---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-29974 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: 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 713 10821 3 4454 14933 Swap: 1023 16 1007 ---> 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:01:c4:37 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.229/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79091sec preferred_lft 79091sec inet6 fe80::f816:3eff:fe01:c437/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:09:4c:99:76:5d 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::1c09:4cff:fe99:765d/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-29974) 03/25/26 _x86_64_ (4 CPU) 06:59:52 LINUX RESTART (4 CPU) 07:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:10:02 141.53 16.68 119.38 5.47 2132.27 39066.62 12811.97 07:20:02 92.59 24.27 50.42 17.90 364.89 5558.80 214519.10 07:30:02 16.13 1.23 14.11 0.80 16.19 384.35 1435.28 07:40:02 7.29 0.13 6.79 0.37 6.47 250.48 1248.21 07:50:02 12.39 0.08 11.80 0.52 2.55 573.00 1552.36 08:00:02 13.76 0.08 13.11 0.57 1.80 403.61 802.33 08:10:02 5.69 0.08 5.36 0.24 2.12 176.68 293.91 08:20:02 7.20 0.01 6.83 0.36 1.21 235.12 118.33 08:30:00 1.95 0.02 1.91 0.02 0.78 36.82 2.44 08:40:00 5.25 0.05 5.03 0.17 0.61 152.48 56.58 08:50:01 11.87 0.04 11.27 0.56 4.24 678.46 377.24 09:00:01 5.18 0.02 4.99 0.17 0.60 171.74 240.32 Average: 26.78 3.56 20.95 2.27 211.78 3985.78 19455.49 07:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:10:02 3850164 14377476 1549356 9.46 239216 10077652 2217868 12.73 1938240 9823276 228 07:20:02 4667664 8017728 7915224 48.34 265596 3063184 8782984 50.41 2040732 9069492 4240 07:30:02 2526900 5824548 10109764 61.75 267592 3013612 11345336 65.12 2086464 11173712 608 07:40:02 5628892 8947472 6989196 42.69 268792 3033340 8402212 48.23 2094004 8080032 872 07:50:02 11200540 14634308 1305384 7.97 273716 3143532 2066168 11.86 2132088 2494912 10108 08:00:02 10782472 14273336 1665436 10.17 275612 3198748 2947908 16.92 2137188 2906112 12212 08:10:02 7734832 11241316 4696316 28.68 276308 3213680 5431704 31.18 2138952 5939224 328 08:20:02 6642984 10184296 5752660 35.13 277088 3247720 6597960 37.87 2142160 7020812 464 08:30:00 11659324 15221436 718228 4.39 277392 3268216 1825808 10.48 2145260 2026972 18848 08:40:00 6248480 9813252 6123388 37.40 277980 3270260 6906744 39.64 2146240 7413476 328 08:50:01 7538244 11255112 4682292 28.60 282812 3411548 5332580 30.61 2163200 6107352 452 09:00:01 6830180 10573988 5362992 32.75 283284 3437860 6017176 34.54 2174640 6798648 376 Average: 7109223 11197022 4739186 28.95 272116 3781613 5656204 32.47 2111597 6571168 4089 07:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:10:02 lo 1.98 1.98 1.62 1.62 0.00 0.00 0.00 0.00 07:10:02 ens3 226.62 163.51 2071.28 20.05 0.00 0.00 0.00 0.00 07:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:02 lo 25.96 25.96 17.71 17.71 0.00 0.00 0.00 0.00 07:20:02 ens3 2.90 2.56 0.79 1.79 0.00 0.00 0.00 0.00 07:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:02 lo 43.02 43.02 18.48 18.48 0.00 0.00 0.00 0.00 07:30:02 ens3 1.57 1.27 0.33 0.27 0.00 0.00 0.00 0.00 07:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:02 lo 13.21 13.21 6.86 6.86 0.00 0.00 0.00 0.00 07:40:02 ens3 1.49 0.50 0.32 0.18 0.00 0.00 0.00 0.00 07:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:02 lo 11.87 11.87 5.48 5.48 0.00 0.00 0.00 0.00 07:50:02 ens3 1.34 0.74 0.30 0.21 0.00 0.00 0.00 0.00 07:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:02 lo 8.62 8.62 5.35 5.35 0.00 0.00 0.00 0.00 08:00:02 ens3 0.96 0.67 0.23 0.16 0.00 0.00 0.00 0.00 08:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:02 lo 19.68 19.68 9.43 9.43 0.00 0.00 0.00 0.00 08:10:02 ens3 1.01 0.64 0.23 0.16 0.00 0.00 0.00 0.00 08:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:02 lo 28.95 28.95 11.43 