---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-21006 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 707 10645 4 4635 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:5a:4d:d9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.233/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79406sec preferred_lft 79406sec inet6 fe80::f816:3eff:fe5a:4dd9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:33:c8:c5:50:e5 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-21006) 02/26/26 _x86_64_ (4 CPU) 11:17:49 LINUX RESTART (4 CPU) 11:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:30:20 130.27 5.39 106.67 18.21 625.86 36162.00 230597.47 11:40:01 54.27 23.82 28.81 1.64 311.37 1708.98 1479.27 11:50:01 10.86 0.40 9.88 0.59 14.32 337.53 1157.09 12:00:01 11.18 0.08 10.53 0.57 3.87 563.83 634.39 12:10:01 11.87 0.02 11.43 0.43 0.67 334.34 200.69 12:20:01 11.90 0.01 11.39 0.49 0.73 359.61 218.58 12:30:20 17.82 11.68 5.97 0.17 139.88 160.77 70.37 12:40:01 5.74 0.01 5.55 0.17 1.10 164.29 86.24 12:50:01 5.50 0.00 5.32 0.18 0.31 159.52 107.55 13:00:01 11.69 0.03 11.12 0.54 1.24 668.23 266.92 13:10:01 6.07 0.02 5.88 0.17 0.60 190.32 73.81 Average: 25.45 3.75 19.54 2.15 101.27 3806.77 21997.77 11:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:30:20 941564 5544204 10384004 63.42 254988 4231036 12247668 70.30 2153076 12590676 2176 11:40:01 1377740 4783668 11148624 68.09 265024 3121620 11894404 68.27 2206588 12206820 684 11:50:01 7576596 11013260 4923780 30.07 266552 3150788 6966760 39.99 2231844 5994092 484 12:00:01 9455384 13000540 2937800 17.94 270940 3250588 3744940 21.50 2272352 4088404 208 12:10:01 9364916 12954684 2983544 18.22 273120 3292932 3743368 21.49 2286836 4153184 204 12:20:01 7840612 11481304 4456024 27.22 274536 3342280 5195264 29.82 2290208 5679356 160 12:30:20 7784680 11501452 4435172 27.09 280008 3399252 5189764 29.79 2331812 5679676 320 12:40:01 6162384 9899852 6035964 36.87 280504 3419420 6826336 39.18 2333848 7286552 456 12:50:01 6130800 9890016 6045912 36.93 281216 3440364 6743504 38.71 2337084 7319644 440 13:00:01 7604628 11511964 4424620 27.02 285340 3577928 5134876 29.47 2353704 5819444 752 13:10:01 6571108 10506436 5429476 33.16 285888 3605276 6024032 34.58 2364644 6831324 396 Average: 6437310 10189762 5745902 35.09 274374 3439226 6700992 38.46 2287454 7059016 571 11:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:30:20 lo 7.68 7.68 8.19 8.19 0.00 0.00 0.00 0.00 11:30:20 ens3 114.42 89.62 1596.66 9.17 0.00 0.00 0.00 0.00 11:30:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:01 lo 38.00 38.00 20.46 20.46 0.00 0.00 0.00 0.00 11:40:01 ens3 2.22 1.64 0.54 0.43 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 11:50:01 lo 34.75 34.75 13.89 13.89 0.00 0.00 0.00 0.00 11:50:01 ens3 2.02 1.22 0.42 1.31 0.00 0.00 0.00 0.00 11:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:01 lo 11.86 11.86 6.28 6.28 0.00 0.00 0.00 0.00 12:00:01 ens3 0.89 0.55 0.23 0.17 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 12:10:01 lo 7.99 7.99 3.57 3.57 0.00 0.00 0.00 0.00 12:10:01 ens3 0.71 0.49 0.15 0.11 0.00 0.00 0.00 0.00 12:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:01 lo 15.98 15.98 8.72 8.72 0.00 0.00 0.00 0.00 12:20:01 ens3 0.72 0.71 0.14 0.12 0.00 0.00 0.00 0.00 12:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:20 lo 20.56 20.56 8.58 8.58 0.00 0.00 0.00 0.00 12:30:20 ens3 0.71 0.71 0.14 0.12 0.00 0.00 0.00 0.00 12:30:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 lo 25.93 