---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-17084 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 18G 60G 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 660 12100 3 3228 14986 Swap: 1023 42 981 ---> 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:58:3c:39 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.189/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80037sec preferred_lft 80037sec inet6 fe80::f816:3eff:fe58:3c39/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:36:36:b9:ec:29 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 inet6 fe80::5836:36ff:feb9:ec29/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-17084) 05/20/26 _x86_64_ (4 CPU) 10:54:53 LINUX RESTART (4 CPU) 11:00:24 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:10:04 64.49 12.41 49.05 3.03 320.01 5775.86 3287.82 11:20:19 46.88 21.10 24.35 1.43 361.96 1486.01 680.45 11:30:22 8.01 0.55 7.09 0.37 23.70 245.56 255.80 11:40:14 18.73 0.76 17.13 0.84 18.84 805.79 1083.82 11:50:22 12.18 0.38 11.27 0.53 10.10 363.92 348.70 12:00:22 21.05 0.10 5.38 15.57 3.08 149.05 210516.03 12:10:14 5.09 0.07 4.84 0.18 2.92 156.59 129.20 12:20:14 4.80 0.03 4.59 0.18 1.01 152.55 167.43 12:30:16 11.30 0.09 10.64 0.56 2.46 681.00 395.10 12:40:01 8.39 3.35 4.82 0.22 160.07 184.48 49.96 Average: 20.04 3.90 13.85 2.29 90.20 987.46 21764.09 11:00:24 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:10:04 7529204 9084436 6855788 41.87 251020 1409044 8339136 47.87 1216280 7182156 5292 11:20:19 5369812 7310756 8628636 52.70 264080 1781188 9484120 54.44 1407840 9140976 72 11:30:22 7826284 9795992 6146332 37.54 265148 1808928 6962368 39.96 1419832 6682524 200 11:40:14 10954136 13070616 2874888 17.56 271084 1948936 3730012 21.41 1480044 3505132 56 11:50:22 9468932 11641516 4303116 26.28 272704 2003436 5191624 29.80 1486784 4974668 128 12:00:22 9315764 11512584 4431944 27.07 273440 2026940 5254184 30.16 1493700 5129164 64 12:10:14 7720292 9940088 6003476 36.67 274168 2049168 6748400 38.74 1496688 6714580 80 12:20:14 7675056 9918136 6025560 36.80 274780 2071832 6795988 39.01 1500456 6757940 244 12:30:16 9032900 11431164 4513148 27.56 279080 2217476 5296168 30.40 1518172 5379960 76 12:40:01 12535244 15393696 552996 3.38 280376 2675060 1256616 7.21 1570408 1812312 391212 Average: 8742762 10909898 5033588 30.74 270588 1999201 5905862 33.90 1459020 5727941 39742 11:00:24 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:10:04 lo 22.70 22.70 19.09 19.09 0.00 0.00 0.00 0.00 11:10:04 ens3 1.86 1.70 0.54 0.46 0.00 0.00 0.00 0.00 11:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:19 lo 50.67 50.67 22.94 22.94 0.00 0.00 0.00 0.00 11:20:19 ens3 1.88 1.92 0.43 0.39 0.00 0.00 0.00 0.00 11:20:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:22 lo 17.72 17.72 8.50 8.50 0.00 0.00 0.00 0.00 11:30:22 ens3 0.55 0.37 0.10 0.07 0.00 0.00 0.00 0.00 11:30:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:14 lo 12.38 12.38 5.74 5.74 0.00 0.00 0.00 0.00 11:40:14 ens3 1.00 0.83 0.26 0.21 0.00 0.00 0.00 0.00 11:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:22 lo 15.91 15.91 8.69 8.69 0.00 0.00 0.00 0.00 11:50:22 ens3 1.15 0.74 0.35 0.25 0.00 0.00 0.00 0.00 11:50:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:22 lo 21.05 21.05 8.79 8.79 0.00 0.00 0.00 0.00 12:00:22 ens3 0.71 0.51 0.16 0.12 0.00 