---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-19341 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: 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 715 11347 3 3925 14931 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:a4:b3:f8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.252/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78916sec preferred_lft 78916sec inet6 fe80::f816:3eff:fea4:b3f8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:e5:3b:63:bb:81 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-19341) 02/20/26 _x86_64_ (4 CPU) 13:09:43 LINUX RESTART (4 CPU) 13:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:03 130.89 12.32 113.96 4.61 1902.40 38690.75 18637.54 13:30:03 73.34 21.75 48.72 2.87 311.86 5858.57 3323.53 13:40:03 23.70 6.40 16.39 0.91 123.87 488.63 1018.24 13:50:03 8.29 0.14 7.78 0.37 8.71 277.59 397.34 14:00:03 10.58 0.05 10.01 0.52 1.28 543.75 590.09 14:10:03 15.03 0.02 14.41 0.60 0.89 428.96 678.24 14:20:03 6.27 0.01 5.95 0.31 0.37 185.73 365.89 14:30:03 4.51 0.02 4.28 0.20 1.39 125.05 70.97 14:40:03 22.27 0.13 6.23 15.90 3.84 173.29 210844.98 14:50:01 3.76 0.01 3.58 0.18 0.16 140.06 52.26 15:00:03 10.78 0.01 10.23 0.54 0.57 634.22 163.83 15:10:00 5.48 0.03 5.28 0.18 0.99 177.28 533.68 Average: 26.28 3.41 20.60 2.27 196.94 3988.89 19728.99 13:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:03 3911296 14318312 1609124 9.83 233740 9971876 2256156 12.95 1973360 9741316 179680 13:30:03 1600652 4851316 11080472 67.67 255564 2975316 12056880 69.21 2145496 12029176 552 13:40:03 4513688 7264988 8671784 52.96 255440 2526440 9435676 54.16 2193056 9124316 712 13:50:03 6870996 9646928 6292352 38.43 256536 2550052 7005076 40.21 2200364 6766376 220 14:00:03 8538864 11419600 4520756 27.61 261100 2650280 5233888 30.04 2235500 5094012 344 14:10:03 12022252 14970180 972196 5.94 263308 2715276 1692624 9.72 2241460 1618868 11832 14:20:03 8117492 11081068 4858980 29.68 264396 2729836 5476444 31.43 2243164 5502536 324 14:30:03 8371520 11352072 4588096 28.02 264836 2746372 5301732 30.43 2244380 5244864 480 14:40:03 11839384 14864100 1078200 6.59 267612 2787760 1787188 10.26 2255852 1790248 18420 14:50:01 12243236 15290048 651904 3.98 268200 2809268 1311484 7.53 2257860 1353584 15640 15:00:03 8140868 11308244 4632184 28.29 272392 2924892 5231732 30.03 2272740 5455284 396 15:10:00 7422756 10617260 5322632 32.51 272860 2951520 5871744 33.70 2283560 6154672 228 Average: 7799417 11415343 4523223 27.63 261332 3361574 5221719 29.97 2212233 5822938 19069 13:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:03 lo 1.28 1.28 0.20 0.20 0.00 0.00 0.00 0.00 13:20:03 ens3 184.01 135.27 2133.57 17.84 0.00 0.00 0.00 0.00 13:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:03 lo 24.32 24.32 18.46 18.46 0.00 0.00 0.00 0.00 13:30:03 ens3 2.09 1.87 0.64 0.55 0.00 0.00 0.00 0.00 13:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:03 lo 43.08 43.08 18.09 18.09 0.00 0.00 0.00 0.00 13:40:03 ens3 1.46 1.18 0.30 0.25 0.00 0.00 0.00 0.00 13:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:03 lo 16.85 16.85 8.78 8.78 0.00 0.00 0.00 0.00 13:50:03 ens3 0.75 0.45 0.12 0.09 0.00 0.00 0.00 0.00 13:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:03 lo 9.88 9.88 4.51 4.51 0.00 0.00 0.00 0.00 14:00:03 ens3 1.00 0.82 0.30 1.17 0.00 0.00 0.00 0.00 14:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:03 lo 8.69 8.69 5.36 5.36 0.00 0.00 0.00 0.00 14:10:03 ens3 0.94 0.61 0.29 0.21 0.00 0.00 0.00 0.00 14:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:03 lo 19.61 19.61 9.35 9.35 0.00 0.00 0.00 0.00 14:20:03 ens3 0.75 0.56 0.15 0.11 0.00 0.00 0.00 0.00 14:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:03 lo 19.36 19.36 6.74 6.74 0.00 0.00 0.00 0.00 14:30:03 ens3 0.51 0.32 0.10 0.07 0.00 0.00 0.00 