---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-9115 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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: 5600.00 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 707 10840 4 4441 14939 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:8b:e1:9d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.148/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78989sec preferred_lft 78989sec inet6 fe80::f816:3eff:fe8b:e19d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:98:c8:35:ae:94 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-16g-9115) 02/10/26 _x86_64_ (4 CPU) 09:42:28 LINUX RESTART (4 CPU) 09:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:00:14 79.00 22.63 53.44 2.93 332.01 5322.04 3658.91 10:10:14 11.04 0.11 10.35 0.58 4.27 278.96 389.69 10:20:01 8.44 0.15 7.83 0.46 7.89 268.38 438.68 10:30:14 17.17 0.03 16.35 0.79 1.02 769.39 426.81 10:40:14 28.14 0.04 11.67 16.43 1.67 374.00 209186.76 10:50:01 5.95 0.00 5.78 0.17 0.31 154.57 51.15 11:00:14 4.80 0.04 4.57 0.18 2.46 147.97 83.30 11:10:14 5.30 0.00 5.13 0.17 0.31 154.88 61.51 11:20:01 5.77 0.01 5.58 0.18 0.19 166.93 48.58 11:30:14 9.68 0.01 9.28 0.39 0.55 552.11 154.87 11:40:14 5.11 0.02 4.91 0.18 0.96 170.77 91.45 Average: 16.55 2.14 12.37 2.04 32.55 770.76 19477.43 09:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:00:14 3861040 7099452 8833056 53.95 268152 2968192 10105608 58.01 2285304 9666124 632 10:10:14 3584056 6840692 9092540 55.53 269516 2985116 9747576 55.95 2302448 9908416 276 10:20:01 6495524 9776856 6158792 37.62 270476 3008868 6947628 39.88 2311356 7008076 316 10:30:14 9429168 12852904 3084668 18.84 276120 3145620 3818080 21.92 2349524 4051828 292 10:40:14 7928152 11410156 4526504 27.65 277764 3202236 5222552 29.98 2358144 5542668 240 10:50:01 7815576 11315560 4620912 28.22 278260 3219720 5319416 30.53 2359436 5655612 304 11:00:14 6348864 9871052 6064632 37.04 278776 3241408 6749624 38.74 2361960 7099356 408 11:10:14 6386924 9930648 6005172 36.68 279396 3262328 6681724 38.35 2365228 7074172 436 11:20:01 7830860 11397936 4538568 27.72 280124 3284944 5219180 29.96 2367640 5617228 236 11:30:14 7614436 11305216 4631076 28.28 283820 3404072 5317716 30.52 2381920 5833416 148 11:40:14 6702360 10420904 5515056 33.68 284360 3431268 6147156 35.28 2392880 6729332 208 Average: 6726996 10201943 5733725 35.02 276979 3195797 6479660 37.19 2348713 6744203 318 09:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:00:14 lo 28.82 28.82 20.09 20.09 0.00 0.00 0.00 0.00 10:00:14 ens3 2.22 2.18 0.66 1.36 0.00 0.00 0.00 0.00 10:00:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:14 lo 42.16 42.16 16.88 16.88 0.00 0.00 0.00 0.00 10:10:14 ens3 1.57 1.23 0.43 0.34 0.00 0.00 0.00 0.00 10:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 lo 13.71 13.71 7.46 7.46 0.00 0.00 0.00 0.00 10:20:01 ens3 0.65 0.42 0.16 0.11 0.00 0.00 0.00 0.00 10:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:14 lo 11.99 11.99 5.53 5.53 0.00 0.00 0.00 0.00 10:30:14 ens3 0.88 0.83 0.23 0.19 0.00 0.00 0.00 0.00 10:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:14 lo 15.93 15.93 8.76 8.76 0.00 0.00 0.00 0.00 10:40:14 ens3 0.91 0.67 0.24 0.18 0.00 0.00 0.00 0.00 10:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:01 lo 20.08 20.08 8.55 8.55 0.00 0.00 0.00 0.00 10:50:01 ens3 0.71 0.57 0.17 0.13 0.00 0.00 0.00 0.00 10:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:14 lo 27.15 27.15 11.30 11.30 0.00 0.00 0.00 0.00 11:00:14 ens3 0.53 0.43 0.12 0.09 0.00 0.00 0.00 0.00 