---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-27789 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: 5599.86 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 621 12437 3 2930 15025 Swap: 1023 128 895 ---> 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:ab:10:3e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.93/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79095sec preferred_lft 79095sec inet6 fe80::f816:3eff:feab:103e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:62:46:66:9e:86 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::fc62:46ff:fe66:9e86/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-27789) 06/16/26 _x86_64_ (4 CPU) 10:08:39 LINUX RESTART (4 CPU) 10:10:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:12 188.52 9.50 173.20 5.82 1037.34 39466.92 15180.36 10:30:01 57.47 22.95 32.75 1.77 1042.09 2458.56 3723.84 10:40:00 12.86 1.73 10.49 0.64 49.24 303.36 1089.39 10:50:00 10.91 0.17 10.26 0.47 6.19 563.02 1322.27 11:00:00 19.61 0.71 17.96 0.94 24.10 582.08 401.10 11:10:12 5.89 0.39 5.25 0.25 13.67 179.72 57.02 11:20:12 5.59 0.22 5.16 0.21 7.17 143.57 70.04 11:30:01 4.81 0.12 4.50 0.19 5.68 138.71 99.50 11:40:01 5.96 0.49 5.29 0.17 16.04 161.25 61.22 11:50:12 5.24 0.25 4.82 0.17 9.64 149.88 73.20 12:00:12 10.52 0.89 9.26 0.37 22.96 587.67 1491.61 12:10:12 22.48 13.25 8.44 0.79 409.08 1543.80 404.47 Average: 29.08 4.19 23.91 0.98 218.75 3853.51 1992.28 10:10:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:12 165572 5981848 9942036 60.72 259064 5388192 12240736 70.26 2196724 13271332 1172 10:30:01 6565112 8186180 7755988 47.37 215852 1555240 8562336 49.15 1090832 8316044 4448 10:40:00 5683240 7334688 8609120 52.58 218096 1583172 9497020 54.51 1112108 9168412 76 10:50:00 13298492 15064488 884824 5.40 222204 1690580 1798948 10.33 1155228 1548712 10024 11:00:00 12367400 14219676 1728924 10.56 226240 1772700 2918336 16.75 1180052 2451492 13012 11:10:12 9582508 11451616 4495664 27.46 227260 1788508 5379384 30.88 1186072 5219532 248 11:20:12 9517004 11404952 4542256 27.74 227880 1806748 5365860 30.80 1189460 5279948 200 11:30:01 8210180 10117704 5828964 35.60 228472 1825676 6768268 38.85 1193180 6575952 464 11:40:01 8136972 10067348 5879228 35.91 229196 1847792 6781620 38.93 1201380 6639772 88 11:50:12 9582616 11536320 4411288 26.94 229856 1870460 5311276 30.49 1206724 5201416 112 12:00:12 9300108 11385544 4561508 27.86 233828 1992788 5371644 30.83 1227512 5447532 240 12:10:12 12816592 15430108 518952 3.17 257752 2488760 1257948 7.22 1352448 1801716 28268 Average: 8768816 11015039 4929896 30.11 231308 2134218 5937781 34.08 1274310 5910155 4863 10:10:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:12 lo 5.15 5.15 5.31 5.31 0.00 0.00 0.00 0.00 10:20:12 ens3 175.55 131.28 1946.93 14.69 0.00 0.00 0.00 0.00 10:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:01 lo 44.12 44.12 26.58 26.58 0.00 0.00 0.00 0.00 10:30:01 ens3 1.98 1.99 0.44 0.40 0.00 0.00 0.00 0.00 10:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:00 lo 33.69 33.69 13.94 13.94 0.00 0.00 0.00 0.00 10:40:00 ens3 1.19 0.95 0.25 0.20 0.00 0.00 0.00 0.00 10:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:00 lo 14.62 14.62 7.06 7.06 0.00 0.00 0.00 0.00 10:50:00 ens3 0.73 0.58 0.19 0.15 0.00 0.00 0.00 0.00 10:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:00 lo 12.89 12.89 7.26 7.26 0.00 0.00 0.00 0.00 11:00:00 ens3 1.03 0.76 0.23 0.18 0.00 0.00 0.00 0.00 11:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:12 lo 19.84 19.84 9.52 9.52 0.00 0.00 0.00 0.00 11:10:12 ens3 0.79 0.59 0.18 0.13 0.00 0.00 0.00 0.00 11:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:12 lo 20.59 20.59 6.98 6.98 0.00 0.00 0.00 0.00 11:20:12 ens3 0.45 0.31 0.09 0.06 0.00 0.00 0.00 0.00 11:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:01 lo 11.35 11.35 5.51 5.51 0.00 