0.00 14:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:03 lo 24.27 24.27 11.09 11.09 0.00 0.00 0.00 0.00 14:40:03 ens3 0.78 0.56 0.19 0.14 0.00 0.00 0.00 0.00 14:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:01 lo 17.83 17.83 10.54 10.54 0.00 0.00 0.00 0.00 14:50:01 ens3 0.62 0.48 0.13 0.10 0.00 0.00 0.00 0.00 14:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:03 lo 18.04 18.04 10.00 10.00 0.00 0.00 0.00 0.00 15:00:03 ens3 1.00 0.83 0.27 0.22 0.00 0.00 0.00 0.00 15:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:00 lo 29.43 29.43 11.26 11.26 0.00 0.00 0.00 0.00 15:10:00 ens3 0.68 0.50 0.15 0.12 0.00 0.00 0.00 0.00 15:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.38 19.38 9.53 9.53 0.00 0.00 0.00 0.00 Average: ens3 16.27 11.99 178.67 1.74 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-19341) 02/20/26 _x86_64_ (4 CPU) 13:09:43 LINUX RESTART (4 CPU) 13:10:00 CPU %user %nice %system %iowait %steal %idle 13:20:03 all 32.34 0.00 2.27 14.29 0.08 51.03 13:20:03 0 33.12 0.00 2.31 12.00 0.08 52.49 13:20:03 1 33.43 0.00 2.42 16.91 0.08 47.16 13:20:03 2 30.50 0.00 2.21 14.29 0.08 52.92 13:20:03 3 32.29 0.00 2.13 13.95 0.08 51.55 13:30:03 all 53.33 0.00 2.10 0.53 0.11 43.93 13:30:03 0 54.32 0.00 2.17 0.59 0.11 42.81 13:30:03 1 52.91 0.00 2.09 0.39 0.11 44.50 13:30:03 2 53.27 0.00 2.09 0.56 0.12 43.97 13:30:03 3 52.82 0.00 2.06 0.57 0.11 44.44 13:40:03 all 37.32 0.00 1.49 0.08 0.11 61.00 13:40:03 0 37.34 0.00 1.38 0.04 0.11 61.14 13:40:03 1 37.20 0.00 1.47 0.10 0.11 61.12 13:40:03 2 37.23 0.00 1.57 0.05 0.11 61.04 13:40:03 3 37.50 0.00 1.57 0.13 0.11 60.70 13:50:03 all 17.01 0.00 0.80 0.04 0.09 82.07 13:50:03 0 16.85 0.00 0.78 0.03 0.08 82.25 13:50:03 1 16.81 0.00 0.85 0.03 0.09 82.22 13:50:03 2 17.42 0.00 0.79 0.02 0.09 81.68 13:50:03 3 16.97 0.00 0.75 0.06 0.09 82.13 14:00:03 all 15.52 0.00 0.66 0.04 0.08 83.69 14:00:03 0 15.53 0.00 0.65 0.01 0.08 83.72 14:00:03 1 15.54 0.00 0.71 0.02 0.09 83.64 14:00:03 2 15.99 0.00 0.65 0.11 0.08 83.16 14:00:03 3 15.02 0.00 0.63 0.02 0.07 84.25 14:10:03 all 19.55 0.00 0.68 0.05 0.08 79.64 14:10:03 0 20.01 0.00 0.57 0.14 0.07 79.22 14:10:03 1 19.33 0.00 0.64 0.02 0.08 79.92 14:10:03 2 19.66 0.00 0.80 0.03 0.09 79.43 14:10:03 3 19.19 0.00 0.72 0.01 0.08 80.00 14:20:03 all 13.12 0.00 0.50 0.03 0.08 86.28 14:20:03 0 13.29 0.00 0.48 0.04 0.07 86.12 14:20:03 1 12.79 0.00 0.44 0.03 0.08 86.67 14:20:03 2 13.22 0.00 0.52 0.02 0.08 86.16 14:20:03 3 13.19 0.00 0.55 0.01 0.07 86.18 14:30:03 all 7.61 0.00 0.40 0.02 0.07 91.89 14:30:03 0 7.54 0.00 0.36 0.04 0.07 92.00 14:30:03 1 7.40 0.00 0.38 0.03 0.08 92.11 14:30:03 2 7.87 0.00 0.46 0.01 0.07 91.59 14:30:03 3 7.64 0.00 0.41 0.02 0.07 91.87 14:40:03 all 11.29 0.00 0.62 0.05 0.08 87.95 14:40:03 0 11.10 0.00 0.58 0.03 0.07 88.21 14:40:03 1 11.33 0.00 0.68 0.05 0.08 87.86 14:40:03 2 11.19 0.00 0.58 0.03 0.08 88.12 14:40:03 3 11.56 0.00 0.64 0.10 0.08 87.62 14:50:01 all 9.12 0.00 0.46 0.02 0.08 90.31 14:50:01 0 9.38 0.00 0.48 0.04 0.08 90.02 14:50:01 1 9.17 0.00 0.53 0.02 0.09 90.20 14:50:01 2 9.05 0.00 0.40 0.03 0.08 90.43 14:50:01 3 8.88 0.00 0.44 0.01 0.08 90.60 15:00:03 all 19.48 0.00 0.74 0.04 0.08 79.66 15:00:03 0 19.32 0.00 0.74 0.02 0.07 79.84 15:00:03 1 19.93 0.00 0.71 0.05 0.08 79.23 15:00:03 2 19.43 0.00 0.76 0.07 0.08 79.66 15:00:03 3 19.24 0.00 0.74 0.02 0.08 79.92 15:00:03 CPU %user %nice %system %iowait %steal %idle 15:10:00 all 9.97 0.00 0.48 0.06 0.08 89.42 15:10:00 0 9.70 0.00 0.50 0.15 0.08 89.58 15:10:00 1 10.76 0.00 0.51 0.02 0.09 88.63 15:10:00 2 10.01 0.00 0.49 0.03 0.08 89.40 15:10:00 3 9.39 0.00 0.43 0.03 0.08 90.07 Average: all 20.47 0.00 0.93 1.27 0.08 77.24 Average: 0 20.63 0.00 0.92 1.10 0.08 77.28 Average: 1 20.55 0.00 0.95 1.47 0.09 76.93 Average: 2 20.40 0.00 0.94 1.27 0.09 77.30 Average: 3 20.31 0.00 0.92 1.25 0.08 77.44