---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-1597 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 732 10842 3 4415 14914 Swap: 1023 4 1019 ---> 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:c7:33:16 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.252/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79460sec preferred_lft 79460sec inet6 fe80::f816:3eff:fec7:3316/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:38:af:99:91:a4 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::9438:afff:fe99:91a4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-1597) 03/18/26 _x86_64_ (4 CPU) 09:57:20 LINUX RESTART (4 CPU) 10:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:04 117.06 8.61 90.43 18.03 994.00 34110.87 232810.17 10:20:01 75.89 23.76 49.25 2.88 336.76 5345.48 2913.53 10:30:04 11.93 0.20 11.17 0.56 10.45 311.25 1727.74 10:40:01 6.74 0.03 6.33 0.38 1.26 222.03 1532.85 10:50:01 21.45 0.06 20.37 1.02 3.08 849.35 953.71 11:00:04 8.64 0.00 8.25 0.39 0.37 265.85 196.36 11:10:04 5.00 0.02 4.79 0.20 0.92 133.25 97.13 11:20:01 5.30 0.01 5.10 0.19 1.06 153.33 167.22 11:30:04 4.84 0.00 4.66 0.19 0.31 144.67 58.80 11:40:04 9.36 0.03 8.94 0.39 3.71 564.40 171.48 11:50:01 7.39 0.02 7.05 0.31 0.99 281.63 421.65 Average: 24.91 2.97 19.70 2.24 123.42 3870.68 22052.38 10:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:04 4027904 14768416 1156372 7.06 241456 10283840 1907348 10.95 2064820 9525480 7952 10:20:01 1242396 4463488 11467676 70.04 264968 2954080 12070624 69.29 2149244 12412980 644 10:30:04 7347248 10593268 5340404 32.62 266284 2977496 6184804 35.50 2170492 6298688 672 10:40:01 12005184 15294160 644548 3.94 268520 3018216 1354288 7.77 2176780 1635204 24564 10:50:01 9828976 13251888 2686276 16.41 273472 3147160 3566216 20.47 2215068 3793304 11780 11:00:04 7843772 11294248 4642476 28.35 274452 3173740 5295144 30.39 2217144 5765572 236 11:10:04 7920472 11387904 4548824 27.78 274940 3190212 5273672 30.27 2218560 5681820 296 11:20:01 6287440 9775444 6160356 37.62 275512 3210220 6883068 39.51 2220728 7311852 160 11:30:04 6255988 9764440 6171456 37.69 276112 3230088 6850004 39.32 2224092 7339800 268 11:40:04 7657280 11293364 4643220 28.36 280712 3349720 5363984 30.79 2232812 5930684 212 11:50:01 6846160 10530736 5405524 33.01 281556 3397332 6071968 34.85 2252816 6717480 420 Average: 7023893 11128851 4806103 29.35 270726 3812009 5529193 31.74 2194778 6582988 4291 10:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:04 lo 2.80 2.80 2.24 2.24 0.00 0.00 0.00 0.00 10:10:04 ens3 149.90 113.16 1933.40 11.51 0.00 0.00 0.00 0.00 10:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 lo 39.61 39.61 25.07 25.07 0.00 0.00 0.00 0.00 10:20:01 ens3 2.68 2.44 0.73 1.70 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 10:30:04 lo 29.69 29.69 11.38 11.38 0.00 0.00 0.00 0.00 10:30:04 ens3 1.18 0.83 0.24 0.19 0.00 0.00 0.00 0.00 10:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:01 lo 17.53 17.53 8.71 8.71 0.00 0.00 0.00 0.00 10:40:01 ens3 2.01 0.51 0.44 0.23 0.00 0.00 0.00 0.00 10:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:01 lo 12.34 12.34 6.25 6.25 0.00 0.00 0.00 0.00 10:50:01 ens3 1.15 0.90 0.27 0.22 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 11:00:04 lo 19.76 19.76 10.40 10.40 0.00 0.00 0.00 0.00 11:00:04 ens3 0.91 0.65 0.19 0.14 0.00 0.00 0.00 0.00 11:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:04 lo 17.34 17.34 6.40 6.40 0.00 0.00 0.00 0.00 11:10:04 ens3 0.71 0.40 0.15 0.10 0.00 0.00 0.00 0.00 11:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:01 lo 26.21 26.21 11.42 11.42 0.00 0.00 0.00 0.00 11:20:01 ens3 1.16 0.50 0.23 0.14 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 11:30:04 lo 16.30 16.30 9.99 9.99 0.00 0.00 0.00 0.00 11:30:04 ens3 0.86 0.54 0.20 0.14 0.00 0.00 0.00 0.00 11:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:04 lo 14.19 14.19 7.71 7.71 0.00 0.00 0.00 0.00 11:40:04 ens3 1.04 0.69 0.31 0.23 0.00 0.00 0.00 0.00 11:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:01 lo 24.70 24.70 10.46 10.46 0.00 0.00 0.00 0.00 11:50:01 ens3 1.12 0.75 0.24 0.18 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 Average: lo 20.02 20.02 9.99 9.99 0.00 0.00 0.00 0.00 Average: ens3 14.88 11.10 177.20 1.35 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-1597) 03/18/26 _x86_64_ (4 CPU) 09:57:20 LINUX RESTART (4 CPU) 10:00:00 CPU %user %nice %system %iowait %steal %idle 10:10:04 all 37.70 0.00 2.20 0.48 0.08 59.53 10:10:04 0 37.21 0.00 2.04 0.45 0.08 60.22 10:10:04 1 35.61 0.00 2.08 0.75 0.08 61.47 10:10:04 2 42.99 0.00 2.58 0.48 0.09 53.86 10:10:04 3 34.99 0.00 2.12 0.25 0.08 62.56 10:20:01 all 67.10 0.00 2.50 0.09 0.13 30.18 10:20:01 0 67.36 0.00 2.57 0.05 0.13 29.88 10:20:01 1 67.87 0.00 2.53 0.11 0.13 29.36 10:20:01 2 66.35 0.00 2.50 0.10 0.13 30.91 10:20:01 3 66.81 0.00 2.39 0.09 0.13 30.58 10:30:04 all 21.40 0.00 1.00 0.03 0.09 77.48 10:30:04 0 21.92 0.00 0.93 0.03 0.09 77.02 10:30:04 1 21.77 0.00 1.08 0.01 0.09 77.04 10:30:04 2 20.75 0.00 1.04 0.06 0.09 78.06 10:30:04 3 21.15 0.00 0.95 0.02 0.09 77.80 10:40:01 all 16.24 0.00 0.74 0.03 0.06 82.93 10:40:01 0 16.77 0.00 0.71 0.02 0.06 82.43 10:40:01 1 16.14 0.00 0.76 0.03 0.07 83.01 10:40:01 2 16.28 0.00 0.74 0.01 0.07 82.91 10:40:01 3 15.75 0.00 0.75 0.07 0.06 83.37 10:50:01 all 31.47 0.00 1.03 0.06 0.08 67.37 10:50:01 0 31.62 0.00 0.92 0.04 0.07 67.35 10:50:01 1 30.69 0.00 1.05 0.11 0.08 68.08 10:50:01 2 31.38 0.00 1.16 0.07 0.08 67.30 10:50:01 3 32.17 0.00 0.99 0.04 0.07 66.73 11:00:04 all 15.04 0.00 0.61 0.03 0.07 84.25 11:00:04 0 14.55 0.00 0.59 0.03 0.06 84.77 11:00:04 1 15.17 0.00 0.58 0.04 0.07 84.14 11:00:04 2 15.22 0.00 0.64 0.01 0.07 84.06 11:00:04 3 15.21 0.00 0.65 0.04 0.07 84.03 11:10:04 all 7.94 0.00 0.49 0.02 0.06 91.48 11:10:04 0 7.09 0.00 0.45 0.04 0.05 92.36 11:10:04 1 8.08 0.00 0.52 0.01 0.07 91.33 11:10:04 2 8.19 0.00 0.47 0.03 0.06 91.26 11:10:04 3 8.42 0.00 0.54 0.01 0.06 90.97 11:20:01 all 10.38 0.00 0.53 0.02 0.06 89.01 11:20:01 0 10.52 0.00 0.58 0.06 0.06 88.78 11:20:01 1 10.25 0.00 0.53 0.01 0.07 89.14 11:20:01 2 9.94 0.00 0.52 0.00 0.07 89.48 11:20:01 3 10.79 0.00 0.50 0.01 0.06 88.64 11:30:04 all 10.44 0.00 0.65 0.02 0.07 88.81 11:30:04 0 10.18 0.00 0.65 0.04 0.07 89.06 11:30:04 1 10.74 0.00 0.67 0.01 0.08 88.51 11:30:04 2 10.65 0.00 0.74 0.03 0.08 88.50 11:30:04 3 10.19 0.00 0.55 0.00 0.07 89.18 11:40:04 all 14.74 0.00 0.64 0.04 0.07 84.52 11:40:04 0 14.74 0.00 0.70 0.06 0.07 84.44 11:40:04 1 14.41 0.00 0.76 0.08 0.07 84.68 11:40:04 2 14.68 0.00 0.57 0.01 0.07 84.68 11:40:04 3 15.13 0.00 0.51 0.01 0.07 84.28 11:50:01 all 17.16 0.00 0.66 0.03 0.07 82.08 11:50:01 0 17.17 0.00 0.58 0.05 0.08 82.13 11:50:01 1 16.97 0.00 0.67 0.03 0.07 82.26 11:50:01 2 17.20 0.00 0.73 0.03 0.07 81.96 11:50:01 3 17.31 0.00 0.64 0.01 0.07 81.97 Average: CPU %user %nice %system %iowait %steal %idle Average: all 22.66 0.00 1.00 0.08 0.08 76.18 Average: 0 22.62 0.00 0.97 0.08 0.07 76.25 Average: 1 22.48 0.00 1.02 0.11 0.08 76.31 Average: 2 23.03 0.00 1.06 0.08 0.08 75.75 Average: 3 22.49 0.00 0.96 0.05 0.08 76.42