---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11146 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 16% / 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 667 8302 4 7018 14979 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:80:2b:c3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.197/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79724sec preferred_lft 79724sec inet6 fe80::f816:3eff:fe80:2bc3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ae:94:dc:d1:2c:48 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-11146) 05/05/26 _x86_64_ (4 CPU) 17:47:53 LINUX RESTART (4 CPU) 17:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:00:00 13.51 11.94 1.56 0.02 134.25 31.97 220.59 18:10:00 1.06 0.00 1.05 0.00 0.03 13.03 0.01 18:20:00 1.06 0.00 1.06 0.00 0.01 12.53 0.05 18:30:00 1.10 0.00 1.10 0.00 0.00 12.60 0.00 18:40:00 1.46 0.02 1.44 0.00 1.64 16.64 0.05 18:50:00 1.31 0.00 1.31 0.00 0.00 14.72 0.00 19:00:00 1.35 0.00 1.35 0.00 0.00 15.49 0.00 19:10:00 68.34 5.13 47.82 15.39 292.06 5642.00 242741.11 19:20:00 29.88 0.02 26.52 3.34 0.35 2247.17 10570.29 19:30:00 21.77 0.03 19.69 2.05 0.73 3979.12 7959.47 Average: 14.09 1.71 10.29 2.08 42.92 1198.76 26159.27 17:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:00:00 13726352 15524464 487120 2.98 56428 1961628 1135276 6.52 230548 2159460 212 18:10:00 13726420 15524932 486584 2.97 56800 1961636 1135276 6.52 230924 2160288 136 18:20:00 13724908 15523768 487744 2.98 57148 1961640 1135276 6.52 231268 2162060 200 18:30:00 13722908 15522328 489184 2.99 57540 1961784 1135276 6.52 231664 2161900 140 18:40:00 13715192 15515740 495752 3.03 58152 1962284 1135340 6.52 232484 2163468 4 18:50:00 13713176 15514448 497036 3.04 58720 1962424 1135404 6.52 233056 2169172 212 19:00:00 13712684 15514576 496772 3.03 59304 1962428 1135404 6.52 233648 2169272 204 19:10:00 10236132 13704568 2255776 13.78 133916 3458104 2555648 14.67 660548 5096244 92312 19:20:00 9184616 13071640 2884460 17.62 155936 3819052 3012508 17.29 787088 5970340 126632 19:30:00 6133688 10900136 5052172 30.86 168692 4647520 5011656 28.77 1062524 8696220 136 Average: 12159608 14631660 1363260 8.33 86264 2565850 1852706 10.63 413375 3490842 22019 17:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:00:00 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 18:00:00 ens3 0.42 0.15 0.12 0.06 0.00 0.00 0.00 0.00 18:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 18:10:00 ens3 0.21 0.09 0.04 0.03 0.00 0.00 0.00 0.00 18:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:00 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 18:20:00 ens3 0.23 0.11 0.08 0.03 0.00 0.00 0.00 0.00 18:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 18:30:00 ens3 0.20 0.09 0.04 0.02 0.00 0.00 0.00 0.00 18:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:00 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 18:40:00 ens3 0.30 0.14 0.08 0.04 0.00 0.00 0.00 0.00 18:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 18:50:00 ens3 0.34 0.31 0.05 0.51 0.00 0.00 0.00 0.00 18:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 19:00:00 ens3 0.23 0.11 0.07 0.04 0.00 0.00 0.00 0.00 19:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:00 lo 718.34 718.34 682.82 682.82 0.00 0.00 0.00 0.00 19:10:00 ens3 145.91 114.06 1259.89 22.89 0.00 0.00 0.00 0.00 19:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:00 lo 1652.03 1652.03 1568.88 1568.88 0.00 0.00 0.00 0.00 19:20:00 ens3 40.57 33.47 15.90 11.20 0.00 0.00 0.00 0.00 19:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:00 lo 709.77 709.77 2776.84 2776.84 0.00 0.00 0.00 0.00 19:30:00 ens3 38.56 29.71 47.54 10.15 0.00 0.00 0.00 0.00 19:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 308.12 308.12 502.89 502.89 0.00 0.00 0.00 0.00 Average: ens3 22.70 17.83 132.43 4.50 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-11146) 05/05/26 _x86_64_ (4 CPU) 17:47:53 LINUX RESTART (4 CPU) 17:50:00 CPU %user %nice %system %iowait %steal %idle 18:00:00 all 0.13 0.08 0.05 0.07 0.02 99.66 18:00:00 0 0.05 0.00 0.03 0.00 0.02 99.90 18:00:00 1 0.26 0.00 0.04 0.00 0.03 99.67 18:00:00 2 0.03 0.31 0.10 0.24 0.02 99.31 18:00:00 3 0.18 0.01 0.02 0.03 0.01 99.74 18:10:00 all 0.19 0.00 0.03 0.01 0.02 99.76 18:10:00 0 0.02 0.00 0.01 0.00 0.01 99.96 18:10:00 1 0.68 0.00 0.03 0.00 0.02 99.26 18:10:00 2 0.04 0.00 0.04 0.00 0.03 99.88 18:10:00 3 0.03 0.00 0.02 0.02 0.01 99.93 18:20:00 all 0.07 0.00 0.03 0.01 0.02 99.88 18:20:00 0 0.03 0.00 0.02 0.00 0.01 99.94 18:20:00 1 0.18 0.00 0.02 0.02 0.02 99.77 18:20:00 2 0.07 0.00 0.05 0.00 0.03 99.85 18:20:00 3 0.01 0.00 0.02 0.01 0.01 99.95 18:30:00 all 0.07 0.00 0.03 0.01 0.02 99.88 18:30:00 0 0.04 0.00 0.04 0.00 0.03 99.89 18:30:00 1 0.19 0.00 0.03 0.00 0.03 99.76 18:30:00 2 0.02 0.00 0.03 0.00 0.01 99.94 18:30:00 3 0.02 0.00 0.01 0.02 0.02 99.94 18:40:00 all 0.27 0.00 0.04 0.01 0.02 99.66 18:40:00 0 0.06 0.00 0.05 0.00 0.03 99.86 18:40:00 1 0.37 0.00 0.04 0.02 0.02 99.56 18:40:00 2 0.64 0.00 0.05 0.00 0.01 99.29 18:40:00 3 0.03 0.00 0.02 0.02 0.01 99.91 18:50:00 all 0.19 0.00 0.03 0.01 0.02 99.75 18:50:00 0 0.04 0.00 0.03 0.00 0.02 99.91 18:50:00 1 0.69 0.00 0.03 0.04 0.03 99.21 18:50:00 2 0.03 0.00 0.04 0.00 0.02 99.91 18:50:00 3 0.02 0.00 0.02 0.00 0.01 99.96 19:00:00 all 0.10 0.00 0.02 0.01 0.02 99.86 19:00:00 0 0.04 0.00 0.03 0.00 0.03 99.90 19:00:00 1 0.30 0.00 0.01 0.00 0.02 99.66 19:00:00 2 0.03 0.00 0.03 0.00 0.01 99.94 19:00:00 3 0.02 0.00 0.02 0.03 0.02 99.92 19:10:00 all 39.06 0.00 1.76 0.29 0.06 58.83 19:10:00 0 37.98 0.00 1.84 0.41 0.07 59.71 19:10:00 1 41.44 0.00 2.06 0.26 0.06 56.17 19:10:00 2 37.46 0.00 1.54 0.17 0.06 60.77 19:10:00 3 39.37 0.00 1.59 0.33 0.06 58.66 19:20:00 all 65.98 0.00 2.44 0.06 0.09 31.43 19:20:00 0 65.24 0.00 2.49 0.07 0.09 32.10 19:20:00 1 66.94 0.00 2.66 0.10 0.09 30.21 19:20:00 2 65.58 0.00 2.20 0.04 0.09 32.09 19:20:00 3 66.15 0.00 2.41 0.03 0.08 31.33 19:30:00 all 52.33 0.00 1.94 0.07 0.08 45.58 19:30:00 0 53.20 0.00 1.96 0.04 0.08 44.73 19:30:00 1 52.37 0.00 2.06 0.12 0.08 45.37 19:30:00 2 51.70 0.00 1.70 0.09 0.08 46.43 19:30:00 3 52.04 0.00 2.03 0.06 0.08 45.78 Average: all 15.80 0.01 0.63 0.05 0.04 83.46 Average: 0 15.64 0.00 0.65 0.05 0.04 83.62 Average: 1 16.31 0.00 0.70 0.06 0.04 82.90 Average: 2 15.51 0.03 0.58 0.05 0.04 83.79 Average: 3 15.75 0.00 0.61 0.06 0.03 83.55