---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-30012 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 733 9619 4 5636 14912 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:44:43:fb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.172/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78429sec preferred_lft 78429sec inet6 fe80::f816:3eff:fe44:43fb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:d6:5b:8a:60:af 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::2cd6:5bff:fe8a:60af/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-30012) 03/25/26 _x86_64_ (4 CPU) 07:01:32 LINUX RESTART (4 CPU) 07:10:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:20:00 45.92 0.50 43.08 2.34 44.09 25195.86 44822.42 07:30:00 44.38 14.12 28.26 2.00 243.05 6426.59 2015.37 07:40:00 40.01 21.44 17.61 0.96 258.92 1412.84 1374.75 07:50:00 8.94 0.01 8.46 0.46 0.64 273.48 1340.19 08:00:00 4.87 0.00 4.68 0.18 0.09 114.68 507.96 08:10:00 21.64 0.02 20.84 0.77 0.76 833.43 405.64 08:20:00 9.09 0.01 8.70 0.38 0.47 274.21 218.80 08:30:00 4.89 0.00 4.69 0.19 0.16 138.27 47.83 08:40:00 7.21 0.01 6.88 0.32 1.36 245.52 179.75 08:50:00 3.71 0.00 3.71 0.01 0.00 59.91 0.04 09:00:00 12.55 0.09 11.95 0.52 5.68 689.85 250.29 09:10:00 4.80 0.02 4.64 0.14 0.60 169.17 265.48 Average: 17.33 3.02 13.62 0.69 46.32 2981.17 4276.59 07:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:20:00 5373216 15170224 760484 4.64 221624 9412852 1500332 8.61 1902448 8395580 608 07:30:00 1032644 5222560 10703388 65.37 258812 3824860 11583468 66.49 1879348 12774752 212 07:40:00 2909212 7459168 8469052 51.73 270124 4169780 9557384 54.86 2118572 10669436 344 07:50:00 5567636 10134556 5796112 35.40 271708 4185108 7247784 41.60 2126928 8018460 292 08:00:00 10622816 15281084 650924 3.98 275556 4267608 1351912 7.76 2142500 2937212 82616 08:10:00 9930820 14668968 1263148 7.71 278704 4344172 1996564 11.46 2167472 3625232 11608 08:20:00 6597036 11364548 4565676 27.89 280560 4371600 5274616 30.28 2170052 6938608 168 08:30:00 6545028 11331548 4598608 28.09 281312 4389848 5267844 30.24 2171420 6994908 248 08:40:00 5346940 10172108 5757520 35.16 282380 4427324 6620492 38.00 2176756 8184328 116 08:50:00 4826896 9654768 6274384 38.32 282852 4429560 6947816 39.88 2177232 8697800 252 09:00:00 6455552 11437344 4492300 27.44 287564 4572592 5165484 29.65 2194148 7054580 72 09:10:00 5468904 10478944 5450096 33.29 288012 4600316 5992204 34.40 2205376 8011116 208 Average: 5889725 11031318 4898474 29.92 273267 4749635 5708825 32.77 2119354 7691834 8062 07:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:20:00 lo 0.40 0.40 0.06 0.06 0.00 0.00 0.00 0.00 07:20:00 ens3 49.84 40.66 788.34 4.55 0.00 0.00 0.00 0.00 07:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:00 lo 9.27 9.27 7.41 7.41 0.00 0.00 0.00 0.00 07:30:00 ens3 9.03 5.91 174.43 0.87 0.00 0.00 0.00 0.00 07:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:00 lo 22.16 22.16 11.70 11.70 0.00 0.00 0.00 0.00 07:40:00 ens3 2.12 1.15 0.50 0.37 0.00 0.00 0.00 0.00 07:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:00 lo 10.71 10.71 5.87 5.87 0.00 0.00 0.00 0.00 07:50:00 ens3 1.25 0.62 0.23 0.14 0.00 0.00 0.00 0.00 07:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:00 lo 9.74 9.74 5.02 5.02 0.00 0.00 0.00 0.00 08:00:00 ens3 0.88 0.58 0.25 1.47 0.00 0.00 0.00 0.00 08:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:00 lo 12.31 12.31 6.20 6.20 0.00 0.00 0.00 0.00 08:10:00 ens3 1.23 0.82 0.26 0.20 0.00 0.00 0.00 0.00 08:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:00 lo 19.86 19.86 10.44 10.44 0.00 0.00 0.00 0.00 08:20:00 ens3 1.03 0.63 0.20 0.14 0.00 0.00 0.00 0.00 08:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:00 lo 26.77 26.77 9.56 9.56 0.00 0.00 0.00 0.00 08:30:00 ens3 0.74 