11.43 0.00 0.00 0.00 0.00 08:20:02 ens3 0.80 0.46 0.16 0.10 0.00 0.00 0.00 0.00 08:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:00 lo 14.91 14.91 6.36 6.36 0.00 0.00 0.00 0.00 08:30:00 ens3 0.75 0.46 0.18 0.13 0.00 0.00 0.00 0.00 08:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:00 lo 17.80 17.80 10.48 10.48 0.00 0.00 0.00 0.00 08:40:00 ens3 0.75 0.51 0.17 0.12 0.00 0.00 0.00 0.00 08:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 lo 18.16 18.16 10.03 10.03 0.00 0.00 0.00 0.00 08:50:01 ens3 1.45 0.89 0.37 0.26 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 lo 25.52 25.52 9.93 9.93 0.00 0.00 0.00 0.00 09:00:01 ens3 1.05 0.59 0.29 0.21 0.00 0.00 0.00 0.00 09:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.14 19.14 9.43 9.43 0.00 0.00 0.00 0.00 Average: ens3 20.13 14.45 173.51 1.98 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-29974) 03/25/26 _x86_64_ (4 CPU) 06:59:52 LINUX RESTART (4 CPU) 07:00:00 CPU %user %nice %system %iowait %steal %idle 07:10:02 all 34.27 0.00 2.49 1.53 0.09 61.63 07:10:02 0 40.10 0.00 2.71 0.88 0.09 56.22 07:10:02 1 32.44 0.00 2.51 1.85 0.09 63.11 07:10:02 2 31.28 0.00 2.42 1.70 0.08 64.52 07:10:02 3 33.25 0.00 2.30 1.71 0.09 62.65 07:20:02 all 59.81 0.00 2.64 0.15 0.12 37.28 07:20:02 0 60.59 0.00 2.55 0.10 0.12 36.64 07:20:02 1 59.36 0.00 2.57 0.10 0.12 37.85 07:20:02 2 59.83 0.00 2.81 0.16 0.12 37.08 07:20:02 3 59.45 0.00 2.62 0.24 0.12 37.58 07:30:02 all 36.99 0.00 1.46 0.04 0.10 61.41 07:30:02 0 37.66 0.00 1.48 0.08 0.10 60.68 07:30:02 1 36.73 0.00 1.42 0.03 0.10 61.72 07:30:02 2 37.03 0.00 1.49 0.06 0.10 61.32 07:30:02 3 36.54 0.00 1.44 0.01 0.10 61.91 07:40:02 all 18.14 0.00 0.88 0.02 0.07 80.89 07:40:02 0 17.79 0.00 0.77 0.04 0.07 81.32 07:40:02 1 18.37 0.00 0.99 0.03 0.07 80.53 07:40:02 2 18.24 0.00 0.84 0.02 0.07 80.83 07:40:02 3 18.15 0.00 0.90 0.01 0.07 80.88 07:50:02 all 19.01 0.00 0.82 0.04 0.07 80.05 07:50:02 0 18.45 0.00 0.86 0.02 0.07 80.60 07:50:02 1 18.12 0.00 0.83 0.06 0.08 80.91 07:50:02 2 19.91 0.00 0.88 0.03 0.07 79.11 07:50:02 3 19.58 0.00 0.72 0.05 0.07 79.58 08:00:02 all 20.81 0.00 0.70 0.04 0.06 78.39 08:00:02 0 21.32 0.00 0.81 0.05 0.06 77.77 08:00:02 1 20.62 0.00 0.80 0.06 0.07 78.46 08:00:02 2 20.76 0.00 0.63 0.04 0.07 78.50 08:00:02 3 20.55 0.00 0.55 0.02 0.06 78.82 08:10:02 all 12.82 0.00 0.63 0.02 0.07 86.46 08:10:02 0 12.57 0.00 0.57 0.02 0.07 86.78 08:10:02 1 13.46 0.00 0.56 0.01 0.07 85.90 08:10:02 2 12.31 0.00 0.61 0.01 0.07 87.00 08:10:02 3 12.95 0.00 0.77 0.06 0.07 86.15 08:20:02 all 16.14 0.00 0.68 0.03 0.07 83.08 08:20:02 0 15.83 0.00 0.60 0.02 0.07 83.48 08:20:02 1 16.61 0.00 0.67 0.08 0.07 82.58 08:20:02 2 16.30 0.00 0.76 0.01 0.08 82.86 08:20:02 3 15.81 0.00 0.70 0.01 0.07 83.41 08:30:00 all 3.48 0.00 0.27 0.01 0.07 96.17 08:30:00 0 3.23 0.00 0.23 0.01 0.07 96.45 08:30:00 1 3.72 0.00 0.30 0.01 0.07 95.90 08:30:00 2 3.68 0.00 0.27 0.03 0.07 95.95 08:30:00 3 3.28 0.00 0.26 0.00 0.07 96.39 08:40:00 all 10.61 0.00 0.51 0.02 0.07 88.79 08:40:00 0 10.65 0.00 0.44 0.02 0.07 88.83 08:40:00 1 10.41 0.00 0.58 0.01 0.08 88.92 08:40:00 2 10.89 0.00 0.55 0.05 0.07 88.44 08:40:00 3 10.48 0.00 0.47 0.01 0.07 88.97 08:50:01 all 21.07 0.00 0.86 0.04 0.08 77.95 08:50:01 0 21.05 0.00 0.86 0.08 0.08 77.93 08:50:01 1 20.92 0.00 0.80 0.01 0.08 78.19 08:50:01 2 21.50 0.00 0.82 0.05 0.08 77.55 08:50:01 3 20.81 0.00 0.95 0.01 0.08 78.14 08:50:01 CPU %user %nice %system %iowait %steal %idle 09:00:01 all 9.61 0.00 0.41 0.02 0.08 89.88 09:00:01 0 9.91 0.00 0.37 0.03 0.09 89.60 09:00:01 1 9.63 0.00 0.42 0.00 0.09 89.86 09:00:01 2 8.94 0.00 0.39 0.02 0.08 90.58 09:00:01 3 9.96 0.00 0.44 0.03 0.08 89.49 Average: all 21.90 0.00 1.03 0.16 0.08 76.82 Average: 0 22.44 0.00 1.02 0.11 0.08 76.35 Average: 1 21.71 0.00 1.04 0.19 0.08 76.98 Average: 2 21.73 0.00 1.04 0.18 0.08 76.97 Average: 3 21.74 0.00 1.01 0.18 0.08 76.99