---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-36435 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 690 8261 4 7036 14955 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:c0:24:8f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.129/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81026sec preferred_lft 81026sec inet6 fe80::f816:3eff:fec0:248f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:ac:00:8f:12:8c 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-36435) 07/16/26 _x86_64_ (4 CPU) 13:06:36 LINUX RESTART (4 CPU) 13:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:01 1.49 0.04 1.43 0.01 1.95 17.44 221.80 13:30:25 1.25 0.00 1.25 0.00 0.04 14.29 0.00 13:40:01 1.22 0.00 1.22 0.00 0.00 13.74 0.00 13:50:01 1.27 0.00 1.27 0.00 0.00 14.38 0.00 14:00:23 46.95 4.93 41.00 1.02 277.88 4800.18 2796.22 14:10:01 24.58 0.07 21.63 2.88 7.06 2325.75 4087.39 14:20:01 34.35 0.01 30.70 3.63 0.23 2654.54 14866.86 14:30:25 22.78 0.03 9.16 13.60 0.42 7058.72 274916.93 Average: 16.87 0.66 13.53 2.69 37.04 2148.58 38278.71 13:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:01 13792088 15540964 478088 2.92 53916 1922084 1137220 6.53 193864 2146204 200 13:30:25 13791332 15540580 478500 2.92 54288 1922096 1137220 6.53 194228 2146904 16 13:40:01 13790576 15540200 478836 2.92 54672 1922104 1137284 6.53 194592 2147816 204 13:50:01 13789064 15539260 479856 2.93 55072 1922244 1137284 6.53 195008 2149068 8 14:00:23 10901412 14169492 1793060 10.95 122096 3298976 2182748 12.53 538264 4587880 104368 14:10:01 8994412 12853700 3102976 18.95 144556 3817168 3148228 18.07 730364 6239284 193792 14:20:01 8931228 13076160 2878048 17.58 170524 4052356 3130392 17.97 835572 6171924 57768 14:30:25 6700276 13108720 2838172 17.33 185876 6227404 2830364 16.25 1652316 7492656 218744 Average: 11336298 14421134 1565942 9.56 105125 3135554 1980092 11.37 566776 4135217 71888 13:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 13:20:01 ens3 0.39 0.15 0.12 0.06 0.00 0.00 0.00 0.00 13:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:25 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:30:25 ens3 0.28 0.10 0.05 0.02 0.00 0.00 0.00 0.00 13:30:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:40:01 ens3 0.35 0.10 0.07 0.04 0.00 0.00 0.00 0.00 13:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:50:01 ens3 0.24 0.09 0.05 0.02 0.00 0.00 0.00 0.00 13:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:23 lo 262.56 262.56 250.16 250.16 0.00 0.00 0.00 0.00 14:00:23 ens3 124.11 93.10 1198.10 15.79 0.00 0.00 0.00 0.00 14:00:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:01 lo 1466.39 1466.39 1391.31 1391.31 0.00 0.00 0.00 0.00 14:10:01 ens3 50.58 40.89 75.82 13.39 0.00 0.00 0.00 0.00 14:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:01 lo 1536.28 1536.28 1463.84 1463.84 0.00 0.00 0.00 0.00 14:20:01 ens3 48.12 37.30 27.49 12.65 0.00 0.00 0.00 0.00 14:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:25 lo 2464.43 2464.43 8942.03 8942.03 0.00 0.00 0.00 0.00 14:30:25 ens3 18.91 16.70 90.13 4.62 0.00 0.00 0.00 0.00 14:30:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 719.37 719.37 1537.38 1537.38 0.00 0.00 0.00 0.00 Average: ens3 30.66 23.77 178.82 5.83 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-36435) 07/16/26 _x86_64_ (4 CPU) 13:06:36 LINUX RESTART (4 CPU) 13:10:01 CPU %user %nice %system %iowait %steal %idle 13:20:01 all 0.07 0.00 0.03 0.01 0.02 99.87 13:20:01 0 0.03 0.00 0.04 0.00 0.02 99.91 13:20:01 1 0.15 0.00 0.02 0.02 0.02 99.80 13:20:01 2 0.04 0.00 0.03 0.03 0.02 99.89 13:20:01 3 0.05 0.00 0.04 0.01 0.03 99.88 13:30:25 all 0.22 0.00 0.03 0.01 0.02 99.73 13:30:25 0 0.02 0.00 0.03 0.00 0.02 99.93 13:30:25 1 0.71 0.00 0.03 0.01 0.02 99.23 13:30:25 2 0.08 0.00 0.03 0.00 0.02 99.87 13:30:25 3 0.05 0.00 0.04 0.00 0.02 99.89 13:40:01 all 0.20 0.00 0.04 0.01 0.02 99.74 13:40:01 0 0.01 0.00 0.02 0.02 0.01 99.94 13:40:01 1 0.09 0.00 0.04 0.01 0.03 99.84 13:40:01 2 0.02 0.00 0.03 0.00 0.03 99.92 13:40:01 3 0.67 0.00 0.05 0.00 0.01 99.26 13:50:01 all 0.18 0.00 0.02 0.01 0.02 99.77 13:50:01 0 0.01 0.00 0.02 0.03 0.01 99.93 13:50:01 1 0.63 0.00 0.01 0.00 0.02 99.34 13:50:01 2 0.04 0.00 0.04 0.01 0.05 99.87 13:50:01 3 0.02 0.00 0.01 0.01 0.01 99.96 14:00:23 all 15.05 0.00 0.91 0.26 0.04 83.74 14:00:23 0 14.53 0.00 0.90 0.17 0.04 84.36 14:00:23 1 13.94 0.00 0.84 0.14 0.04 85.05 14:00:23 2 16.27 0.00 1.00 0.62 0.06 82.05 14:00:23 3 15.46 0.00 0.89 0.09 0.03 83.52 14:10:01 all 68.58 0.00 2.26 0.04 0.10 29.02 14:10:01 0 68.64 0.00 2.23 0.03 0.10 29.00 14:10:01 1 69.44 0.00 2.60 0.03 0.10 27.82 14:10:01 2 68.53 0.00 2.29 0.05 0.10 29.02 14:10:01 3 67.70 0.00 1.92 0.05 0.10 30.23 14:20:01 all 64.47 0.00 2.63 0.07 0.10 32.73 14:20:01 0 63.62 0.00 2.55 0.12 0.10 33.61 14:20:01 1 65.80 0.00 2.93 0.04 0.10 31.13 14:20:01 2 64.52 0.00 2.70 0.07 0.10 32.61 14:20:01 3 63.95 0.00 2.32 0.05 0.10 33.58 14:30:25 all 30.70 0.00 1.16 0.12 0.08 67.95 14:30:25 0 19.92 0.00 1.39 0.07 0.09 78.52 14:30:25 1 34.19 0.00 1.04 0.24 0.08 64.45 14:30:25 2 28.61 0.00 0.90 0.13 0.08 70.29 14:30:25 3 40.10 0.00 1.30 0.02 0.08 58.50 Average: all 22.18 0.00 0.88 0.07 0.05 76.83 Average: 0 20.56 0.00 0.89 0.06 0.05 78.45 Average: 1 22.86 0.00 0.93 0.06 0.05 76.10 Average: 2 22.01 0.00 0.87 0.12 0.05 76.95 Average: 3 23.30 0.00 0.82 0.03 0.05 75.81