 0.14 0.00 0.00 0.00 0.00 16:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:09 lo 10.72 10.72 7.13 7.13 0.00 0.00 0.00 0.00 16:50:09 ens3 0.82 0.72 0.22 0.21 0.00 0.00 0.00 0.00 16:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:01 lo 31.45 31.45 12.41 12.41 0.00 0.00 0.00 0.00 17:00:01 ens3 0.70 0.62 0.16 0.13 0.00 0.00 0.00 0.00 17:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 24.74 24.74 11.83 11.83 0.00 0.00 0.00 0.00 Average: ens3 1.06 0.85 0.26 0.22 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-16g-486) 10/20/25 _x86_64_ (4 CPU) 15:30:01 LINUX RESTART (4 CPU) 15:40:22 CPU %user %nice %system %iowait %steal %idle 15:50:25 all 48.39 0.00 2.13 0.11 0.12 49.25 15:50:25 0 48.90 0.00 2.15 0.15 0.12 48.68 15:50:25 1 48.13 0.00 2.10 0.12 0.12 49.52 15:50:25 2 48.16 0.00 2.08 0.10 0.12 49.54 15:50:25 3 48.37 0.00 2.20 0.07 0.12 49.24 16:00:01 all 38.57 0.00 1.62 0.07 0.10 59.63 16:00:01 0 38.78 0.00 1.58 0.05 0.10 59.48 16:00:01 1 38.38 0.00 1.63 0.05 0.10 59.83 16:00:01 2 38.26 0.00 1.62 0.05 0.10 59.96 16:00:01 3 38.86 0.00 1.65 0.11 0.10 59.27 16:10:25 all 20.41 0.00 0.84 0.26 0.08 78.41 16:10:25 0 20.41 0.00 0.80 0.04 0.08 78.68 16:10:25 1 21.01 0.00 0.89 0.11 0.08 77.91 16:10:25 2 19.84 0.00 0.88 0.77 0.08 78.43 16:10:25 3 20.38 0.00 0.79 0.12 0.07 78.63 16:20:13 all 8.61 0.00 0.55 0.10 0.06 90.68 16:20:13 0 8.87 0.00 0.55 0.08 0.06 90.45 16:20:13 1 8.75 0.00 0.51 0.06 0.06 90.62 16:20:13 2 8.53 0.00 0.58 0.20 0.07 90.62 16:20:13 3 8.31 0.00 0.54 0.05 0.06 91.04 16:30:01 all 10.17 0.00 0.46 0.03 0.07 89.27 16:30:01 0 10.10 0.00 0.51 0.09 0.06 89.24 16:30:01 1 9.81 0.00 0.38 0.01 0.06 89.73 16:30:01 2 10.47 0.00 0.54 0.01 0.07 88.91 16:30:01 3 10.31 0.00 0.40 0.01 0.07 89.19 16:40:13 all 9.40 0.00 0.51 0.02 0.07 90.01 16:40:13 0 9.66 0.00 0.49 0.02 0.06 89.76 16:40:13 1 9.16 0.00 0.49 0.02 0.07 90.26 16:40:13 2 9.58 0.00 0.59 0.02 0.07 89.74 16:40:13 3 9.19 0.00 0.46 0.02 0.07 90.26 16:50:09 all 18.04 0.00 0.64 0.04 0.07 81.20 16:50:09 0 19.02 0.00 0.68 0.02 0.07 80.21 16:50:09 1 17.68 0.00 0.65 0.03 0.07 81.58 16:50:09 2 17.65 0.00 0.62 0.08 0.07 81.57 16:50:09 3 17.82 0.00 0.62 0.04 0.06 81.46 17:00:01 all 10.51 0.00 0.42 0.06 0.07 88.95 17:00:01 0 10.86 0.00 0.42 0.02 0.07 88.63 17:00:01 1 10.44 0.00 0.42 0.14 0.06 88.94 17:00:01 2 10.61 0.00 0.41 0.01 0.06 88.90 17:00:01 3 10.13 0.00 0.43 0.05 0.07 89.32 Average: all 20.49 0.00 0.90 0.09 0.08 78.45 Average: 0 20.79 0.00 0.90 0.06 0.08 78.18 Average: 1 20.40 0.00 0.88 0.07 0.08 78.56 Average: 2 20.36 0.00 0.92 0.16 0.08 78.48 Average: 3 20.39 0.00 0.89 0.06 0.08 78.58