25.93 11.04 11.04 0.00 0.00 0.00 0.00 12:40:01 ens3 0.75 0.48 0.18 0.13 0.00 0.00 0.00 0.00 12:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 lo 17.29 17.29 10.05 10.05 0.00 0.00 0.00 0.00 12:50:01 ens3 0.77 0.61 0.19 0.15 0.00 0.00 0.00 0.00 12:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:01 lo 19.85 19.85 11.00 11.00 0.00 0.00 0.00 0.00 13:00:01 ens3 1.08 0.87 0.31 0.25 0.00 0.00 0.00 0.00 13:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:01 lo 33.26 33.26 12.89 12.89 0.00 0.00 0.00 0.00 13:10:01 ens3 2.83 0.89 0.74 0.41 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.10 21.10 10.38 10.38 0.00 0.00 0.00 0.00 Average: ens3 11.87 9.14 149.91 1.15 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-21006) 02/26/26 _x86_64_ (4 CPU) 11:17:49 LINUX RESTART (4 CPU) 11:20:01 CPU %user %nice %system %iowait %steal %idle 11:30:20 all 55.54 0.00 2.61 2.76 0.12 38.97 11:30:20 0 55.55 0.00 2.70 1.71 0.12 39.92 11:30:20 1 54.33 0.00 2.65 3.11 0.12 39.79 11:30:20 2 55.26 0.00 2.26 2.97 0.12 39.39 11:30:20 3 57.03 0.00 2.85 3.23 0.12 36.78 11:40:01 all 52.42 0.00 1.95 0.16 0.13 45.33 11:40:01 0 52.08 0.00 1.76 0.15 0.13 45.88 11:40:01 1 52.62 0.00 2.10 0.18 0.13 44.97 11:40:01 2 52.67 0.00 1.90 0.07 0.13 45.23 11:40:01 3 52.30 0.00 2.05 0.26 0.13 45.26 11:50:01 all 23.03 0.00 1.04 0.06 0.10 75.76 11:50:01 0 23.09 0.00 0.96 0.03 0.10 75.83 11:50:01 1 22.93 0.00 1.10 0.09 0.10 75.77 11:50:01 2 22.84 0.00 1.10 0.03 0.10 75.93 11:50:01 3 23.27 0.00 1.01 0.11 0.10 75.51 12:00:01 all 19.67 0.00 0.71 0.05 0.07 79.50 12:00:01 0 19.36 0.00 0.60 0.03 0.07 79.94 12:00:01 1 20.23 0.00 0.85 0.03 0.08 78.81 12:00:01 2 20.15 0.00 0.65 0.02 0.08 79.10 12:00:01 3 18.94 0.00 0.73 0.11 0.08 80.14 12:10:01 all 17.72 0.00 0.71 0.03 0.07 81.47 12:10:01 0 17.04 0.00 0.65 0.04 0.06 82.20 12:10:01 1 18.06 0.00 0.74 0.05 0.07 81.09 12:10:01 2 18.37 0.00 0.72 0.02 0.07 80.82 12:10:01 3 17.42 0.00 0.72 0.04 0.07 81.76 12:20:01 all 21.91 0.00 0.76 0.03 0.07 77.22 12:20:01 0 21.39 0.00 0.78 0.06 0.07 77.70 12:20:01 1 21.75 0.00 0.81 0.03 0.08 77.33 12:20:01 2 22.57 0.00 0.71 0.01 0.08 76.63 12:20:01 3 21.93 0.00 0.74 0.03 0.08 77.23 12:30:20 all 8.66 0.09 0.40 0.15 0.06 90.65 12:30:20 0 8.68 0.11 0.37 0.11 0.06 90.68 12:30:20 1 8.72 0.16 0.48 0.30 0.06 90.27 12:30:20 2 8.84 0.08 0.37 0.15 0.06 90.50 12:30:20 3 8.38 0.00 0.38 0.03 0.06 91.14 12:40:01 all 10.92 0.00 0.51 0.02 0.07 88.48 12:40:01 0 10.90 0.00 0.50 0.01 0.06 88.54 12:40:01 1 11.07 0.00 0.54 0.01 0.08 88.31 12:40:01 2 11.24 0.00 0.47 0.02 0.06 88.20 12:40:01 3 10.49 0.00 0.53 0.05 0.07 88.87 12:50:01 all 10.04 0.00 0.46 0.02 0.06 89.42 12:50:01 0 10.52 0.00 0.44 0.02 0.06 88.96 12:50:01 1 9.77 0.00 0.45 0.02 0.06 89.69 12:50:01 2 9.79 0.00 0.52 0.01 0.06 89.62 12:50:01 3 10.07 0.00 0.44 0.02 0.06 89.41 13:00:01 all 20.91 0.00 0.80 0.06 0.08 78.16 13:00:01 0 20.89 0.00 0.68 0.03 0.07 78.33 13:00:01 1 21.31 0.00 0.84 0.02 0.08 77.75 13:00:01 2 21.28 0.00 0.88 0.02 0.08 77.74 13:00:01 3 20.15 0.00 0.80 0.16 0.08 78.80 13:10:01 all 11.20 0.00 0.53 0.03 0.06 88.18 13:10:01 0 10.83 0.00 0.46 0.02 0.05 88.64 13:10:01 1 11.21 0.00 0.67 0.03 0.07 88.03 13:10:01 2 11.40 0.00 0.52 0.06 0.06 87.95 13:10:01 3 11.37 0.00 0.46 0.02 0.06 88.09 Average: CPU %user %nice %system %iowait %steal %idle Average: all 22.90 0.01 0.95 0.31 0.08 75.74 Average: 0 22.75 0.01 0.90 0.20 0.08 76.06 Average: 1 22.90 0.02 1.02 0.36 0.08 75.62 Average: 2 23.12 0.01 0.92 0.32 0.08 75.56 Average: 3 22.85 0.00 0.97 0.38 0.08 75.72