---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-1598 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 739 10833 4 4416 14907 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:d8:2e:6e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.62/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78978sec preferred_lft 78978sec inet6 fe80::f816:3eff:fed8:2e6e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:3d:ad:45:9b:f8 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::483d:adff:fe45:9bf8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-1598) 03/18/26 _x86_64_ (4 CPU) 09:57:23 LINUX RESTART (4 CPU) 10:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:00 152.37 8.90 124.60 18.87 1199.32 37814.22 266019.78 10:20:01 68.65 24.69 41.73 2.24 309.44 3055.88 2287.92 10:30:05 10.51 0.19 9.75 0.57 10.04 306.48 1336.74 10:40:05 9.35 0.14 8.78 0.43 11.28 541.59 1292.01 10:50:01 14.39 0.02 13.83 0.55 0.59 405.42 310.74 11:00:05 12.16 0.02 11.65 0.49 1.03 357.78 574.68 11:10:05 4.85 0.02 4.69 0.14 1.17 133.19 42.68 11:20:01 5.01 0.02 4.82 0.17 1.21 144.87 87.32 11:30:02 4.53 0.00 4.41 0.12 1.05 139.77 45.84 11:40:05 5.19 0.00 5.02 0.16 0.21 156.58 60.50 11:50:01 9.76 0.04 9.32 0.41 4.51 580.11 237.50 12:00:05 6.35 0.02 6.17 0.17 0.61 190.03 57.08 Average: 25.26 2.84 20.40 2.03 128.38 3651.33 22689.76 10:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:00 1005400 12680200 3237516 19.77 266900 11141464 4589680 26.34 2264776 12268748 266944 10:20:01 1818208 5047720 10883024 66.47 273136 2948916 11808452 67.78 2142592 11834248 944 10:30:05 3883960 7136340 8796472 53.73 274276 2970468 9595076 55.08 2161212 9763240 720 10:40:05 8844972 12198700 3737960 22.83 278248 3067776 4487384 25.76 2171944 4811824 480 10:50:01 9396084 12802524 3134644 19.15 280344 3118376 3848232 22.09 2195348 4229704 524 11:00:05 8352724 11808492 4128064 25.21 281836 3166212 5020988 28.82 2198952 5265832 468 11:10:05 7995964 11468876 4467300 27.28 282256 3182936 5204300 29.87 2200124 5629352 480 11:20:01 6535048 10027560 5907888 36.08 282808 3201980 6720852 38.58 2202308 7083444 340 11:30:02 7368972 10882024 5054032 30.87 283080 3222248 6438140 36.95 2205528 6250968 476 11:40:05 8288232 11824260 4112448 25.12 283768 3244536 5079012 29.15 2207776 5334056 448 11:50:01 7687784 11351300 4584784 28.00 288120 3366208 5256856 30.17 2222356 5907584 280 12:00:05 6863516 10554940 5380568 32.86 288612 3393628 5998316 34.43 2233396 6710440 440 Average: 6503405 10648578 5285392 32.28 280282 3835396 6170607 35.42 2200526 7090787 22712 10:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:00 lo 3.31 3.31 2.38 2.38 0.00 0.00 0.00 0.00 10:10:00 ens3 160.01 117.21 2058.38 12.17 0.00 0.00 0.00 0.00 10:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 lo 47.04 47.04 27.65 27.65 0.00 0.00 0.00 0.00 10:20:01 ens3 2.67 2.40 0.54 1.55 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 10:30:05 lo 28.54 28.54 11.54 11.54 0.00 0.00 0.00 0.00 10:30:05 ens3 1.02 0.74 0.21 0.16 0.00 0.00 0.00 0.00 10:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:05 lo 11.95 11.95 6.59 6.59 0.00 0.00 0.00 0.00 10:40:05 ens3 2.16 0.68 0.53 0.31 0.00 0.00 0.00 0.00 10:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:01 lo 8.87 8.87 3.89 3.89 0.00 0.00 0.00 0.00 10:50:01 ens3 0.82 0.55 0.15 0.11 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 11:00:05 lo 13.46 13.46 7.08 7.08 0.00 0.00 0.00 0.00 11:00:05 ens3 0.82 0.67 0.16 0.13 0.00 0.00 0.00 0.00 11:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:05 lo 20.19 20.19 9.32 9.32 0.00 0.00 0.00 0.00 11:10:05 ens3 0.88 0.60 0.19 0.14 0.00 0.00 0.00 0.00 11:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:01 lo 20.38 20.38 8.12 8.12 0.00 0.00 0.00 0.00 11:20:01 ens3 1.00 0.37 0.20 0.11 