0.00 0.00 0.00 12:00:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:14 lo 26.74 26.74 11.20 11.20 0.00 0.00 0.00 0.00 12:10:14 ens3 0.57 0.54 0.11 0.09 0.00 0.00 0.00 0.00 12:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:14 lo 17.34 17.34 10.30 10.30 0.00 0.00 0.00 0.00 12:20:14 ens3 0.74 0.56 0.18 0.13 0.00 0.00 0.00 0.00 12:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:16 lo 18.80 18.80 10.51 10.51 0.00 0.00 0.00 0.00 12:30:16 ens3 1.52 0.88 0.64 0.28 0.00 0.00 0.00 0.00 12:30:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 lo 33.74 33.74 13.13 13.13 0.00 0.00 0.00 0.00 12:40:01 ens3 2.22 1.44 0.87 0.56 0.00 0.00 0.00 0.00 12:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 23.75 23.75 11.89 11.89 0.00 0.00 0.00 0.00 Average: ens3 1.22 0.95 0.36 0.26 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-16g-17084) 05/20/26 _x86_64_ (4 CPU) 10:54:53 LINUX RESTART (4 CPU) 11:00:24 CPU %user %nice %system %iowait %steal %idle 11:10:04 all 53.89 0.00 1.99 0.14 0.11 43.87 11:10:04 0 53.85 0.00 1.94 0.13 0.10 43.97 11:10:04 1 54.62 0.00 1.89 0.08 0.11 43.30 11:10:04 2 53.44 0.00 2.08 0.22 0.11 44.15 11:10:04 3 53.66 0.00 2.04 0.13 0.11 44.07 11:20:19 all 44.52 0.00 1.63 0.10 0.11 53.65 11:20:19 0 43.87 0.00 1.70 0.06 0.11 54.26 11:20:19 1 44.04 0.00 1.64 0.08 0.11 54.14 11:20:19 2 45.33 0.00 1.57 0.20 0.11 52.78 11:20:19 3 44.84 0.00 1.60 0.05 0.11 53.41 11:30:22 all 17.16 0.00 0.80 0.03 0.08 81.93 11:30:22 0 17.09 0.00 0.63 0.01 0.08 82.19 11:30:22 1 17.35 0.00 0.88 0.02 0.08 81.67 11:30:22 2 17.57 0.00 0.77 0.02 0.08 81.56 11:30:22 3 16.62 0.00 0.91 0.07 0.08 82.31 11:40:14 all 26.13 0.00 0.91 0.06 0.09 72.82 11:40:14 0 25.23 0.00 0.67 0.07 0.08 73.96 11:40:14 1 26.18 0.00 1.03 0.09 0.09 72.61 11:40:14 2 26.76 0.00 1.03 0.03 0.09 72.08 11:40:14 3 26.35 0.00 0.91 0.03 0.09 72.62 11:50:22 all 20.73 0.00 0.68 0.04 0.08 78.48 11:50:22 0 19.97 0.00 0.70 0.05 0.08 79.20 11:50:22 1 20.80 0.00 0.75 0.04 0.08 78.33 11:50:22 2 21.28 0.00 0.72 0.04 0.08 77.88 11:50:22 3 20.86 0.00 0.53 0.02 0.08 78.51 12:00:22 all 8.30 0.00 0.39 0.04 0.08 91.19 12:00:22 0 8.14 0.00 0.40 0.02 0.09 91.35 12:00:22 1 8.44 0.00 0.39 0.11 0.08 90.99 12:00:22 2 8.20 0.00 0.40 0.02 0.08 91.30 12:00:22 3 8.44 0.00 0.35 0.01 0.07 91.13 12:10:14 all 10.40 0.00 0.42 0.02 0.08 89.08 12:10:14 0 10.53 0.00 0.39 0.05 0.07 88.97 12:10:14 1 10.40 0.00 0.39 0.01 0.08 89.11 12:10:14 2 10.48 0.00 0.43 0.02 0.07 88.99 12:10:14 3 10.18 0.00 0.48 0.01 0.08 89.25 12:20:14 all 9.88 0.00 0.49 0.01 0.08 89.54 12:20:14 0 10.04 0.00 0.40 0.04 0.07 89.45 12:20:14 1 10.13 0.00 0.53 0.01 0.09 89.25 12:20:14 2 10.07 0.00 0.53 0.01 0.09 89.30 12:20:14 3 9.27 0.00 0.49 0.01 0.08 90.15 12:30:16 all 19.84 0.00 0.76 0.05 0.09 79.26 12:30:16 0 19.90 0.00 0.79 0.02 0.08 79.21 12:30:16 1 19.89 0.00 0.73 0.01 0.09 79.28 12:30:16 2 20.29 0.00 0.78 0.04 0.09 78.80 12:30:16 3 19.30 0.00 0.76 0.12 0.09 79.73 12:40:01 all 10.89 0.00 0.51 0.06 0.07 88.47 12:40:01 0 11.27 0.00 0.45 0.07 0.06 88.14 12:40:01 1 10.74 0.00 0.53 0.03 0.08 88.62 12:40:01 2 11.01 0.00 0.46 0.05 0.07 88.41 12:40:01 3 10.54 0.00 0.61 0.08 0.07 88.70 Average: all 22.16 0.00 0.86 0.05 0.09 76.84 Average: 0 21.97 0.00 0.81 0.05 0.08 77.09 Average: 1 22.24 0.00 0.87 0.05 0.09 76.75 Average: 2 22.43 0.00 0.88 0.06 0.09 76.54 Average: 3 21.99 0.00 0.87 0.05 0.09 77.00