0.44 0.17 0.12 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 20.27 20.27 11.08 11.08 0.00 0.00 0.00 0.00 08:40:00 ens3 0.83 0.71 0.18 0.14 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 08:50:00 lo 16.62 16.62 8.64 8.64 0.00 0.00 0.00 0.00 08:50:00 ens3 1.01 0.50 0.23 0.15 0.00 0.00 0.00 0.00 08:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:00 lo 14.90 14.90 8.49 8.49 0.00 0.00 0.00 0.00 09:00:00 ens3 1.33 0.88 0.40 0.30 0.00 0.00 0.00 0.00 09:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:00 lo 33.13 33.13 12.82 12.82 0.00 0.00 0.00 0.00 09:10:00 ens3 0.98 0.77 0.23 0.18 0.00 0.00 0.00 0.00 09:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 16.35 16.35 8.11 8.11 0.00 0.00 0.00 0.00 Average: ens3 5.85 4.46 80.29 0.72 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-30012) 03/25/26 _x86_64_ (4 CPU) 07:01:32 LINUX RESTART (4 CPU) 07:10:02 CPU %user %nice %system %iowait %steal %idle 07:20:00 all 18.12 0.00 1.22 41.20 0.11 39.35 07:20:00 0 17.29 0.00 1.27 37.00 0.13 44.32 07:20:00 1 18.95 0.00 1.28 47.04 0.11 32.62 07:20:00 2 19.33 0.00 1.22 41.11 0.10 38.24 07:20:00 3 16.91 0.00 1.12 39.68 0.10 42.20 07:30:00 all 24.29 0.09 1.34 12.33 0.14 61.81 07:30:00 0 28.15 0.08 1.54 13.98 0.16 56.10 07:30:00 1 24.06 0.05 1.19 13.03 0.14 61.54 07:30:00 2 22.52 0.17 1.33 13.00 0.14 62.84 07:30:00 3 22.42 0.06 1.30 9.31 0.13 66.77 07:40:00 all 31.16 0.00 1.25 1.60 0.13 65.86 07:40:00 0 31.80 0.00 1.37 2.00 0.12 64.70 07:40:00 1 31.12 0.00 1.24 1.29 0.14 66.21 07:40:00 2 31.27 0.00 1.32 1.99 0.12 65.30 07:40:00 3 30.44 0.00 1.09 1.11 0.12 67.23 07:50:00 all 18.69 0.00 0.78 0.07 0.08 80.37 07:50:00 0 18.17 0.00 0.78 0.05 0.08 80.92 07:50:00 1 18.70 0.00 0.94 0.03 0.09 80.25 07:50:00 2 18.74 0.00 0.67 0.09 0.09 80.42 07:50:00 3 19.15 0.00 0.73 0.12 0.08 79.92 08:00:00 all 5.69 0.00 0.47 0.18 0.09 93.57 08:00:00 0 5.28 0.00 0.36 0.21 0.07 94.08 08:00:00 1 6.84 0.00 0.56 0.27 0.08 92.25 08:00:00 2 5.41 0.00 0.48 0.07 0.14 93.90 08:00:00 3 5.22 0.00 0.49 0.16 0.07 94.07 08:10:00 all 31.98 0.00 1.11 0.24 0.10 66.56 08:10:00 0 32.56 0.00 0.97 0.14 0.10 66.23 08:10:00 1 30.91 0.00 1.20 0.27 0.10 67.53 08:10:00 2 32.41 0.00 1.25 0.20 0.10 66.04 08:10:00 3 32.06 0.00 1.02 0.37 0.10 66.45 08:20:00 all 18.46 0.00 0.63 0.03 0.08 80.80 08:20:00 0 18.06 0.00 0.72 0.05 0.08 81.10 08:20:00 1 18.58 0.00 0.56 0.01 0.08 80.77 08:20:00 2 18.09 0.00 0.67 0.02 0.08 81.14 08:20:00 3 19.09 0.00 0.59 0.03 0.08 80.20 08:30:00 all 8.89 0.00 0.50 0.08 0.07 90.46 08:30:00 0 8.47 0.00 0.47 0.03 0.06 90.97 08:30:00 1 9.10 0.00 0.52 0.02 0.07 90.29 08:30:00 2 9.25 0.00 0.49 0.08 0.07 90.11 08:30:00 3 8.74 0.00 0.52 0.19 0.07 90.49 08:40:00 all 17.15 0.00 0.66 0.72 0.08 81.39 08:40:00 0 17.52 0.00 0.58 1.25 0.08 80.57 08:40:00 1 16.77 0.00 0.64 0.14 0.09 82.37 08:40:00 2 17.09 0.00 0.77 0.47 0.08 81.59 08:40:00 3 17.24 0.00 0.64 1.01 0.08 81.03 08:50:00 all 3.72 0.00 0.25 0.44 0.07 95.52 08:50:00 0 3.60 0.00 0.24 0.33 0.06 95.77 08:50:00 1 3.60 0.00 0.25 0.10 0.07 95.98 08:50:00 2 3.98 0.00 0.24 0.58 0.07 95.13 08:50:00 3 3.70 0.00 0.26 0.75 0.07 95.22 09:00:00 all 20.76 0.00 0.79 0.17 0.09 78.19 09:00:00 0 20.80 0.00 0.70 0.42 0.09 77.99 09:00:00 1 20.44 0.00 0.84 0.08 0.09 78.55 09:00:00 2 21.19 0.00 0.85 0.12 0.09 77.75 09:00:00 3 20.60 0.00 0.77 0.07 0.08 78.48 09:00:00 CPU %user %nice %system %iowait %steal %idle 09:10:00 all 11.14 0.00 0.60 0.46 0.07 87.73 09:10:00 0 11.49 0.00 0.64 0.23 0.08 87.57 09:10:00 1 11.44 0.00 0.52 0.18 0.07 87.79 09:10:00 2 11.04 0.00 0.63 1.28 0.06 87.00 09:10:00 3 10.61 0.00 0.62 0.17 0.07 88.54 Average: all 17.50 0.01 0.80 4.77 0.09 76.83 Average: 0 17.76 0.01 0.80 4.62 0.09 76.72 Average: 1 17.53 0.00 0.81 5.18 0.09 76.39 Average: 2 17.52 0.01 0.83 4.90 0.09 76.65 Average: 3 17.18 0.01 0.76 4.40 0.09 77.57