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 11:30:02 lo 14.23 14.23 6.16 6.16 0.00 0.00 0.00 0.00 11:30:02 ens3 0.77 0.45 0.18 0.12 0.00 0.00 0.00 0.00 11:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:05 lo 17.86 17.86 10.50 10.50 0.00 0.00 0.00 0.00 11:40:05 ens3 0.90 0.55 0.23 0.17 0.00 0.00 0.00 0.00 11:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:01 lo 14.33 14.33 8.36 8.36 0.00 0.00 0.00 0.00 11:50:01 ens3 1.11 0.74 0.29 0.22 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 12:00:05 lo 33.08 33.08 12.87 12.87 0.00 0.00 0.00 0.00 12:00:05 ens3 1.62 0.76 0.36 0.23 0.00 0.00 0.00 0.00 12:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.45 19.45 9.55 9.55 0.00 0.00 0.00 0.00 Average: ens3 14.48 10.47 171.73 1.28 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-1598) 03/18/26 _x86_64_ (4 CPU) 09:57:23 LINUX RESTART (4 CPU) 10:00:00 CPU %user %nice %system %iowait %steal %idle 10:10:00 all 49.10 0.00 2.82 0.57 0.10 47.42 10:10:00 0 47.05 0.00 2.64 0.44 0.10 49.78 10:10:00 1 46.72 0.00 2.59 0.46 0.10 50.12 10:10:00 2 48.31 0.00 2.92 0.64 0.10 48.03 10:10:00 3 54.31 0.00 3.11 0.73 0.10 41.74 10:20:01 all 62.43 0.00 2.39 0.09 0.14 34.96 10:20:01 0 62.62 0.00 2.41 0.04 0.14 34.79 10:20:01 1 63.01 0.00 2.31 0.09 0.14 34.46 10:20:01 2 62.13 0.00 2.47 0.08 0.14 35.18 10:20:01 3 61.95 0.00 2.37 0.14 0.14 35.41 10:30:05 all 22.44 0.00 1.10 0.03 0.09 76.33 10:30:05 0 22.37 0.00 1.15 0.04 0.09 76.35 10:30:05 1 21.84 0.00 1.20 0.02 0.09 76.85 10:30:05 2 22.19 0.00 1.01 0.01 0.09 76.70 10:30:05 3 23.39 0.00 1.06 0.05 0.09 75.42 10:40:05 all 15.67 0.00 0.75 0.04 0.07 83.48 10:40:05 0 15.42 0.00 0.59 0.03 0.06 83.90 10:40:05 1 14.93 0.00 0.72 0.07 0.07 84.22 10:40:05 2 15.81 0.00 0.87 0.02 0.07 83.23 10:40:05 3 16.51 0.00 0.81 0.03 0.07 82.58 10:50:01 all 20.50 0.00 0.68 0.04 0.07 78.72 10:50:01 0 20.82 0.00 0.63 0.01 0.06 78.48 10:50:01 1 19.33 0.00 0.73 0.07 0.07 79.80 10:50:01 2 20.96 0.00 0.64 0.06 0.07 78.28 10:50:01 3 20.89 0.00 0.70 0.02 0.07 78.32 11:00:05 all 19.42 0.00 0.61 0.05 0.07 79.85 11:00:05 0 19.55 0.00 0.57 0.01 0.06 79.80 11:00:05 1 19.54 0.00 0.54 0.01 0.07 79.84 11:00:05 2 19.51 0.00 0.63 0.17 0.07 79.61 11:00:05 3 19.09 0.00 0.68 0.02 0.07 80.14 11:10:05 all 9.57 0.00 0.46 0.02 0.06 89.90 11:10:05 0 9.35 0.00 0.46 0.01 0.06 90.12 11:10:05 1 9.56 0.00 0.49 0.04 0.06 89.86 11:10:05 2 9.68 0.00 0.44 0.01 0.06 89.81 11:10:05 3 9.68 0.00 0.45 0.02 0.06 89.79 11:20:01 all 9.13 0.00 0.40 0.02 0.06 90.39 11:20:01 0 8.90 0.00 0.36 0.02 0.06 90.67 11:20:01 1 9.00 0.00 0.41 0.05 0.07 90.48 11:20:01 2 9.11 0.00 0.45 0.01 0.07 90.36 11:20:01 3 9.51 0.00 0.37 0.03 0.06 90.04 11:30:02 all 8.14 0.00 0.52 0.02 0.07 91.25 11:30:02 0 8.08 0.00 0.55 0.02 0.06 91.28 11:30:02 1 7.67 0.00 0.55 0.01 0.07 91.69 11:30:02 2 8.35 0.00 0.48 0.00 0.07 91.10 11:30:02 3 8.45 0.00 0.52 0.03 0.07 90.94 11:40:05 all 10.03 0.00 0.55 0.03 0.07 89.32 11:40:05 0 9.88 0.00 0.50 0.06 0.06 89.50 11:40:05 1 10.17 0.00 0.69 0.01 0.08 89.05 11:40:05 2 10.71 0.00 0.52 0.01 0.07 88.68 11:40:05 3 9.36 0.00 0.48 0.02 0.06 90.07 11:50:01 all 16.56 0.00 0.62 0.06 0.07 82.68 11:50:01 0 15.95 0.00 0.52 0.11 0.07 83.35 11:50:01 1 16.68 0.00 0.58 0.02 0.07 82.66 11:50:01 2 16.20 0.00 0.58 0.08 0.08 83.07 11:50:01 3 17.43 0.00 0.81 0.04 0.08 81.64 11:50:01 CPU %user %nice %system %iowait %steal %idle 12:00:05 all 11.21 0.00 0.45 0.03 0.06 88.25 12:00:05 0 11.23 0.00 0.39 0.01 0.06 88.31 12:00:05 1 11.01 0.00 0.49 0.02 0.06 88.42 12:00:05 2 11.85 0.00 0.45 0.01 0.07 87.62 12:00:05 3 10.74 0.00 0.47 0.07 0.06 88.66 Average: all 21.19 0.00 0.95 0.08 0.08 77.71 Average: 0 20.94 0.00 0.90 0.07 0.07 78.02 Average: 1 20.80 0.00 0.94 0.07 0.08 78.11 Average: 2 21.23 0.00 0.95 0.09 0.08 77.64 Average: 3 21.78 0.00 0.99 0.10 0.08 77.06