11:00:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:14 lo 13.12 13.12 7.65 7.65 0.00 0.00 0.00 0.00 11:10:14 ens3 0.94 0.51 0.24 0.17 0.00 0.00 0.00 0.00 11:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:01 lo 13.39 13.39 7.35 7.35 0.00 0.00 0.00 0.00 11:20:01 ens3 0.75 0.52 0.22 0.16 0.00 0.00 0.00 0.00 11:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:14 lo 19.04 19.04 9.41 9.41 0.00 0.00 0.00 0.00 11:30:14 ens3 0.91 0.75 0.26 0.21 0.00 0.00 0.00 0.00 11:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:14 lo 23.98 23.98 9.23 9.23 0.00 0.00 0.00 0.00 11:40:14 ens3 0.58 0.48 0.14 0.10 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 Average: lo 20.89 20.89 10.23 10.23 0.00 0.00 0.00 0.00 Average: ens3 0.97 0.78 0.26 0.28 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-16g-9115) 02/10/26 _x86_64_ (4 CPU) 09:42:28 LINUX RESTART (4 CPU) 09:50:01 CPU %user %nice %system %iowait %steal %idle 10:00:14 all 62.87 0.00 2.51 0.14 0.11 34.35 10:00:14 0 62.60 0.00 2.33 0.29 0.11 34.67 10:00:14 1 62.92 0.00 2.44 0.08 0.11 34.45 10:00:14 2 62.86 0.00 2.80 0.07 0.11 34.15 10:00:14 3 63.12 0.00 2.49 0.13 0.12 34.15 10:10:14 all 23.20 0.00 0.99 0.03 0.10 75.68 10:10:14 0 23.31 0.00 0.94 0.07 0.09 75.59 10:10:14 1 23.14 0.00 0.95 0.02 0.10 75.79 10:10:14 2 23.58 0.00 1.06 0.02 0.09 75.25 10:10:14 3 22.75 0.00 1.03 0.02 0.10 76.10 10:20:01 all 16.01 0.00 0.71 0.03 0.09 83.16 10:20:01 0 15.77 0.00 0.71 0.05 0.08 83.40 10:20:01 1 16.46 0.00 0.79 0.02 0.09 82.64 10:20:01 2 15.85 0.00 0.67 0.02 0.09 83.38 10:20:01 3 15.97 0.00 0.68 0.04 0.09 83.21 10:30:14 all 24.20 0.00 0.89 0.06 0.09 74.75 10:30:14 0 24.43 0.00 0.85 0.13 0.09 74.50 10:30:14 1 23.91 0.00 0.88 0.02 0.09 75.10 10:30:14 2 24.06 0.00 0.87 0.02 0.09 74.95 10:30:14 3 24.41 0.00 0.98 0.07 0.09 74.44 10:40:14 all 20.16 0.00 0.77 0.38 0.09 78.60 10:40:14 0 19.49 0.00 0.81 0.10 0.08 79.51 10:40:14 1 20.89 0.00 0.81 0.04 0.10 78.17 10:40:14 2 20.56 0.00 0.69 0.12 0.09 78.54 10:40:14 3 19.73 0.00 0.77 1.24 0.09 78.17 10:50:01 all 8.11 0.00 0.46 0.03 0.08 91.32 10:50:01 0 7.88 0.00 0.35 0.01 0.06 91.70 10:50:01 1 8.23 0.00 0.49 0.03 0.09 91.16 10:50:01 2 8.34 0.00 0.53 0.02 0.08 91.03 10:50:01 3 7.97 0.00 0.49 0.06 0.08 91.41 11:00:14 all 9.78 0.00 0.48 0.02 0.08 89.63 11:00:14 0 10.13 0.00 0.41 0.02 0.08 89.36 11:00:14 1 9.51 0.00 0.50 0.03 0.09 89.86 11:00:14 2 9.84 0.00 0.55 0.01 0.09 89.51 11:00:14 3 9.61 0.00 0.48 0.01 0.08 89.81 11:10:14 all 8.71 0.00 0.38 0.02 0.08 90.81 11:10:14 0 8.79 0.00 0.40 0.01 0.08 90.71 11:10:14 1 8.76 0.00 0.41 0.03 0.08 90.71 11:10:14 2 8.71 0.00 0.41 0.02 0.09 90.78 11:10:14 3 8.57 0.00 0.32 0.01 0.08 91.02 11:20:01 all 7.14 0.00 0.38 0.02 0.08 92.38 11:20:01 0 6.99 0.00 0.43 0.01 0.09 92.49 11:20:01 1 7.06 0.00 0.38 0.03 0.09 92.45 11:20:01 2 7.36 0.00 0.34 0.04 0.08 92.18 11:20:01 3 7.14 0.00 0.38 0.00 0.08 92.39 11:30:14 all 13.43 0.00 0.54 0.03 0.08 85.91 11:30:14 0 13.63 0.00 0.59 0.02 0.08 85.68 11:30:14 1 13.35 0.00 0.53 0.05 0.08 85.98 11:30:14 2 13.38 0.00 0.57 0.05 0.09 85.92 11:30:14 3 13.35 0.00 0.48 0.01 0.08 86.08 11:40:14 all 8.75 0.00 0.38 0.02 0.08 90.78 11:40:14 0 8.98 0.00 0.36 0.00 0.08 90.58 11:40:14 1 8.89 0.00 0.36 0.02 0.09 90.65 11:40:14 2 8.02 0.00 0.35 0.01 0.09 91.54 11:40:14 3 9.10 0.00 0.44 0.04 0.08 90.34 Average: CPU %user %nice %system %iowait %steal %idle Average: all 18.51 0.00 0.78 0.07 0.09 80.55 Average: 0 18.48 0.00 0.75 0.07 0.09 80.62 Average: 1 18.59 0.00 0.78 0.04 0.09 80.50 Average: 2 18.53 0.00 0.81 0.04 0.09 80.53 Average: 3 18.46 0.00 0.78 0.15 0.09 80.53