---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-23656 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 722 11333 4 3933 14924 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:08:e2:7d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.237/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79494sec preferred_lft 79494sec inet6 fe80::f816:3eff:fe08:e27d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:58:02:f9:15:4d 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::f458:2ff:fef9:154d/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-23656) 06/04/26 _x86_64_ (4 CPU) 08:09:11 LINUX RESTART (4 CPU) 08:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:20:01 170.70 10.01 141.44 19.24 1255.68 38341.62 240588.90 08:30:01 44.45 5.86 36.61 1.99 216.36 3902.56 4238.70 08:40:01 12.66 0.17 11.77 0.71 13.96 372.50 1917.53 08:50:02 3.67 0.00 3.55 0.12 0.28 101.72 685.24 09:00:02 23.81 1.98 20.90 0.92 102.74 868.96 441.23 09:10:03 8.31 0.02 7.90 0.38 1.36 268.46 133.84 09:20:16 5.14 0.01 4.96 0.17 0.44 148.62 61.25 09:30:03 7.39 0.01 7.20 0.18 1.08 183.86 126.03 09:40:16 5.85 0.01 5.65 0.20 0.48 165.60 44.03 09:50:01 12.15 0.05 11.56 0.54 6.89 755.25 2400.92 10:00:04 4.84 0.03 4.63 0.18 0.93 176.05 49.82 Average: 27.16 1.65 23.27 2.24 145.48 4116.29 22791.18 08:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:20:01 1137320 12531888 3388256 20.69 256776 10883160 4103696 23.56 2320812 12109228 77828 08:30:01 4460584 7105820 8831232 53.94 271956 2424952 9565764 54.91 1930304 9452132 88 08:40:01 4422080 7098660 8838868 53.98 273820 2454308 10999028 63.13 1947036 9496880 988 08:50:02 11853812 14539864 1401164 8.56 274580 2463040 2151024 12.35 1948520 2069948 400 09:00:02 11733588 14617384 1325192 8.09 280860 2654436 2103280 12.07 1981652 2187632 12604 09:10:03 8504796 11419416 4521108 27.61 282600 2683532 5251016 30.14 1984648 5398876 224 09:20:16 8300336 11233304 4707156 28.75 283240 2701248 5415560 31.09 1986004 5569280 432 09:30:03 6793540 9748924 6190816 37.81 284060 2722828 6846516 39.30 1988420 7088520 280 09:40:16 6850892 9829056 6110600 37.32 284816 2744856 6898792 39.60 1992024 7035776 80 09:50:01 8240088 11374536 4566048 27.89 288616 2897348 5258296 30.18 2025316 5624924 268 10:00:04 7282676 10447252 5492684 33.55 289228 2926864 6084476 34.92 2037224 6552792 532 Average: 7234519 10904191 5033920 30.75 279141 3414234 5879768 33.75 2012905 6598726 8520 08:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:20:01 lo 10.87 10.87 7.10 7.10 0.00 0.00 0.00 0.00 08:20:01 ens3 169.29 123.41 2166.35 16.23 0.00 0.00 0.00 0.00 08:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 lo 35.31 35.31 21.89 21.89 0.00 0.00 0.00 0.00 08:30:01 ens3 1.81 1.59 0.47 0.42 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 lo 32.40 32.40 13.06 13.06 0.00 0.00 0.00 0.00 08:40:01 ens3 1.04 0.83 0.22 0.17 0.00 0.00 0.00 0.00 08:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:02 lo 9.83 9.83 5.01 5.01 0.00 0.00 0.00 0.00 08:50:02 ens3 0.68 0.71 0.11 1.05 0.00 0.00 0.00 0.00 08:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:02 lo 12.31 12.31 6.23 6.23 0.00 0.00 0.00 0.00 09:00:02 ens3 1.03 0.94 0.27 0.24 0.00 0.00 0.00 0.00 09:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:03 lo 19.67 19.67 10.32 10.32 0.00 0.00 0.00 0.00 09:10:03 ens3 0.77 0.63 0.20 0.15 0.00 0.00 0.00 0.00 09:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:16 lo 17.16 17.16 6.36 6.36 0.00 0.00 0.00 0.00 09:20:16 ens3 0.49 0.39 0.10 0.08 0.00 0.00 0.00 0.00 09:20:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:03 