---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-37236 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 693 11311 3 3984 14953 Swap: 1023 13 1010 ---> 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:8d:93:d2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.165/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79077sec preferred_lft 79077sec inet6 fe80::f816:3eff:fe8d:93d2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:26:91:83:b1:d0 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::1026:91ff:fe83:b1d0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-37236) 03/25/26 _x86_64_ (4 CPU) 09:39:28 LINUX RESTART (4 CPU) 09:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:50:00 131.50 10.49 115.93 5.08 1023.82 36192.73 10387.15 10:00:18 78.54 26.16 50.01 2.37 394.99 4866.28 1949.27 10:10:18 8.18 0.39 7.42 0.38 19.97 206.55 154.01 10:20:28 7.94 0.43 7.11 0.40 21.20 263.79 208.08 10:30:28 17.68 0.10 16.80 0.79 3.20 762.91 498.31 10:40:28 11.69 0.01 11.21 0.46 0.60 349.76 423.03 10:50:28 5.14 0.04 4.93 0.17 0.47 136.79 85.20 11:00:19 5.36 0.04 5.15 0.17 1.63 146.81 116.72 11:10:19 4.84 0.01 4.65 0.19 0.37 147.12 101.33 11:20:01 25.64 0.14 9.48 16.02 5.37 592.41 217769.74 11:30:13 5.78 0.20 5.44 0.14 2.21 163.36 178.67 11:40:28 4.71 0.03 4.49 0.19 0.72 156.03 70.65 Average: 25.63 3.22 20.25 2.15 123.30 3659.64 18719.61 09:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:50:00 1381968 12779440 3141444 19.19 259484 10877260 4365812 25.06 2088076 12094664 779072 10:00:18 1816864 4592532 11342552 69.28 267404 2539620 12605052 72.35 1976580 12052964 572 10:10:18 4220360 7016852 8920080 54.48 268508 2559184 9559800 54.87 1992404 9609064 236 10:20:28 6892608 9717164 6222100 38.00 269980 2585784 7028008 40.34 2003040 6960668 240 10:30:28 12371380 15342776 599700 3.66 275400 2727156 1342672 7.71 2042672 1437808 10864 10:40:28 8400888 11410432 4530020 27.67 276736 2763964 5295236 30.39 2045276 5406496 108 10:50:28 8358400 11385756 4554516 27.82 277288 2781224 5259736 30.19 2046740 5450096 64 11:00:19 6866948 9913732 6025784 36.80 277836 2800124 6788752 38.97 2049016 6941276 240 11:10:19 6781564 9849504 6090000 37.20 278456 2820644 6850292 39.32 2052472 7014160 36 11:20:01 8314876 11513536 4426564 27.04 282728 2945132 5192252 29.80 2066332 5477140 264 11:30:13 12084980 15330820 611228 3.73 283312 2991624 1352276 7.76 2085056 1687456 23136 11:40:28 7249236 10498244 5441328 33.23 283744 2994340 6013132 34.52 2086128 6498652 72 Average: 7061673 10779232 5158776 31.51 275073 3448838 5971085 34.27 2044483 6719204 67909 09:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:50:00 lo 3.23 3.23 2.41 2.41 0.00 0.00 0.00 0.00 09:50:00 ens3 168.92 127.84 2005.88 16.70 0.00 0.00 0.00 0.00 09:50:00 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 10:00:18 lo 40.04 40.04 24.60 24.60 0.00 0.00 0.00 0.00 10:00:18 ens3 2.88 2.76 0.60 1.86 0.00 0.00 0.00 0.00 10:00:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:18 lo 29.02 29.02 11.25 11.25 0.00 0.00 0.00 0.00 10:10:18 ens3 1.38 0.75 0.29 0.20 0.00 0.00 0.00 0.00 10:10:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:28 lo 13.70 13.70 7.17 7.17 0.00 0.00 0.00 0.00 10:20:28 ens3 1.39 0.51 0.31 0.18 0.00 0.00 0.00 0.00 10:20:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:28 lo 12.60 12.60 5.84 5.84 0.00 0.00 0.00 0.00 10:30:28 ens3 1.85 0.89 0.42 0.28 0.00 0.00 0.00 0.00 10:30:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:28 lo 18.39 18.39 10.08 10.08 0.00 0.00 0.00 0.00 10:40:28 ens3 0.92 0.83 0.17 0.14 0.00 0.00 0.00 0.00 10:40:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:28 lo 23.84 23.84 9.04 9.04 0.00 0.00 0.00 0.00 10:50:28 ens3 1.14 0.55 0.25 0.15 0.00 0.00 0.00 0.00 10:50:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:19 lo 18.81 18.81 8.55 8.55 0.00 0.00 0.00 0.00 