---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-54614 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 722 10547 3 4720 14924 Swap: 1023 16 1007 ---> 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:96:32:bb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.161/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78855sec preferred_lft 78855sec inet6 fe80::f816:3eff:fe96:32bb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:57:8c:51:40:11 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::a857:8cff:fe51:4011/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-54614) 03/31/26 _x86_64_ (4 CPU) 10:34:18 LINUX RESTART (4 CPU) 10:40:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:07 122.29 23.16 80.97 18.16 355.11 24356.96 242726.63 11:00:07 21.40 1.49 18.93 0.99 20.49 538.39 952.51 11:10:07 10.37 0.39 9.47 0.51 7.87 315.63 1210.71 11:20:07 18.53 0.12 17.57 0.84 2.51 816.97 996.77 11:30:07 12.98 1.43 11.04 0.50 22.88 364.69 334.37 11:40:07 2.76 0.03 2.73 0.00 0.91 42.43 0.01 11:50:07 4.84 0.07 4.59 0.18 1.15 138.07 59.73 12:00:01 5.19 0.03 5.00 0.17 1.29 145.88 91.82 12:10:07 6.21 0.11 5.91 0.19 2.15 168.01 56.66 12:20:07 5.50 0.01 5.31 0.18 0.63 158.25 54.29 12:30:01 9.95 0.05 9.49 0.42 4.48 585.46 143.80 Average: 20.02 2.45 15.56 2.02 38.19 2515.06 22455.00 10:40:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:07 740960 5033168 10895212 66.54 270696 3935252 12039160 69.10 2181624 12792116 1512 11:00:07 2578556 6115548 9816868 59.96 273268 3229012 11047604 63.41 2239276 10953712 412 11:10:07 2122532 5683696 10248520 62.59 274660 3251832 11013568 63.22 2248656 11400344 268 11:20:07 11633732 15355688 582360 3.56 280248 3407068 1342308 7.70 2289736 1870608 12260 11:30:07 7609844 11373352 4562980 27.87 281936 3446908 5293792 30.39 2298428 5877268 132 11:40:07 7470012 11235160 4701108 28.71 282176 3448308 5410600 31.06 2298936 6008832 256 11:50:07 7600088 11384148 4552156 27.80 282720 3466676 5249044 30.13 2300308 5874016 68 12:00:01 6089108 9892340 6043208 36.91 283240 3485316 6815552 39.12 2302316 7379652 264 12:10:07 5974104 9799396 6136152 37.48 284152 3506432 6913816 39.69 2306420 7507472 496 12:20:07 7549280 11397520 4538940 27.72 285072 3528444 5293384 30.38 2308940 5934416 40 12:30:01 7245980 11227644 4708524 28.76 288812 3651964 5298304 30.41 2323520 6202280 436 Average: 6055836 9863424 6071457 37.08 280635 3487019 6883376 39.51 2281651 7436429 1468 10:40:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:07 lo 15.75 15.75 14.51 14.51 0.00 0.00 0.00 0.00 10:50:07 ens3 34.60 25.19 644.09 2.96 0.00 0.00 0.00 0.00 10:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:07 lo 35.30 35.30 17.21 17.21 0.00 0.00 0.00 0.00 11:00:07 ens3 1.78 1.77 0.36 0.32 0.00 0.00 0.00 0.00 11:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:07 lo 27.69 27.69 12.26 12.26 0.00 0.00 0.00 0.00 11:10:07 ens3 1.99 0.81 0.39 0.22 0.00 0.00 0.00 0.00 11:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:07 lo 19.85 19.85 8.01 8.01 0.00 0.00 0.00 0.00 11:20:07 ens3 1.20 0.93 0.32 0.25 0.00 0.00 0.00 0.00 11:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:07 lo 18.34 18.34 10.17 10.17 0.00 0.00 0.00 0.00 11:30:07 ens3 1.51 1.79 0.21 1.42 0.00 0.00 0.00 0.00 11:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:07 lo 8.17 8.17 3.66 3.66 0.00 0.00 0.00 0.00 11:40:07 ens3 0.91 0.30 0.18 0.09 0.00 0.00 0.00 0.00 11:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:07 lo 24.36 24.36 8.20 8.20 0.00 0.00 0.00 0.00 11:50:07 ens3 0.69 0.34 0.16 0.10 0.00 0.00 0.00 0.00 11:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:01 lo 13.47 13.47 6.98 6.98 0.00 0.00 0.00 0.00 12:00:01 ens3 0.79 0.49 0.20 0.15 0.00 0.00 0.00 0.00 12:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:07 lo 16.91 16.91 9.89 9.89 0.00 0.00 0.00 0.00 12:10:07 ens3 1.19 0.63 0.27 0.18 0.00 0.00 0.00 0.00 12:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:07 lo 8.87 8.87 4.65 4.65 0.00 0.00 0.00 0.00 12:20:07 ens3 0.73 0.45 0.17 0.12 0.00 0.00 0.00 0.00 12:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:01 lo 17.90 17.90 9.02 9.02 0.00 0.00 0.00 0.00 12:30:01 ens3 1.03 0.93 0.29 0.23 0.00 0.00 0.00 0.00 12:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.79 18.79 9.51 9.51 0.00 0.00 0.00 0.00 Average: ens3 4.23 3.06 58.88 0.55 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-54614) 03/31/26 _x86_64_ (4 CPU) 10:34:18 LINUX RESTART (4 CPU) 10:40:07 CPU %user %nice %system %iowait %steal %idle 10:50:07 all 51.34 0.00 2.24 1.58 0.12 44.73 10:50:07 0 51.41 0.00 2.10 1.16 0.11 45.23 10:50:07 1 52.14 0.00 2.28 1.67 0.11 43.80 10:50:07 2 53.12 0.00 2.24 1.28 0.12 43.24 10:50:07 3 48.68 0.00 2.34 2.21 0.12 46.65 11:00:07 all 39.67 0.00 1.56 0.09 0.13 58.56 11:00:07 0 39.16 0.00 1.48 0.11 0.13 59.13 11:00:07 1 40.63 0.00 1.60 0.09 0.13 57.55 11:00:07 2 40.13 0.00 1.62 0.06 0.13 58.06 11:00:07 3 38.75 0.00 1.52 0.09 0.13 59.51 11:10:07 all 24.04 0.00 0.97 0.06 0.13 74.80 11:10:07 0 24.04 0.00 0.98 0.05 0.12 74.82 11:10:07 1 24.11 0.00 0.93 0.02 0.14 74.80 11:10:07 2 24.48 0.00 1.01 0.13 0.13 74.25 11:10:07 3 23.53 0.00 0.96 0.06 0.12 75.33 11:20:07 all 26.76 0.00 1.03 0.13 0.11 71.97 11:20:07 0 26.81 0.00 0.95 0.22 0.10 71.93 11:20:07 1 25.66 0.00 1.10 0.07 0.11 73.06 11:20:07 2 27.56 0.00 0.99 0.12 0.11 71.21 11:20:07 3 27.03 0.00 1.07 0.12 0.11 71.68 11:30:07 all 21.29 0.00 0.76 0.06 0.10 77.80 11:30:07 0 21.65 0.00 0.72 0.04 0.09 77.49 11:30:07 1 21.38 0.00 0.69 0.10 0.10 77.74 11:30:07 2 21.61 0.00 0.88 0.04 0.10 77.38 11:30:07 3 20.52 0.00 0.74 0.05 0.10 78.59 11:40:07 all 1.40 0.00 0.28 0.02 0.08 98.22 11:40:07 0 1.25 0.00 0.32 0.00 0.09 98.34 11:40:07 1 1.31 0.00 0.25 0.03 0.08 98.34 11:40:07 2 1.24 0.00 0.30 0.02 0.09 98.36 11:40:07 3 1.82 0.00 0.25 0.01 0.07 97.85 11:50:07 all 8.22 0.00 0.46 0.03 0.09 91.21 11:50:07 0 8.29 0.00 0.40 0.01 0.08 91.22 11:50:07 1 8.29 0.00 0.54 0.07 0.09 91.02 11:50:07 2 8.20 0.00 0.51 0.01 0.10 91.18 11:50:07 3 8.09 0.00 0.38 0.02 0.08 91.43 12:00:01 all 9.77 0.00 0.46 0.03 0.09 89.65 12:00:01 0 8.86 0.00 0.42 0.05 0.09 90.59 12:00:01 1 10.13 0.00 0.51 0.02 0.09 89.25 12:00:01 2 9.85 0.00 0.46 0.01 0.09 89.59 12:00:01 3 10.26 0.00 0.44 0.03 0.09 89.18 12:10:07 all 10.96 0.00 0.62 0.04 0.10 88.28 12:10:07 0 10.81 0.00 0.52 0.02 0.09 88.56 12:10:07 1 10.96 0.00 0.64 0.06 0.11 88.23 12:10:07 2 10.77 0.00 0.63 0.00 0.11 88.48 12:10:07 3 11.32 0.00 0.67 0.06 0.10 87.85 12:20:07 all 7.69 0.00 0.46 0.03 0.11 91.71 12:20:07 0 7.47 0.00 0.48 0.01 0.09 91.94 12:20:07 1 8.05 0.00 0.46 0.04 0.13 91.33 12:20:07 2 7.85 0.00 0.47 0.01 0.12 91.56 12:20:07 3 7.40 0.00 0.45 0.04 0.10 92.01 12:30:01 all 14.24 0.00 0.53 0.05 0.11 85.06 12:30:01 0 14.11 0.00 0.64 0.03 0.10 85.11 12:30:01 1 15.38 0.00 0.55 0.04 0.11 83.92 12:30:01 2 13.02 0.00 0.45 0.08 0.12 86.34 12:30:01 3 14.46 0.00 0.49 0.04 0.11 84.89 Average: CPU %user %nice %system %iowait %steal %idle Average: all 19.58 0.00 0.85 0.19 0.11 79.27 Average: 0 19.45 0.00 0.82 0.15 0.10 79.48 Average: 1 19.82 0.00 0.87 0.20 0.11 79.00 Average: 2 19.80 0.00 0.87 0.16 0.11 79.06 Average: 3 19.25 0.00 0.85 0.25 0.10 79.55