lo 26.34 26.34 11.57 11.57 0.00 0.00 0.00 0.00 09:30:03 ens3 0.57 0.51 0.12 0.10 0.00 0.00 0.00 0.00 09:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:16 lo 15.93 15.93 9.65 9.65 0.00 0.00 0.00 0.00 09:40:16 ens3 5.82 3.65 3.71 2.51 0.00 0.00 0.00 0.00 09:40:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:01 lo 18.73 18.73 10.24 10.24 0.00 0.00 0.00 0.00 09:50:01 ens3 0.89 0.99 0.24 0.21 0.00 0.00 0.00 0.00 09:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:04 lo 33.15 33.15 12.90 12.90 0.00 0.00 0.00 0.00 10:00:04 ens3 0.80 0.66 0.21 0.16 0.00 0.00 0.00 0.00 10:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.05 21.05 10.38 10.38 0.00 0.00 0.00 0.00 Average: ens3 16.67 12.22 197.53 1.94 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-23656) 06/04/26 _x86_64_ (4 CPU) 08:09:11 LINUX RESTART (4 CPU) 08:10:01 CPU %user %nice %system %iowait %steal %idle 08:20:01 all 54.25 0.00 2.95 2.39 0.11 40.31 08:20:01 0 54.50 0.00 2.97 1.83 0.11 40.59 08:20:01 1 56.30 0.00 3.03 2.33 0.11 38.23 08:20:01 2 55.03 0.00 3.06 2.49 0.11 39.30 08:20:01 3 51.14 0.00 2.73 2.91 0.10 43.11 08:30:01 all 51.85 0.00 1.90 0.14 0.11 46.00 08:30:01 0 51.93 0.00 1.82 0.11 0.11 46.03 08:30:01 1 51.76 0.00 2.06 0.08 0.11 46.00 08:30:01 2 52.35 0.00 1.91 0.28 0.11 45.36 08:30:01 3 51.35 0.00 1.83 0.09 0.11 46.62 08:40:01 all 28.82 0.00 1.07 0.04 0.09 69.98 08:40:01 0 28.78 0.00 1.06 0.01 0.09 70.07 08:40:01 1 28.96 0.00 0.99 0.03 0.09 69.94 08:40:01 2 28.65 0.00 1.01 0.11 0.09 70.14 08:40:01 3 28.91 0.00 1.21 0.03 0.09 69.77 08:50:02 all 6.02 0.00 0.36 0.02 0.05 93.55 08:50:02 0 5.72 0.00 0.29 0.02 0.04 93.91 08:50:02 1 6.04 0.00 0.42 0.01 0.05 93.47 08:50:02 2 6.20 0.00 0.36 0.04 0.05 93.35 08:50:02 3 6.11 0.00 0.36 0.01 0.05 93.47 09:00:02 all 31.69 0.00 1.03 0.09 0.08 67.11 09:00:02 0 31.21 0.00 0.91 0.03 0.07 67.77 09:00:02 1 32.32 0.00 1.03 0.09 0.08 66.49 09:00:02 2 31.99 0.00 1.19 0.08 0.08 66.66 09:00:02 3 31.26 0.00 0.98 0.17 0.07 67.51 09:10:03 all 17.59 0.00 0.64 0.07 0.06 81.64 09:10:03 0 17.35 0.00 0.60 0.06 0.06 81.93 09:10:03 1 17.89 0.00 0.69 0.10 0.06 81.25 09:10:03 2 17.28 0.00 0.56 0.09 0.06 82.02 09:10:03 3 17.84 0.00 0.70 0.02 0.06 81.39 09:20:16 all 7.98 0.00 0.47 0.03 0.04 91.48 09:20:16 0 7.81 0.00 0.40 0.03 0.04 91.72 09:20:16 1 8.29 0.00 0.55 0.02 0.05 91.09 09:20:16 2 7.96 0.00 0.49 0.04 0.05 91.46 09:20:16 3 7.86 0.00 0.42 0.01 0.04 91.66 09:30:03 all 11.07 0.00 0.50 0.02 0.05 88.35 09:30:03 0 10.62 0.00 0.48 0.01 0.05 88.84 09:30:03 1 10.95 0.00 0.59 0.03 0.05 88.38 09:30:03 2 11.65 0.00 0.53 0.03 0.05 87.73 09:30:03 3 11.06 0.00 0.41 0.02 0.05 88.47 09:40:16 all 10.13 0.00 0.52 3.93 0.32 85.10 09:40:16 0 10.45 0.00 0.49 8.76 0.23 80.07 09:40:16 1 9.84 0.00 0.54 2.43 0.39 86.80 09:40:16 2 10.17 0.00 0.57 2.28 0.37 86.61 09:40:16 3 10.06 0.00 0.48 2.26 0.27 86.94 09:50:01 all 21.40 0.00 0.78 1.38 0.07 76.37 09:50:01 0 22.06 0.00 0.78 0.76 0.07 76.33 09:50:01 1 21.59 0.00 0.73 2.03 0.07 75.57 09:50:01 2 21.39 0.00 0.91 0.25 0.06 77.39 09:50:01 3 20.58 0.00 0.70 2.46 0.09 76.18 10:00:04 all 11.54 0.00 0.56 0.40 0.06 87.44 10:00:04 0 11.59 0.00 0.51 0.39 0.06 87.45 10:00:04 1 11.78 0.00 0.59 0.26 0.06 87.30 10:00:04 2 11.24 0.00 0.56 0.57 0.06 87.58 10:00:04 3 11.54 0.00 0.57 0.39 0.06 87.45 Average: CPU %user %nice %system %iowait %steal %idle Average: all 22.90 0.00 0.98 0.78 0.09 75.25 Average: 0 22.88 0.00 0.94 1.11 0.08 74.98 Average: 1 23.21 0.00 1.02 0.68 0.10 75.00 Average: 2 23.04 0.00 1.01 0.57 0.10 75.27 Average: 3 22.47 0.00 0.94 0.76 0.09 75.74