0.00 0.00 0.00 11:30:01 ens3 0.40 0.24 0.07 0.05 0.00 0.00 0.00 0.00 11:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:01 lo 19.24 19.24 10.08 10.08 0.00 0.00 0.00 0.00 11:40:01 ens3 0.77 0.56 0.17 0.13 0.00 0.00 0.00 0.00 11:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:12 lo 11.78 11.78 6.91 6.91 0.00 0.00 0.00 0.00 11:50:12 ens3 0.57 0.40 0.13 0.10 0.00 0.00 0.00 0.00 11:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:12 lo 13.44 13.44 7.13 7.13 0.00 0.00 0.00 0.00 12:00:12 ens3 0.83 0.69 0.24 0.19 0.00 0.00 0.00 0.00 12:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:12 lo 32.57 32.57 12.59 12.59 0.00 0.00 0.00 0.00 12:10:12 ens3 2.80 2.49 1.79 1.01 0.00 0.00 0.00 0.00 12:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.90 19.90 9.88 9.88 0.00 0.00 0.00 0.00 Average: ens3 15.59 11.73 162.58 1.44 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-27789) 06/16/26 _x86_64_ (4 CPU) 10:08:39 LINUX RESTART (4 CPU) 10:10:12 CPU %user %nice %system %iowait %steal %idle 10:20:12 all 53.35 0.00 2.83 0.57 0.09 43.16 10:20:12 0 51.30 0.00 2.84 0.43 0.09 45.34 10:20:12 1 53.70 0.00 2.78 0.72 0.09 42.71 10:20:12 2 53.59 0.00 2.69 0.47 0.09 43.17 10:20:12 3 54.83 0.00 3.00 0.66 0.09 41.42 10:30:01 all 62.37 0.00 2.39 0.21 0.11 34.92 10:30:01 0 62.76 0.00 2.08 0.23 0.11 34.83 10:30:01 1 63.01 0.00 2.44 0.31 0.10 34.13 10:30:01 2 61.58 0.00 2.57 0.16 0.11 35.58 10:30:01 3 62.12 0.00 2.48 0.14 0.11 35.15 10:40:00 all 28.11 0.00 1.22 0.06 0.10 70.51 10:40:00 0 28.31 0.00 1.35 0.06 0.10 70.18 10:40:00 1 28.16 0.00 1.19 0.05 0.10 70.50 10:40:00 2 28.52 0.00 1.20 0.09 0.10 70.09 10:40:00 3 27.46 0.00 1.16 0.04 0.09 71.25 10:50:00 all 16.70 0.00 0.72 0.05 0.09 82.45 10:50:00 0 16.31 0.00 0.73 0.04 0.08 82.84 10:50:00 1 15.96 0.00 0.63 0.03 0.09 83.29 10:50:00 2 17.78 0.00 0.75 0.03 0.09 81.35 10:50:00 3 16.75 0.00 0.75 0.10 0.09 82.31 11:00:00 all 29.63 0.00 0.92 0.06 0.09 69.30 11:00:00 0 28.85 0.00 1.00 0.04 0.08 70.02 11:00:00 1 29.49 0.00 1.03 0.11 0.09 69.29 11:00:00 2 30.03 0.00 0.77 0.01 0.09 69.09 11:00:00 3 30.16 0.00 0.88 0.09 0.08 68.79 11:10:12 all 11.32 0.00 0.44 0.02 0.09 88.11 11:10:12 0 11.19 0.00 0.49 0.01 0.08 88.23 11:10:12 1 11.45 0.00 0.39 0.04 0.10 88.02 11:10:12 2 11.15 0.00 0.40 0.02 0.10 88.33 11:10:12 3 11.51 0.00 0.49 0.03 0.09 87.87 11:20:12 all 8.25 0.00 0.44 0.02 0.09 91.21 11:20:12 0 8.51 0.00 0.47 0.03 0.08 90.92 11:20:12 1 8.30 0.00 0.42 0.01 0.09 91.18 11:20:12 2 7.87 0.00 0.41 0.01 0.09 91.63 11:20:12 3 8.32 0.00 0.46 0.03 0.09 91.11 11:30:01 all 8.59 0.00 0.41 0.02 0.09 90.89 11:30:01 0 8.78 0.00 0.40 0.01 0.09 90.72 11:30:01 1 8.78 0.00 0.48 0.01 0.08 90.66 11:30:01 2 8.70 0.00 0.42 0.03 0.10 90.75 11:30:01 3 8.11 0.00 0.35 0.03 0.08 91.43 11:40:01 all 11.13 0.00 0.52 0.03 0.09 88.22 11:40:01 0 11.41 0.00 0.59 0.01 0.09 87.90 11:40:01 1 11.11 0.00 0.53 0.03 0.09 88.25 11:40:01 2 11.07 0.00 0.51 0.03 0.10 88.29 11:40:01 3 10.95 0.00 0.45 0.06 0.09 88.45 11:50:12 all 7.07 0.00 0.35 0.02 0.09 92.48 11:50:12 0 7.22 0.00 0.33 0.01 0.08 92.35 11:50:12 1 7.16 0.00 0.39 0.04 0.09 92.31 11:50:12 2 6.80 0.00 0.29 0.01 0.08 92.81 11:50:12 3 7.08 0.00 0.37 0.01 0.09 92.45 12:00:12 all 13.89 0.00 0.60 0.05 0.09 85.38 12:00:12 0 13.79 0.00 0.58 0.09 0.08 85.46 12:00:12 1 14.41 0.00 0.61 0.03 0.09 84.86 12:00:12 2 14.40 0.00 0.68 0.04 0.10 84.78 12:00:12 3 12.94 0.00 0.52 0.04 0.09 86.41 12:00:12 CPU %user %nice %system %iowait %steal %idle 12:10:12 all 12.42 0.00 0.75 0.18 0.09 86.57 12:10:12 0 12.00 0.00 0.82 0.30 0.09 86.79 12:10:12 1 11.40 0.00 0.66 0.10 0.09 87.75 12:10:12 2 13.07 0.00 0.79 0.20 0.09 85.85 12:10:12 3 13.22 0.00 0.71 0.11 0.08 85.88 Average: all 21.81 0.00 0.96 0.11 0.09 77.02 Average: 0 21.61 0.00 0.97 0.10 0.09 77.22 Average: 1 21.83 0.00 0.96 0.12 0.09 76.99 Average: 2 21.95 0.00 0.95 0.09 0.09 76.91 Average: 3 21.86 0.00 0.96 0.11 0.09 76.97