11:00:19 ens3 0.97 0.45 0.24 0.15 0.00 0.00 0.00 0.00 11:00:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:19 lo 18.03 18.03 10.03 10.03 0.00 0.00 0.00 0.00 11:10:19 ens3 1.04 0.60 0.24 0.17 0.00 0.00 0.00 0.00 11:10:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:01 lo 18.22 18.22 10.25 10.25 0.00 0.00 0.00 0.00 11:20:01 ens3 1.35 0.79 0.32 0.23 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 11:30:13 lo 16.56 16.56 6.78 6.78 0.00 0.00 0.00 0.00 11:30:13 ens3 1.06 0.67 0.26 0.18 0.00 0.00 0.00 0.00 11:30:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:28 lo 19.74 19.74 7.71 7.71 0.00 0.00 0.00 0.00 11:40:28 ens3 0.95 0.34 0.20 0.12 0.00 0.00 0.00 0.00 11:40:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.39 19.39 9.50 9.50 0.00 0.00 0.00 0.00 Average: ens3 15.26 11.37 166.64 1.69 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-37236) 03/25/26 _x86_64_ (4 CPU) 09:39:28 LINUX RESTART (4 CPU) 09:40:01 CPU %user %nice %system %iowait %steal %idle 09:50:00 all 44.03 0.00 2.72 1.99 0.10 51.16 09:50:00 0 42.88 0.00 2.68 2.27 0.10 52.07 09:50:00 1 45.06 0.00 2.77 2.15 0.10 49.92 09:50:00 2 45.01 0.00 2.66 2.33 0.10 49.90 09:50:00 3 43.19 0.00 2.76 1.20 0.10 52.76 10:00:18 all 62.71 0.00 2.32 0.39 0.15 34.43 10:00:18 0 63.31 0.00 2.27 0.60 0.14 33.68 10:00:18 1 63.08 0.00 2.26 0.20 0.15 34.31 10:00:18 2 62.68 0.00 2.28 0.48 0.15 34.41 10:00:18 3 61.77 0.00 2.49 0.29 0.14 35.30 10:10:18 all 17.11 0.00 0.88 0.09 0.09 81.83 10:10:18 0 16.87 0.00 0.95 0.09 0.09 82.00 10:10:18 1 17.39 0.00 0.79 0.04 0.09 81.68 10:10:18 2 17.22 0.00 0.93 0.11 0.09 81.66 10:10:18 3 16.96 0.00 0.84 0.12 0.08 82.00 10:20:28 all 16.81 0.00 0.66 0.06 0.08 82.40 10:20:28 0 16.74 0.00 0.56 0.12 0.07 82.51 10:20:28 1 15.93 0.00 0.68 0.03 0.08 83.27 10:20:28 2 17.04 0.00 0.85 0.02 0.08 82.01 10:20:28 3 17.53 0.00 0.55 0.06 0.07 81.79 10:30:28 all 26.47 0.00 0.95 0.16 0.08 72.34 10:30:28 0 26.02 0.00 0.96 0.12 0.08 72.82 10:30:28 1 25.93 0.00 0.98 0.06 0.08 72.94 10:30:28 2 27.04 0.00 1.00 0.39 0.08 71.49 10:30:28 3 26.90 0.00 0.84 0.07 0.08 72.11 10:40:28 all 21.64 0.00 0.72 0.55 0.08 77.01 10:40:28 0 21.44 0.00 0.69 0.76 0.08 77.03 10:40:28 1 21.50 0.00 0.69 0.18 0.08 77.54 10:40:28 2 21.64 0.00 0.73 0.17 0.08 77.38 10:40:28 3 21.98 0.00 0.75 1.08 0.08 76.10 10:50:28 all 8.79 0.00 0.43 0.05 0.06 90.68 10:50:28 0 9.02 0.00 0.45 0.11 0.06 90.36 10:50:28 1 8.46 0.00 0.47 0.02 0.06 90.99 10:50:28 2 8.40 0.00 0.42 0.04 0.06 91.08 10:50:28 3 9.26 0.00 0.37 0.02 0.05 90.30 11:00:19 all 10.26 0.00 0.53 0.02 0.07 89.12 11:00:19 0 10.27 0.00 0.49 0.01 0.07 89.16 11:00:19 1 10.35 0.00 0.55 0.04 0.07 89.00 11:00:19 2 9.97 0.00 0.53 0.01 0.07 89.42 11:00:19 3 10.46 0.00 0.57 0.01 0.07 88.89 11:10:19 all 10.87 0.00 0.60 0.05 0.07 88.40 11:10:19 0 11.31 0.00 0.56 0.08 0.07 87.98 11:10:19 1 10.16 0.00 0.62 0.09 0.07 89.05 11:10:19 2 11.17 0.00 0.68 0.01 0.08 88.08 11:10:19 3 10.85 0.00 0.56 0.01 0.07 88.50 11:20:01 all 14.96 0.00 0.67 0.25 0.08 84.05 11:20:01 0 15.17 0.00 0.70 0.52 0.07 83.54 11:20:01 1 15.50 0.00 0.68 0.16 0.08 83.58 11:20:01 2 14.10 0.00 0.63 0.22 0.08 84.97 11:20:01 3 15.04 0.00 0.66 0.09 0.08 84.13 11:30:13 all 8.62 0.00 0.48 0.12 0.06 90.72 11:30:13 0 8.84 0.00 0.41 0.23 0.06 90.45 11:30:13 1 8.26 0.00 0.51 0.07 0.06 91.10 11:30:13 2 8.53 0.00 0.49 0.08 0.07 90.82 11:30:13 3 8.87 0.00 0.50 0.08 0.06 90.50 11:30:13 CPU %user %nice %system %iowait %steal %idle 11:40:28 all 9.35 0.00 0.50 0.02 0.07 90.06 11:40:28 0 8.61 0.00 0.52 0.05 0.07 90.75 11:40:28 1 9.53 0.00 0.48 0.03 0.08 89.88 11:40:28 2 9.86 0.00 0.52 0.02 0.08 89.51 11:40:28 3 9.38 0.00 0.47 0.00 0.07 90.08 Average: all 21.04 0.00 0.96 0.31 0.08 77.62 Average: 0 20.94 0.00 0.94 0.41 0.08 77.63 Average: 1 20.99 0.00 0.96 0.26 0.08 77.71 Average: 2 21.13 0.00 0.98 0.32 0.08 77.48 Average: 3 21.08 0.00 0.95 0.25 0.08 77.64